From 7b9e0b09109f69ae51ba3bd35fca279e110785da Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 14:47:27 +0200
Subject: [PATCH 01/13] debug with flamegraph

---
 benchmarks/compare/src/main.rs         |  58 +--
 benchmarks/compare/test_flamegraph.svg | 491 +++++++++++++++++++++++++
 2 files changed, 525 insertions(+), 24 deletions(-)
 create mode 100644 benchmarks/compare/test_flamegraph.svg

diff --git a/benchmarks/compare/src/main.rs b/benchmarks/compare/src/main.rs
index f2048619..aeeba568 100644
--- a/benchmarks/compare/src/main.rs
+++ b/benchmarks/compare/src/main.rs
@@ -1,5 +1,5 @@
 use benchmarks::vec::BoundedVecN;
-use canbench_rs::{bench, bench_fn};
+use canbench_rs::{bench, bench_fn, BenchResult};
 use ic_cdk::api::stable::WASM_PAGE_SIZE_IN_BYTES;
 use ic_stable_structures::{
     memory_manager::{MemoryId, MemoryManager},
@@ -128,28 +128,38 @@ macro_rules! bench_case_sized {
 
 // Benchmark registrations
 
-// Stable Memory
-bench_case!(write_chunks_stable_1, write_chunks_stable, 10, 1);
-bench_case!(write_chunks_stable_1k, write_chunks_stable, 11, K);
-bench_case!(write_chunks_stable_1m, write_chunks_stable, 12, M);
-bench_case!(read_chunks_stable_1, read_chunks_stable, 20, 1);
-bench_case!(read_chunks_stable_1k, read_chunks_stable, 21, K);
-bench_case!(read_chunks_stable_1m, read_chunks_stable, 22, M);
-
-// BTreeMap
-bench_case!(write_chunks_btreemap_1, write_chunks_btreemap, 30, 1);
-bench_case!(write_chunks_btreemap_1k, write_chunks_btreemap, 31, K);
-bench_case!(write_chunks_btreemap_1m, write_chunks_btreemap, 32, M);
-bench_case!(read_chunks_btreemap_1, read_chunks_btreemap, 40, 1);
-bench_case!(read_chunks_btreemap_1k, read_chunks_btreemap, 41, K);
-bench_case!(read_chunks_btreemap_1m, read_chunks_btreemap, 42, M);
-
-// StableVec
-bench_case_sized!(write_chunks_vec_1, write_chunks_vec, 50, 1);
-bench_case_sized!(write_chunks_vec_1k, write_chunks_vec, 51, K);
-bench_case_sized!(write_chunks_vec_1m, write_chunks_vec, 52, M);
-bench_case_sized!(read_chunks_vec_1, read_chunks_vec, 60, 1);
-bench_case_sized!(read_chunks_vec_1k, read_chunks_vec, 61, K);
-bench_case_sized!(read_chunks_vec_1m, read_chunks_vec, 62, M);
+// // Stable Memory
+// bench_case!(write_chunks_stable_1, write_chunks_stable, 10, 1);
+// bench_case!(write_chunks_stable_1k, write_chunks_stable, 11, K);
+// bench_case!(write_chunks_stable_1m, write_chunks_stable, 12, M);
+// bench_case!(read_chunks_stable_1, read_chunks_stable, 20, 1);
+// bench_case!(read_chunks_stable_1k, read_chunks_stable, 21, K);
+// bench_case!(read_chunks_stable_1m, read_chunks_stable, 22, M);
+
+// // BTreeMap
+// bench_case!(write_chunks_btreemap_1, write_chunks_btreemap, 30, 1);
+// bench_case!(write_chunks_btreemap_1k, write_chunks_btreemap, 31, K);
+// bench_case!(write_chunks_btreemap_1m, write_chunks_btreemap, 32, M);
+// bench_case!(read_chunks_btreemap_1, read_chunks_btreemap, 40, 1);
+// bench_case!(read_chunks_btreemap_1k, read_chunks_btreemap, 41, K);
+// bench_case!(read_chunks_btreemap_1m, read_chunks_btreemap, 42, M);
+
+// // StableVec
+// bench_case_sized!(write_chunks_vec_1, write_chunks_vec, 50, 1);
+// bench_case_sized!(write_chunks_vec_1k, write_chunks_vec, 51, K);
+// bench_case_sized!(write_chunks_vec_1m, write_chunks_vec, 52, M);
+// bench_case_sized!(read_chunks_vec_1, read_chunks_vec, 60, 1);
+// bench_case_sized!(read_chunks_vec_1k, read_chunks_vec, 61, K);
+// bench_case_sized!(read_chunks_vec_1m, read_chunks_vec, 62, M);
+
+#[bench(raw)]
+fn test_flamegraph() -> BenchResult {
+    let mut map = BTreeMap::init(init_memory(10));
+    let value = vec![82; 10 * 1024];
+
+    bench_fn(|| {
+        map.insert(1_u32, value);
+    })
+}
 
 fn main() {}
diff --git a/benchmarks/compare/test_flamegraph.svg b/benchmarks/compare/test_flamegraph.svg
new file mode 100644
index 00000000..8551bd95
--- /dev/null
+++ b/benchmarks/compare/test_flamegraph.svg
@@ -0,0 +1,491 @@
+<?xml version="1.0" standalone="no"?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg version="1.1" width="1200" height="246" onload="init(evt)" viewBox="0 0 1200 246" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:fg="http://github.com/jonhoo/inferno"><!--Flame graph stack visualization. See https://github.com/brendangregg/FlameGraph for latest version, and http://www.brendangregg.com/flamegraphs.html for examples.--><!--NOTES: --><defs><linearGradient id="background" y1="0" y2="1" x1="0" x2="0"><stop stop-color="#eeeeee" offset="5%"/><stop stop-color="#eeeeb0" offset="95%"/></linearGradient></defs><style type="text/css">
+text { font-family:monospace; font-size:12px }
+#title { text-anchor:middle; font-size:17px; }
+#matched { text-anchor:end; }
+#search { text-anchor:end; opacity:0.1; cursor:pointer; }
+#search:hover, #search.show { opacity:1; }
+#subtitle { text-anchor:middle; font-color:rgb(160,160,160); }
+#unzoom { cursor:pointer; }
+#frames > *:hover { stroke:black; stroke-width:0.5; cursor:pointer; }
+.hide { display:none; }
+.parent { opacity:0.5; }
+</style><script type="text/ecmascript"><![CDATA[
+        var nametype = 'Function:';
+        var fontsize = 12;
+        var fontwidth = 0.59;
+        var xpad = 10;
+        var inverted = false;
+        var searchcolor = 'rgb(230,0,230)';
+        var fluiddrawing = true;
+        var truncate_text_right = false;
+    ]]><![CDATA["use strict";
+var details, searchbtn, unzoombtn, matchedtxt, svg, searching, frames, known_font_width;
+function init(evt) {
+    details = document.getElementById("details").firstChild;
+    searchbtn = document.getElementById("search");
+    unzoombtn = document.getElementById("unzoom");
+    matchedtxt = document.getElementById("matched");
+    svg = document.getElementsByTagName("svg")[0];
+    frames = document.getElementById("frames");
+    known_font_width = get_monospace_width(frames);
+    total_samples = parseInt(frames.attributes.total_samples.value);
+    searching = 0;
+
+    // Use GET parameters to restore a flamegraph's state.
+    var restore_state = function() {
+        var params = get_params();
+        if (params.x && params.y)
+            zoom(find_group(document.querySelector('[*|x="' + params.x + '"][y="' + params.y + '"]')));
+        if (params.s)
+            search(params.s);
+    };
+
+    if (fluiddrawing) {
+        // Make width dynamic so the SVG fits its parent's width.
+        svg.removeAttribute("width");
+        // Edge requires us to have a viewBox that gets updated with size changes.
+        var isEdge = /Edge\/\d./i.test(navigator.userAgent);
+        if (!isEdge) {
+            svg.removeAttribute("viewBox");
+        }
+        var update_for_width_change = function() {
+            if (isEdge) {
+                svg.attributes.viewBox.value = "0 0 " + svg.width.baseVal.value + " " + svg.height.baseVal.value;
+            }
+
+            // Keep consistent padding on left and right of frames container.
+            frames.attributes.width.value = svg.width.baseVal.value - xpad * 2;
+
+            // Text truncation needs to be adjusted for the current width.
+            update_text_for_elements(frames.children);
+
+            // Keep search elements at a fixed distance from right edge.
+            var svgWidth = svg.width.baseVal.value;
+            searchbtn.attributes.x.value = svgWidth - xpad;
+            matchedtxt.attributes.x.value = svgWidth - xpad;
+        };
+        window.addEventListener('resize', function() {
+            update_for_width_change();
+        });
+        // This needs to be done asynchronously for Safari to work.
+        setTimeout(function() {
+            unzoom();
+            update_for_width_change();
+            restore_state();
+        }, 0);
+    } else {
+        restore_state();
+    }
+}
+// event listeners
+window.addEventListener("click", function(e) {
+    var target = find_group(e.target);
+    if (target) {
+        if (target.nodeName == "a") {
+            if (e.ctrlKey === false) return;
+            e.preventDefault();
+        }
+        if (target.classList.contains("parent")) unzoom();
+        zoom(target);
+
+        // set parameters for zoom state
+        var el = target.querySelector("rect");
+        if (el && el.attributes && el.attributes.y && el.attributes["fg:x"]) {
+            var params = get_params()
+            params.x = el.attributes["fg:x"].value;
+            params.y = el.attributes.y.value;
+            history.replaceState(null, null, parse_params(params));
+        }
+    }
+    else if (e.target.id == "unzoom") {
+        unzoom();
+
+        // remove zoom state
+        var params = get_params();
+        if (params.x) delete params.x;
+        if (params.y) delete params.y;
+        history.replaceState(null, null, parse_params(params));
+    }
+    else if (e.target.id == "search") search_prompt();
+}, false)
+// mouse-over for info
+// show
+window.addEventListener("mouseover", function(e) {
+    var target = find_group(e.target);
+    if (target) details.nodeValue = nametype + " " + g_to_text(target);
+}, false)
+// clear
+window.addEventListener("mouseout", function(e) {
+    var target = find_group(e.target);
+    if (target) details.nodeValue = ' ';
+}, false)
+// ctrl-F for search
+window.addEventListener("keydown",function (e) {
+    if (e.keyCode === 114 || (e.ctrlKey && e.keyCode === 70)) {
+        e.preventDefault();
+        search_prompt();
+    }
+}, false)
+// functions
+function get_params() {
+    var params = {};
+    var paramsarr = window.location.search.substr(1).split('&');
+    for (var i = 0; i < paramsarr.length; ++i) {
+        var tmp = paramsarr[i].split("=");
+        if (!tmp[0] || !tmp[1]) continue;
+        params[tmp[0]]  = decodeURIComponent(tmp[1]);
+    }
+    return params;
+}
+function parse_params(params) {
+    var uri = "?";
+    for (var key in params) {
+        uri += key + '=' + encodeURIComponent(params[key]) + '&';
+    }
+    if (uri.slice(-1) == "&")
+        uri = uri.substring(0, uri.length - 1);
+    if (uri == '?')
+        uri = window.location.href.split('?')[0];
+    return uri;
+}
+function find_child(node, selector) {
+    var children = node.querySelectorAll(selector);
+    if (children.length) return children[0];
+    return;
+}
+function find_group(node) {
+    var parent = node.parentElement;
+    if (!parent) return;
+    if (parent.id == "frames") return node;
+    return find_group(parent);
+}
+function orig_save(e, attr, val) {
+    if (e.attributes["fg:orig_" + attr] != undefined) return;
+    if (e.attributes[attr] == undefined) return;
+    if (val == undefined) val = e.attributes[attr].value;
+    e.setAttribute("fg:orig_" + attr, val);
+}
+function orig_load(e, attr) {
+    if (e.attributes["fg:orig_"+attr] == undefined) return;
+    e.attributes[attr].value = e.attributes["fg:orig_" + attr].value;
+    e.removeAttribute("fg:orig_" + attr);
+}
+function g_to_text(e) {
+    var text = find_child(e, "title").firstChild.nodeValue;
+    return (text)
+}
+function g_to_func(e) {
+    var func = g_to_text(e);
+    // if there's any manipulation we want to do to the function
+    // name before it's searched, do it here before returning.
+    return (func);
+}
+function get_monospace_width(frames) {
+    // Given the id="frames" element, return the width of text characters if
+    // this is a monospace font, otherwise return 0.
+    text = find_child(frames.children[0], "text");
+    originalContent = text.textContent;
+    text.textContent = "!";
+    bangWidth = text.getComputedTextLength();
+    text.textContent = "W";
+    wWidth = text.getComputedTextLength();
+    text.textContent = originalContent;
+    if (bangWidth === wWidth) {
+        return bangWidth;
+    } else {
+        return 0;
+    }
+}
+function update_text_for_elements(elements) {
+    // In order to render quickly in the browser, you want to do one pass of
+    // reading attributes, and one pass of mutating attributes. See
+    // https://web.dev/avoid-large-complex-layouts-and-layout-thrashing/ for details.
+
+    // Fall back to inefficient calculation, if we're variable-width font.
+    // TODO This should be optimized somehow too.
+    if (known_font_width === 0) {
+        for (var i = 0; i < elements.length; i++) {
+            update_text(elements[i]);
+        }
+        return;
+    }
+
+    var textElemNewAttributes = [];
+    for (var i = 0; i < elements.length; i++) {
+        var e = elements[i];
+        var r = find_child(e, "rect");
+        var t = find_child(e, "text");
+        var w = parseFloat(r.attributes.width.value) * frames.attributes.width.value / 100 - 3;
+        var txt = find_child(e, "title").textContent.replace(/\([^(]*\)$/,"");
+        var newX = format_percent((parseFloat(r.attributes.x.value) + (100 * 3 / frames.attributes.width.value)));
+
+        // Smaller than this size won't fit anything
+        if (w < 2 * known_font_width) {
+            textElemNewAttributes.push([newX, ""]);
+            continue;
+        }
+
+        // Fit in full text width
+        if (txt.length * known_font_width < w) {
+            textElemNewAttributes.push([newX, txt]);
+            continue;
+        }
+
+        var substringLength = Math.floor(w / known_font_width) - 2;
+        if (truncate_text_right) {
+            // Truncate the right side of the text.
+            textElemNewAttributes.push([newX, txt.substring(0, substringLength) + ".."]);
+            continue;
+        } else {
+            // Truncate the left side of the text.
+            textElemNewAttributes.push([newX, ".." + txt.substring(txt.length - substringLength, txt.length)]);
+            continue;
+        }
+    }
+
+    console.assert(textElemNewAttributes.length === elements.length, "Resize failed, please file a bug at https://github.com/jonhoo/inferno/");
+
+    // Now that we know new textContent, set it all in one go so we don't refresh a bazillion times.
+    for (var i = 0; i < elements.length; i++) {
+        var e = elements[i];
+        var values = textElemNewAttributes[i];
+        var t = find_child(e, "text");
+        t.attributes.x.value = values[0];
+        t.textContent = values[1];
+    }
+}
+
+function update_text(e) {
+    var r = find_child(e, "rect");
+    var t = find_child(e, "text");
+    var w = parseFloat(r.attributes.width.value) * frames.attributes.width.value / 100 - 3;
+    var txt = find_child(e, "title").textContent.replace(/\([^(]*\)$/,"");
+    t.attributes.x.value = format_percent((parseFloat(r.attributes.x.value) + (100 * 3 / frames.attributes.width.value)));
+
+    // Smaller than this size won't fit anything
+    if (w < 2 * fontsize * fontwidth) {
+        t.textContent = "";
+        return;
+    }
+    t.textContent = txt;
+    // Fit in full text width
+    if (t.getComputedTextLength() < w)
+        return;
+    if (truncate_text_right) {
+        // Truncate the right side of the text.
+        for (var x = txt.length - 2; x > 0; x--) {
+            if (t.getSubStringLength(0, x + 2) <= w) {
+                t.textContent = txt.substring(0, x) + "..";
+                return;
+            }
+        }
+    } else {
+        // Truncate the left side of the text.
+        for (var x = 2; x < txt.length; x++) {
+            if (t.getSubStringLength(x - 2, txt.length) <= w) {
+                t.textContent = ".." + txt.substring(x, txt.length);
+                return;
+            }
+        }
+    }
+    t.textContent = "";
+}
+// zoom
+function zoom_reset(e) {
+    if (e.tagName == "rect") {
+        e.attributes.x.value = format_percent(100 * parseInt(e.attributes["fg:x"].value) / total_samples);
+        e.attributes.width.value = format_percent(100 * parseInt(e.attributes["fg:w"].value) / total_samples);
+    }
+    if (e.childNodes == undefined) return;
+    for(var i = 0, c = e.childNodes; i < c.length; i++) {
+        zoom_reset(c[i]);
+    }
+}
+function zoom_child(e, x, zoomed_width_samples) {
+    if (e.tagName == "text") {
+        var parent_x = parseFloat(find_child(e.parentNode, "rect[x]").attributes.x.value);
+        e.attributes.x.value = format_percent(parent_x + (100 * 3 / frames.attributes.width.value));
+    } else if (e.tagName == "rect") {
+        e.attributes.x.value = format_percent(100 * (parseInt(e.attributes["fg:x"].value) - x) / zoomed_width_samples);
+        e.attributes.width.value = format_percent(100 * parseInt(e.attributes["fg:w"].value) / zoomed_width_samples);
+    }
+    if (e.childNodes == undefined) return;
+    for(var i = 0, c = e.childNodes; i < c.length; i++) {
+        zoom_child(c[i], x, zoomed_width_samples);
+    }
+}
+function zoom_parent(e) {
+    if (e.attributes) {
+        if (e.attributes.x != undefined) {
+            e.attributes.x.value = "0.0%";
+        }
+        if (e.attributes.width != undefined) {
+            e.attributes.width.value = "100.0%";
+        }
+    }
+    if (e.childNodes == undefined) return;
+    for(var i = 0, c = e.childNodes; i < c.length; i++) {
+        zoom_parent(c[i]);
+    }
+}
+function zoom(node) {
+    var attr = find_child(node, "rect").attributes;
+    var width = parseInt(attr["fg:w"].value);
+    var xmin = parseInt(attr["fg:x"].value);
+    var xmax = xmin + width;
+    var ymin = parseFloat(attr.y.value);
+    unzoombtn.classList.remove("hide");
+    var el = frames.children;
+    var to_update_text = [];
+    for (var i = 0; i < el.length; i++) {
+        var e = el[i];
+        var a = find_child(e, "rect").attributes;
+        var ex = parseInt(a["fg:x"].value);
+        var ew = parseInt(a["fg:w"].value);
+        // Is it an ancestor
+        if (!inverted) {
+            var upstack = parseFloat(a.y.value) > ymin;
+        } else {
+            var upstack = parseFloat(a.y.value) < ymin;
+        }
+        if (upstack) {
+            // Direct ancestor
+            if (ex <= xmin && (ex+ew) >= xmax) {
+                e.classList.add("parent");
+                zoom_parent(e);
+                to_update_text.push(e);
+            }
+            // not in current path
+            else
+                e.classList.add("hide");
+        }
+        // Children maybe
+        else {
+            // no common path
+            if (ex < xmin || ex >= xmax) {
+                e.classList.add("hide");
+            }
+            else {
+                zoom_child(e, xmin, width);
+                to_update_text.push(e);
+            }
+        }
+    }
+    update_text_for_elements(to_update_text);
+}
+function unzoom() {
+    unzoombtn.classList.add("hide");
+    var el = frames.children;
+    for(var i = 0; i < el.length; i++) {
+        el[i].classList.remove("parent");
+        el[i].classList.remove("hide");
+        zoom_reset(el[i]);
+    }
+    update_text_for_elements(el);
+}
+// search
+function reset_search() {
+    var el = document.querySelectorAll("#frames rect");
+    for (var i = 0; i < el.length; i++) {
+        orig_load(el[i], "fill")
+    }
+    var params = get_params();
+    delete params.s;
+    history.replaceState(null, null, parse_params(params));
+}
+function search_prompt() {
+    if (!searching) {
+        var term = prompt("Enter a search term (regexp " +
+            "allowed, eg: ^ext4_)", "");
+        if (term != null) {
+            search(term)
+        }
+    } else {
+        reset_search();
+        searching = 0;
+        searchbtn.classList.remove("show");
+        searchbtn.firstChild.nodeValue = "Search"
+        matchedtxt.classList.add("hide");
+        matchedtxt.firstChild.nodeValue = ""
+    }
+}
+function search(term) {
+    var re = new RegExp(term);
+    var el = frames.children;
+    var matches = new Object();
+    var maxwidth = 0;
+    for (var i = 0; i < el.length; i++) {
+        var e = el[i];
+        // Skip over frames which are either not visible, or below the zoomed-to frame
+        if (e.classList.contains("hide") || e.classList.contains("parent")) {
+            continue;
+        }
+        var func = g_to_func(e);
+        var rect = find_child(e, "rect");
+        if (func == null || rect == null)
+            continue;
+        // Save max width. Only works as we have a root frame
+        var w = parseInt(rect.attributes["fg:w"].value);
+        if (w > maxwidth)
+            maxwidth = w;
+        if (func.match(re)) {
+            // highlight
+            var x = parseInt(rect.attributes["fg:x"].value);
+            orig_save(rect, "fill");
+            rect.attributes.fill.value = searchcolor;
+            // remember matches
+            if (matches[x] == undefined) {
+                matches[x] = w;
+            } else {
+                if (w > matches[x]) {
+                    // overwrite with parent
+                    matches[x] = w;
+                }
+            }
+            searching = 1;
+        }
+    }
+    if (!searching)
+        return;
+    var params = get_params();
+    params.s = term;
+    history.replaceState(null, null, parse_params(params));
+
+    searchbtn.classList.add("show");
+    searchbtn.firstChild.nodeValue = "Reset Search";
+    // calculate percent matched, excluding vertical overlap
+    var count = 0;
+    var lastx = -1;
+    var lastw = 0;
+    var keys = Array();
+    for (k in matches) {
+        if (matches.hasOwnProperty(k))
+            keys.push(k);
+    }
+    // sort the matched frames by their x location
+    // ascending, then width descending
+    keys.sort(function(a, b){
+        return a - b;
+    });
+    // Step through frames saving only the biggest bottom-up frames
+    // thanks to the sort order. This relies on the tree property
+    // where children are always smaller than their parents.
+    for (var k in keys) {
+        var x = parseInt(keys[k]);
+        var w = matches[keys[k]];
+        if (x >= lastx + lastw) {
+            count += w;
+            lastx = x;
+            lastw = w;
+        }
+    }
+    // display matched percent
+    matchedtxt.classList.remove("hide");
+    var pct = 100 * count / maxwidth;
+    if (pct != 100) pct = pct.toFixed(1);
+    matchedtxt.firstChild.nodeValue = "Matched: " + pct + "%";
+}
+function format_percent(n) {
+    return n.toFixed(4) + "%";
+}
+]]></script><rect x="0" y="0" width="100%" height="246" fill="url(#background)"/><text id="title" fill="rgb(0,0,0)" x="50.0000%" y="24.00">test_flamegraph</text><text id="details" fill="rgb(0,0,0)" x="10" y="229.00"> </text><text id="unzoom" class="hide" fill="rgb(0,0,0)" x="10" y="24.00">Reset Zoom</text><text id="search" fill="rgb(0,0,0)" x="1190" y="24.00">Search</text><text id="matched" fill="rgb(0,0,0)" x="1190" y="229.00"> </text><svg id="frames" x="10" width="1180" total_samples="37092"><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (66 instructions, 0.18%)</title><rect x="0.0000%" y="117" width="0.1779%" height="15" fill="rgb(227,0,7)" fg:x="0" fg:w="66"/><text x="0.2500%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="0.1779%" y="101" width="0.2561%" height="15" fill="rgb(217,0,24)" fg:x="66" fg:w="95"/><text x="0.4279%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="0.6416%" y="101" width="0.2534%" height="15" fill="rgb(221,193,54)" fg:x="238" fg:w="94"/><text x="0.8916%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (127 instructions, 0.34%)</title><rect x="1.1054%" y="101" width="0.3424%" height="15" fill="rgb(248,212,6)" fg:x="410" fg:w="127"/><text x="1.3554%" y="111.50"></text></g><g><title>ic_stable_structures::write (548 instructions, 1.48%)</title><rect x="0.1779%" y="117" width="1.4774%" height="15" fill="rgb(208,68,35)" fg:x="66" fg:w="548"/><text x="0.4279%" y="127.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (896 instructions, 2.42%)</title><rect x="0.0000%" y="133" width="2.4156%" height="15" fill="rgb(232,128,0)" fg:x="0" fg:w="896"/><text x="0.2500%" y="143.50">ic..</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::allocate_node (974 instructions, 2.63%)</title><rect x="0.0000%" y="149" width="2.6259%" height="15" fill="rgb(207,160,47)" fg:x="0" fg:w="974"/><text x="0.2500%" y="159.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (107 instructions, 0.29%)</title><rect x="2.6259%" y="133" width="0.2885%" height="15" fill="rgb(228,23,34)" fg:x="974" fg:w="107"/><text x="2.8759%" y="143.50"></text></g><g><title>ic_stable_structures::write (184 instructions, 0.50%)</title><rect x="2.6259%" y="149" width="0.4961%" height="15" fill="rgb(218,30,26)" fg:x="974" fg:w="184"/><text x="2.8759%" y="159.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (84 instructions, 0.23%)</title><rect x="3.1220%" y="69" width="0.2265%" height="15" fill="rgb(220,122,19)" fg:x="1158" fg:w="84"/><text x="3.3720%" y="79.50"></text></g><g><title>__rdl_alloc (102 instructions, 0.27%)</title><rect x="3.1220%" y="85" width="0.2750%" height="15" fill="rgb(250,228,42)" fg:x="1158" fg:w="102"/><text x="3.3720%" y="95.50"></text></g><g><title>__rust_alloc (107 instructions, 0.29%)</title><rect x="3.1220%" y="101" width="0.2885%" height="15" fill="rgb(240,193,28)" fg:x="1158" fg:w="107"/><text x="3.3720%" y="111.50"></text></g><g><title>alloc::raw_vec::finish_grow (152 instructions, 0.41%)</title><rect x="3.1220%" y="117" width="0.4098%" height="15" fill="rgb(216,20,37)" fg:x="1158" fg:w="152"/><text x="3.3720%" y="127.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (236 instructions, 0.64%)</title><rect x="3.1220%" y="133" width="0.6363%" height="15" fill="rgb(206,188,39)" fg:x="1158" fg:w="236"/><text x="3.3720%" y="143.50"></text></g><g><title>memcpy (12 instructions, 0.03%)</title><rect x="3.7582%" y="117" width="0.0324%" height="15" fill="rgb(217,207,13)" fg:x="1394" fg:w="12"/><text x="4.0082%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="3.7906%" y="85" width="0.2319%" height="15" fill="rgb(231,73,38)" fg:x="1406" fg:w="86"/><text x="4.0406%" y="95.50"></text></g><g><title>ic_stable_structures::write (162 instructions, 0.44%)</title><rect x="3.7906%" y="101" width="0.4368%" height="15" fill="rgb(225,20,46)" fg:x="1406" fg:w="162"/><text x="4.0406%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="4.3513%" y="85" width="0.2319%" height="15" fill="rgb(210,31,41)" fg:x="1614" fg:w="86"/><text x="4.6013%" y="95.50"></text></g><g><title>ic_stable_structures::write (164 instructions, 0.44%)</title><rect x="4.3513%" y="101" width="0.4421%" height="15" fill="rgb(221,200,47)" fg:x="1614" fg:w="164"/><text x="4.6013%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (417 instructions, 1.12%)</title><rect x="3.7906%" y="117" width="1.1242%" height="15" fill="rgb(226,26,5)" fg:x="1406" fg:w="417"/><text x="4.0406%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (84 instructions, 0.23%)</title><rect x="4.9148%" y="85" width="0.2265%" height="15" fill="rgb(249,33,26)" fg:x="1823" fg:w="84"/><text x="5.1648%" y="95.50"></text></g><g><title>__rdl_alloc (102 instructions, 0.27%)</title><rect x="4.9148%" y="101" width="0.2750%" height="15" fill="rgb(235,183,28)" fg:x="1823" fg:w="102"/><text x="5.1648%" y="111.50"></text></g><g><title>__rust_alloc (107 instructions, 0.29%)</title><rect x="4.9148%" y="117" width="0.2885%" height="15" fill="rgb(221,5,38)" fg:x="1823" fg:w="107"/><text x="5.1648%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (83 instructions, 0.22%)</title><rect x="5.2033%" y="85" width="0.2238%" height="15" fill="rgb(247,18,42)" fg:x="1930" fg:w="83"/><text x="5.4533%" y="95.50"></text></g><g><title>ic_stable_structures::write (160 instructions, 0.43%)</title><rect x="5.2033%" y="101" width="0.4314%" height="15" fill="rgb(241,131,45)" fg:x="1930" fg:w="160"/><text x="5.4533%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (205 instructions, 0.55%)</title><rect x="5.2033%" y="117" width="0.5527%" height="15" fill="rgb(249,31,29)" fg:x="1930" fg:w="205"/><text x="5.4533%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (40 instructions, 0.11%)</title><rect x="5.7560%" y="85" width="0.1078%" height="15" fill="rgb(225,111,53)" fg:x="2135" fg:w="40"/><text x="6.0060%" y="95.50"></text></g><g><title>__rdl_dealloc (79 instructions, 0.21%)</title><rect x="5.7560%" y="101" width="0.2130%" height="15" fill="rgb(238,160,17)" fg:x="2135" fg:w="79"/><text x="6.0060%" y="111.50"></text></g><g><title>__rust_dealloc (99 instructions, 0.27%)</title><rect x="5.7560%" y="117" width="0.2669%" height="15" fill="rgb(214,148,48)" fg:x="2135" fg:w="99"/><text x="6.0060%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (83 instructions, 0.22%)</title><rect x="6.0229%" y="85" width="0.2238%" height="15" fill="rgb(232,36,49)" fg:x="2234" fg:w="83"/><text x="6.2729%" y="95.50"></text></g><g><title>ic_stable_structures::write (159 instructions, 0.43%)</title><rect x="6.0229%" y="101" width="0.4287%" height="15" fill="rgb(209,103,24)" fg:x="2234" fg:w="159"/><text x="6.2729%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (49 instructions, 0.13%)</title><rect x="6.5755%" y="101" width="0.1321%" height="15" fill="rgb(229,88,8)" fg:x="2439" fg:w="49"/><text x="6.8255%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,079 instructions, 2.91%)</title><rect x="6.7076%" y="85" width="2.9090%" height="15" fill="rgb(213,181,19)" fg:x="2488" fg:w="1079"/><text x="6.9576%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,157 instructions, 3.12%)</title><rect x="6.7076%" y="101" width="3.1193%" height="15" fill="rgb(254,191,54)" fg:x="2488" fg:w="1157"/><text x="6.9576%" y="111.50">ic_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (83 instructions, 0.22%)</title><rect x="9.8269%" y="101" width="0.2238%" height="15" fill="rgb(241,83,37)" fg:x="3645" fg:w="83"/><text x="10.0769%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="10.0507%" y="85" width="0.1806%" height="15" fill="rgb(233,36,39)" fg:x="3728" fg:w="67"/><text x="10.3007%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="10.2313%" y="69" width="0.2534%" height="15" fill="rgb(226,3,54)" fg:x="3795" fg:w="94"/><text x="10.4813%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="10.6950%" y="69" width="0.2561%" height="15" fill="rgb(245,192,40)" fg:x="3967" fg:w="95"/><text x="10.9450%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (127 instructions, 0.34%)</title><rect x="11.1560%" y="69" width="0.3424%" height="15" fill="rgb(238,167,29)" fg:x="4138" fg:w="127"/><text x="11.4060%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="10.2313%" y="85" width="1.4747%" height="15" fill="rgb(232,182,51)" fg:x="3795" fg:w="547"/><text x="10.4813%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (895 instructions, 2.41%)</title><rect x="10.0507%" y="101" width="2.4129%" height="15" fill="rgb(231,60,39)" fg:x="3728" fg:w="895"/><text x="10.3007%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (81 instructions, 0.22%)</title><rect x="12.4636%" y="101" width="0.2184%" height="15" fill="rgb(208,69,12)" fg:x="4623" fg:w="81"/><text x="12.7136%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="12.6820%" y="85" width="0.2346%" height="15" fill="rgb(235,93,37)" fg:x="4704" fg:w="87"/><text x="12.9320%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="13.1214%" y="85" width="0.2319%" height="15" fill="rgb(213,116,39)" fg:x="4867" fg:w="86"/><text x="13.3714%" y="95.50"></text></g><g><title>ic_stable_structures::write (327 instructions, 0.88%)</title><rect x="12.6820%" y="101" width="0.8816%" height="15" fill="rgb(222,207,29)" fg:x="4704" fg:w="327"/><text x="12.9320%" y="111.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (83 instructions, 0.22%)</title><rect x="13.5636%" y="37" width="0.2238%" height="15" fill="rgb(206,96,30)" fg:x="5031" fg:w="83"/><text x="13.8136%" y="47.50"></text></g><g><title>__rdl_alloc (102 instructions, 0.27%)</title><rect x="13.5636%" y="53" width="0.2750%" height="15" fill="rgb(218,138,4)" fg:x="5031" fg:w="102"/><text x="13.8136%" y="63.50"></text></g><g><title>__rust_alloc (107 instructions, 0.29%)</title><rect x="13.5636%" y="69" width="0.2885%" height="15" fill="rgb(250,191,14)" fg:x="5031" fg:w="107"/><text x="13.8136%" y="79.50"></text></g><g><title>alloc::raw_vec::finish_grow (152 instructions, 0.41%)</title><rect x="13.5636%" y="85" width="0.4098%" height="15" fill="rgb(239,60,40)" fg:x="5031" fg:w="152"/><text x="13.8136%" y="95.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (230 instructions, 0.62%)</title><rect x="13.5636%" y="101" width="0.6201%" height="15" fill="rgb(206,27,48)" fg:x="5031" fg:w="230"/><text x="13.8136%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,091 instructions, 2.94%)</title><rect x="14.1837%" y="85" width="2.9413%" height="15" fill="rgb(225,35,8)" fg:x="5261" fg:w="1091"/><text x="14.4337%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,169 instructions, 3.15%)</title><rect x="14.1837%" y="101" width="3.1516%" height="15" fill="rgb(250,213,24)" fg:x="5261" fg:w="1169"/><text x="14.4337%" y="111.50">ic_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (83 instructions, 0.22%)</title><rect x="17.3353%" y="101" width="0.2238%" height="15" fill="rgb(247,123,22)" fg:x="6430" fg:w="83"/><text x="17.5853%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="17.5590%" y="85" width="0.1806%" height="15" fill="rgb(231,138,38)" fg:x="6513" fg:w="67"/><text x="17.8090%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="17.7397%" y="69" width="0.2534%" height="15" fill="rgb(231,145,46)" fg:x="6580" fg:w="94"/><text x="17.9897%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="18.2034%" y="69" width="0.2561%" height="15" fill="rgb(251,118,11)" fg:x="6752" fg:w="95"/><text x="18.4534%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (127 instructions, 0.34%)</title><rect x="18.6671%" y="69" width="0.3424%" height="15" fill="rgb(217,147,25)" fg:x="6924" fg:w="127"/><text x="18.9171%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="17.7397%" y="85" width="1.4747%" height="15" fill="rgb(247,81,37)" fg:x="6580" fg:w="547"/><text x="17.9897%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (896 instructions, 2.42%)</title><rect x="17.5590%" y="101" width="2.4156%" height="15" fill="rgb(209,12,38)" fg:x="6513" fg:w="896"/><text x="17.8090%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (82 instructions, 0.22%)</title><rect x="19.9747%" y="101" width="0.2211%" height="15" fill="rgb(227,1,9)" fg:x="7409" fg:w="82"/><text x="20.2247%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="20.1957%" y="85" width="0.2346%" height="15" fill="rgb(248,47,43)" fg:x="7491" fg:w="87"/><text x="20.4457%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="20.6352%" y="85" width="0.2346%" height="15" fill="rgb(221,10,30)" fg:x="7654" fg:w="87"/><text x="20.8852%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,091 instructions, 2.94%)</title><rect x="21.0773%" y="85" width="2.9413%" height="15" fill="rgb(210,229,1)" fg:x="7818" fg:w="1091"/><text x="21.3273%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,496 instructions, 4.03%)</title><rect x="20.1957%" y="101" width="4.0332%" height="15" fill="rgb(222,148,37)" fg:x="7491" fg:w="1496"/><text x="20.4457%" y="111.50">ic_s..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (83 instructions, 0.22%)</title><rect x="24.2289%" y="101" width="0.2238%" height="15" fill="rgb(234,67,33)" fg:x="8987" fg:w="83"/><text x="24.4789%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="24.4527%" y="85" width="0.1806%" height="15" fill="rgb(247,98,35)" fg:x="9070" fg:w="67"/><text x="24.7027%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="24.6333%" y="69" width="0.2534%" height="15" fill="rgb(247,138,52)" fg:x="9137" fg:w="94"/><text x="24.8833%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,095 instructions, 2.95%)</title><rect x="25.0971%" y="69" width="2.9521%" height="15" fill="rgb(213,79,30)" fg:x="9309" fg:w="1095"/><text x="25.3471%" y="79.50">&lt;ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (127 instructions, 0.34%)</title><rect x="28.2541%" y="69" width="0.3424%" height="15" fill="rgb(246,177,23)" fg:x="10480" fg:w="127"/><text x="28.5041%" y="79.50"></text></g><g><title>ic_stable_structures::write (1,546 instructions, 4.17%)</title><rect x="24.6333%" y="85" width="4.1680%" height="15" fill="rgb(230,62,27)" fg:x="9137" fg:w="1546"/><text x="24.8833%" y="95.50">ic_st..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (1,895 instructions, 5.11%)</title><rect x="24.4527%" y="101" width="5.1089%" height="15" fill="rgb(216,154,8)" fg:x="9070" fg:w="1895"/><text x="24.7027%" y="111.50">ic_sta..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (81 instructions, 0.22%)</title><rect x="29.5616%" y="101" width="0.2184%" height="15" fill="rgb(244,35,45)" fg:x="10965" fg:w="81"/><text x="29.8116%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="29.7800%" y="85" width="0.2346%" height="15" fill="rgb(251,115,12)" fg:x="11046" fg:w="87"/><text x="30.0300%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="30.2195%" y="85" width="0.2319%" height="15" fill="rgb(240,54,50)" fg:x="11209" fg:w="86"/><text x="30.4695%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,091 instructions, 2.94%)</title><rect x="30.6616%" y="85" width="2.9413%" height="15" fill="rgb(233,84,52)" fg:x="11373" fg:w="1091"/><text x="30.9116%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,496 instructions, 4.03%)</title><rect x="29.7800%" y="101" width="4.0332%" height="15" fill="rgb(207,117,47)" fg:x="11046" fg:w="1496"/><text x="30.0300%" y="111.50">ic_s..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (82 instructions, 0.22%)</title><rect x="33.8132%" y="101" width="0.2211%" height="15" fill="rgb(249,43,39)" fg:x="12542" fg:w="82"/><text x="34.0632%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="34.0343%" y="85" width="0.1806%" height="15" fill="rgb(209,38,44)" fg:x="12624" fg:w="67"/><text x="34.2843%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="34.2149%" y="69" width="0.2561%" height="15" fill="rgb(236,212,23)" fg:x="12691" fg:w="95"/><text x="34.4649%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="34.6786%" y="69" width="0.2561%" height="15" fill="rgb(242,79,21)" fg:x="12863" fg:w="95"/><text x="34.9286%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.34%)</title><rect x="35.1397%" y="69" width="0.3397%" height="15" fill="rgb(211,96,35)" fg:x="13034" fg:w="126"/><text x="35.3897%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="34.2149%" y="85" width="1.4747%" height="15" fill="rgb(253,215,40)" fg:x="12691" fg:w="547"/><text x="34.4649%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (895 instructions, 2.41%)</title><rect x="34.0343%" y="101" width="2.4129%" height="15" fill="rgb(211,81,21)" fg:x="12624" fg:w="895"/><text x="34.2843%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (81 instructions, 0.22%)</title><rect x="36.4472%" y="101" width="0.2184%" height="15" fill="rgb(208,190,38)" fg:x="13519" fg:w="81"/><text x="36.6972%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="36.6656%" y="85" width="0.2346%" height="15" fill="rgb(235,213,38)" fg:x="13600" fg:w="87"/><text x="36.9156%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="37.1077%" y="85" width="0.2319%" height="15" fill="rgb(237,122,38)" fg:x="13764" fg:w="86"/><text x="37.3577%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,092 instructions, 2.94%)</title><rect x="37.5499%" y="85" width="2.9440%" height="15" fill="rgb(244,218,35)" fg:x="13928" fg:w="1092"/><text x="37.7999%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,497 instructions, 4.04%)</title><rect x="36.6656%" y="101" width="4.0359%" height="15" fill="rgb(240,68,47)" fg:x="13600" fg:w="1497"/><text x="36.9156%" y="111.50">ic_s..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (82 instructions, 0.22%)</title><rect x="40.7015%" y="101" width="0.2211%" height="15" fill="rgb(210,16,53)" fg:x="15097" fg:w="82"/><text x="40.9515%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="40.9226%" y="85" width="0.1806%" height="15" fill="rgb(235,124,12)" fg:x="15179" fg:w="67"/><text x="41.1726%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="41.1032%" y="69" width="0.2561%" height="15" fill="rgb(224,169,11)" fg:x="15246" fg:w="95"/><text x="41.3532%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="41.5642%" y="69" width="0.2561%" height="15" fill="rgb(250,166,2)" fg:x="15417" fg:w="95"/><text x="41.8142%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.34%)</title><rect x="42.0279%" y="69" width="0.3397%" height="15" fill="rgb(242,216,29)" fg:x="15589" fg:w="126"/><text x="42.2779%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="41.1032%" y="85" width="1.4747%" height="15" fill="rgb(230,116,27)" fg:x="15246" fg:w="547"/><text x="41.3532%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (895 instructions, 2.41%)</title><rect x="40.9226%" y="101" width="2.4129%" height="15" fill="rgb(228,99,48)" fg:x="15179" fg:w="895"/><text x="41.1726%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (82 instructions, 0.22%)</title><rect x="43.3355%" y="101" width="0.2211%" height="15" fill="rgb(253,11,6)" fg:x="16074" fg:w="82"/><text x="43.5855%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="43.5566%" y="85" width="0.2319%" height="15" fill="rgb(247,143,39)" fg:x="16156" fg:w="86"/><text x="43.8066%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="43.9987%" y="85" width="0.2319%" height="15" fill="rgb(236,97,10)" fg:x="16320" fg:w="86"/><text x="44.2487%" y="95.50"></text></g><g><title>ic_stable_structures::write (328 instructions, 0.88%)</title><rect x="43.5566%" y="101" width="0.8843%" height="15" fill="rgb(233,208,19)" fg:x="16156" fg:w="328"/><text x="43.8066%" y="111.50"></text></g><g><title>__rdl_realloc (113 instructions, 0.30%)</title><rect x="44.4408%" y="53" width="0.3046%" height="15" fill="rgb(216,164,2)" fg:x="16484" fg:w="113"/><text x="44.6908%" y="63.50"></text></g><g><title>__rust_realloc (133 instructions, 0.36%)</title><rect x="44.4408%" y="69" width="0.3586%" height="15" fill="rgb(220,129,5)" fg:x="16484" fg:w="133"/><text x="44.6908%" y="79.50"></text></g><g><title>alloc::raw_vec::finish_grow (185 instructions, 0.50%)</title><rect x="44.4408%" y="85" width="0.4988%" height="15" fill="rgb(242,17,10)" fg:x="16484" fg:w="185"/><text x="44.6908%" y="95.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (274 instructions, 0.74%)</title><rect x="44.4408%" y="101" width="0.7387%" height="15" fill="rgb(242,107,0)" fg:x="16484" fg:w="274"/><text x="44.6908%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,091 instructions, 2.94%)</title><rect x="45.1796%" y="85" width="2.9413%" height="15" fill="rgb(251,28,31)" fg:x="16758" fg:w="1091"/><text x="45.4296%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,169 instructions, 3.15%)</title><rect x="45.1796%" y="101" width="3.1516%" height="15" fill="rgb(233,223,10)" fg:x="16758" fg:w="1169"/><text x="45.4296%" y="111.50">ic_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (83 instructions, 0.22%)</title><rect x="48.3312%" y="101" width="0.2238%" height="15" fill="rgb(215,21,27)" fg:x="17927" fg:w="83"/><text x="48.5812%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="48.5549%" y="85" width="0.1806%" height="15" fill="rgb(232,23,21)" fg:x="18010" fg:w="67"/><text x="48.8049%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="48.7356%" y="69" width="0.2534%" height="15" fill="rgb(244,5,23)" fg:x="18077" fg:w="94"/><text x="48.9856%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="49.1993%" y="69" width="0.2561%" height="15" fill="rgb(226,81,46)" fg:x="18249" fg:w="95"/><text x="49.4493%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (127 instructions, 0.34%)</title><rect x="49.6603%" y="69" width="0.3424%" height="15" fill="rgb(247,70,30)" fg:x="18420" fg:w="127"/><text x="49.9103%" y="79.50"></text></g><g><title>ic_stable_structures::write (546 instructions, 1.47%)</title><rect x="48.7356%" y="85" width="1.4720%" height="15" fill="rgb(212,68,19)" fg:x="18077" fg:w="546"/><text x="48.9856%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (895 instructions, 2.41%)</title><rect x="48.5549%" y="101" width="2.4129%" height="15" fill="rgb(240,187,13)" fg:x="18010" fg:w="895"/><text x="48.8049%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (81 instructions, 0.22%)</title><rect x="50.9679%" y="101" width="0.2184%" height="15" fill="rgb(223,113,26)" fg:x="18905" fg:w="81"/><text x="51.2179%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="51.1862%" y="85" width="0.2346%" height="15" fill="rgb(206,192,2)" fg:x="18986" fg:w="87"/><text x="51.4362%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="51.6257%" y="85" width="0.2319%" height="15" fill="rgb(241,108,4)" fg:x="19149" fg:w="86"/><text x="51.8757%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,091 instructions, 2.94%)</title><rect x="52.0678%" y="85" width="2.9413%" height="15" fill="rgb(247,173,49)" fg:x="19313" fg:w="1091"/><text x="52.3178%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,496 instructions, 4.03%)</title><rect x="51.1862%" y="101" width="4.0332%" height="15" fill="rgb(224,114,35)" fg:x="18986" fg:w="1496"/><text x="51.4362%" y="111.50">ic_s..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (82 instructions, 0.22%)</title><rect x="55.2195%" y="101" width="0.2211%" height="15" fill="rgb(245,159,27)" fg:x="20482" fg:w="82"/><text x="55.4695%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="55.4405%" y="85" width="0.1806%" height="15" fill="rgb(245,172,44)" fg:x="20564" fg:w="67"/><text x="55.6905%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="55.6212%" y="69" width="0.2561%" height="15" fill="rgb(236,23,11)" fg:x="20631" fg:w="95"/><text x="55.8712%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,095 instructions, 2.95%)</title><rect x="56.0849%" y="69" width="2.9521%" height="15" fill="rgb(205,117,38)" fg:x="20803" fg:w="1095"/><text x="56.3349%" y="79.50">&lt;ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.34%)</title><rect x="59.2419%" y="69" width="0.3397%" height="15" fill="rgb(237,72,25)" fg:x="21974" fg:w="126"/><text x="59.4919%" y="79.50"></text></g><g><title>ic_stable_structures::write (1,547 instructions, 4.17%)</title><rect x="55.6212%" y="85" width="4.1707%" height="15" fill="rgb(244,70,9)" fg:x="20631" fg:w="1547"/><text x="55.8712%" y="95.50">ic_st..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (1,895 instructions, 5.11%)</title><rect x="55.4405%" y="101" width="5.1089%" height="15" fill="rgb(217,125,39)" fg:x="20564" fg:w="1895"/><text x="55.6905%" y="111.50">ic_sta..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (81 instructions, 0.22%)</title><rect x="60.5494%" y="101" width="0.2184%" height="15" fill="rgb(235,36,10)" fg:x="22459" fg:w="81"/><text x="60.7994%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="60.7678%" y="85" width="0.2346%" height="15" fill="rgb(251,123,47)" fg:x="22540" fg:w="87"/><text x="61.0178%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="61.2100%" y="85" width="0.2319%" height="15" fill="rgb(221,13,13)" fg:x="22704" fg:w="86"/><text x="61.4600%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,092 instructions, 2.94%)</title><rect x="61.6521%" y="85" width="2.9440%" height="15" fill="rgb(238,131,9)" fg:x="22868" fg:w="1092"/><text x="61.9021%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,497 instructions, 4.04%)</title><rect x="60.7678%" y="101" width="4.0359%" height="15" fill="rgb(211,50,8)" fg:x="22540" fg:w="1497"/><text x="61.0178%" y="111.50">ic_s..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (82 instructions, 0.22%)</title><rect x="64.8037%" y="101" width="0.2211%" height="15" fill="rgb(245,182,24)" fg:x="24037" fg:w="82"/><text x="65.0537%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="65.0248%" y="85" width="0.1806%" height="15" fill="rgb(242,14,37)" fg:x="24119" fg:w="67"/><text x="65.2748%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="65.2054%" y="69" width="0.2561%" height="15" fill="rgb(246,228,12)" fg:x="24186" fg:w="95"/><text x="65.4554%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="65.6665%" y="69" width="0.2561%" height="15" fill="rgb(213,55,15)" fg:x="24357" fg:w="95"/><text x="65.9165%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.34%)</title><rect x="66.1302%" y="69" width="0.3397%" height="15" fill="rgb(209,9,3)" fg:x="24529" fg:w="126"/><text x="66.3802%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="65.2054%" y="85" width="1.4747%" height="15" fill="rgb(230,59,30)" fg:x="24186" fg:w="547"/><text x="65.4554%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (895 instructions, 2.41%)</title><rect x="65.0248%" y="101" width="2.4129%" height="15" fill="rgb(209,121,21)" fg:x="24119" fg:w="895"/><text x="65.2748%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (81 instructions, 0.22%)</title><rect x="67.4377%" y="101" width="0.2184%" height="15" fill="rgb(220,109,13)" fg:x="25014" fg:w="81"/><text x="67.6877%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="67.6561%" y="85" width="0.2319%" height="15" fill="rgb(232,18,1)" fg:x="25095" fg:w="86"/><text x="67.9061%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="68.0982%" y="85" width="0.2319%" height="15" fill="rgb(215,41,42)" fg:x="25259" fg:w="86"/><text x="68.3482%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,092 instructions, 2.94%)</title><rect x="68.5404%" y="85" width="2.9440%" height="15" fill="rgb(224,123,36)" fg:x="25423" fg:w="1092"/><text x="68.7904%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,496 instructions, 4.03%)</title><rect x="67.6561%" y="101" width="4.0332%" height="15" fill="rgb(240,125,3)" fg:x="25095" fg:w="1496"/><text x="67.9061%" y="111.50">ic_s..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (82 instructions, 0.22%)</title><rect x="71.6893%" y="101" width="0.2211%" height="15" fill="rgb(205,98,50)" fg:x="26591" fg:w="82"/><text x="71.9393%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (66 instructions, 0.18%)</title><rect x="71.9104%" y="85" width="0.1779%" height="15" fill="rgb(205,185,37)" fg:x="26673" fg:w="66"/><text x="72.1604%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="72.0883%" y="69" width="0.2561%" height="15" fill="rgb(238,207,15)" fg:x="26739" fg:w="95"/><text x="72.3383%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="72.5493%" y="69" width="0.2534%" height="15" fill="rgb(213,199,42)" fg:x="26910" fg:w="94"/><text x="72.7993%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.34%)</title><rect x="73.0130%" y="69" width="0.3397%" height="15" fill="rgb(235,201,11)" fg:x="27082" fg:w="126"/><text x="73.2630%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="72.0883%" y="85" width="1.4747%" height="15" fill="rgb(207,46,11)" fg:x="26739" fg:w="547"/><text x="72.3383%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (896 instructions, 2.42%)</title><rect x="71.9104%" y="101" width="2.4156%" height="15" fill="rgb(241,35,35)" fg:x="26673" fg:w="896"/><text x="72.1604%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (82 instructions, 0.22%)</title><rect x="74.3260%" y="101" width="0.2211%" height="15" fill="rgb(243,32,47)" fg:x="27569" fg:w="82"/><text x="74.5760%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="74.5471%" y="85" width="0.2319%" height="15" fill="rgb(247,202,23)" fg:x="27651" fg:w="86"/><text x="74.7971%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="74.9892%" y="85" width="0.2346%" height="15" fill="rgb(219,102,11)" fg:x="27815" fg:w="87"/><text x="75.2392%" y="95.50"></text></g><g><title>ic_stable_structures::write (328 instructions, 0.88%)</title><rect x="74.5471%" y="101" width="0.8843%" height="15" fill="rgb(243,110,44)" fg:x="27651" fg:w="328"/><text x="74.7971%" y="111.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (89 instructions, 0.24%)</title><rect x="75.4314%" y="37" width="0.2399%" height="15" fill="rgb(222,74,54)" fg:x="27979" fg:w="89"/><text x="75.6814%" y="47.50"></text></g><g><title>memcpy (329 instructions, 0.89%)</title><rect x="75.6713%" y="37" width="0.8870%" height="15" fill="rgb(216,99,12)" fg:x="28068" fg:w="329"/><text x="75.9213%" y="47.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (68 instructions, 0.18%)</title><rect x="76.5583%" y="37" width="0.1833%" height="15" fill="rgb(226,22,26)" fg:x="28397" fg:w="68"/><text x="76.8083%" y="47.50"></text></g><g><title>__rdl_realloc (637 instructions, 1.72%)</title><rect x="75.4314%" y="53" width="1.7174%" height="15" fill="rgb(217,163,10)" fg:x="27979" fg:w="637"/><text x="75.6814%" y="63.50"></text></g><g><title>__rust_realloc (658 instructions, 1.77%)</title><rect x="75.4314%" y="69" width="1.7740%" height="15" fill="rgb(213,25,53)" fg:x="27979" fg:w="658"/><text x="75.6814%" y="79.50">_..</text></g><g><title>alloc::raw_vec::finish_grow (710 instructions, 1.91%)</title><rect x="75.4314%" y="85" width="1.9142%" height="15" fill="rgb(252,105,26)" fg:x="27979" fg:w="710"/><text x="75.6814%" y="95.50">a..</text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (798 instructions, 2.15%)</title><rect x="75.4314%" y="101" width="2.1514%" height="15" fill="rgb(220,39,43)" fg:x="27979" fg:w="798"/><text x="75.6814%" y="111.50">a..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,092 instructions, 2.94%)</title><rect x="77.5828%" y="85" width="2.9440%" height="15" fill="rgb(229,68,48)" fg:x="28777" fg:w="1092"/><text x="77.8328%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,168 instructions, 3.15%)</title><rect x="77.5828%" y="101" width="3.1489%" height="15" fill="rgb(252,8,32)" fg:x="28777" fg:w="1168"/><text x="77.8328%" y="111.50">ic_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (83 instructions, 0.22%)</title><rect x="80.7317%" y="101" width="0.2238%" height="15" fill="rgb(223,20,43)" fg:x="29945" fg:w="83"/><text x="80.9817%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (66 instructions, 0.18%)</title><rect x="80.9555%" y="85" width="0.1779%" height="15" fill="rgb(229,81,49)" fg:x="30028" fg:w="66"/><text x="81.2055%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="81.1334%" y="69" width="0.2561%" height="15" fill="rgb(236,28,36)" fg:x="30094" fg:w="95"/><text x="81.3834%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="81.5944%" y="69" width="0.2534%" height="15" fill="rgb(249,185,26)" fg:x="30265" fg:w="94"/><text x="81.8444%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.34%)</title><rect x="82.0581%" y="69" width="0.3397%" height="15" fill="rgb(249,174,33)" fg:x="30437" fg:w="126"/><text x="82.3081%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="81.1334%" y="85" width="1.4747%" height="15" fill="rgb(233,201,37)" fg:x="30094" fg:w="547"/><text x="81.3834%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (896 instructions, 2.42%)</title><rect x="80.9555%" y="101" width="2.4156%" height="15" fill="rgb(221,78,26)" fg:x="30028" fg:w="896"/><text x="81.2055%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (82 instructions, 0.22%)</title><rect x="83.3711%" y="101" width="0.2211%" height="15" fill="rgb(250,127,30)" fg:x="30924" fg:w="82"/><text x="83.6211%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="83.5921%" y="85" width="0.2319%" height="15" fill="rgb(230,49,44)" fg:x="31006" fg:w="86"/><text x="83.8421%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="84.0343%" y="85" width="0.2346%" height="15" fill="rgb(229,67,23)" fg:x="31170" fg:w="87"/><text x="84.2843%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (201 instructions, 0.54%)</title><rect x="84.4737%" y="85" width="0.5419%" height="15" fill="rgb(249,83,47)" fg:x="31333" fg:w="201"/><text x="84.7237%" y="95.50"></text></g><g><title>ic_stable_structures::write (605 instructions, 1.63%)</title><rect x="83.5921%" y="101" width="1.6311%" height="15" fill="rgb(215,43,3)" fg:x="31006" fg:w="605"/><text x="83.8421%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (5 instructions, 0.01%)</title><rect x="85.2232%" y="101" width="0.0135%" height="15" fill="rgb(238,154,13)" fg:x="31611" fg:w="5"/><text x="85.4732%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (32,289 instructions, 87.05%)</title><rect x="6.0229%" y="117" width="87.0511%" height="15" fill="rgb(219,56,2)" fg:x="2234" fg:w="32289"/><text x="6.2729%" y="127.50">ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write</text></g><g><title>ic_stable_structures::btreemap::node::io::compute_num_overflow_pages_needed (36 instructions, 0.10%)</title><rect x="93.0740%" y="101" width="0.0971%" height="15" fill="rgb(233,0,4)" fg:x="34523" fg:w="36"/><text x="93.3240%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="93.1710%" y="85" width="0.2346%" height="15" fill="rgb(235,30,7)" fg:x="34559" fg:w="87"/><text x="93.4210%" y="95.50"></text></g><g><title>ic_stable_structures::write (163 instructions, 0.44%)</title><rect x="93.1710%" y="101" width="0.4394%" height="15" fill="rgb(250,79,13)" fg:x="34559" fg:w="163"/><text x="93.4210%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::deallocate_unused_pages (287 instructions, 0.77%)</title><rect x="93.0740%" y="117" width="0.7738%" height="15" fill="rgb(211,146,34)" fg:x="34523" fg:w="287"/><text x="93.3240%" y="127.50"></text></g><g><title>ic_stable_structures::btreemap::node::Node&lt;K&gt;::save (34,167 instructions, 92.11%)</title><rect x="3.7582%" y="133" width="92.1142%" height="15" fill="rgb(228,22,38)" fg:x="1394" fg:w="34167"/><text x="4.0082%" y="143.50">ic_stable_structures::btreemap::node::Node&lt;K&gt;::save</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (107 instructions, 0.29%)</title><rect x="95.8724%" y="117" width="0.2885%" height="15" fill="rgb(235,168,5)" fg:x="35561" fg:w="107"/><text x="96.1224%" y="127.50"></text></g><g><title>ic_stable_structures::write (184 instructions, 0.50%)</title><rect x="95.8724%" y="133" width="0.4961%" height="15" fill="rgb(221,155,16)" fg:x="35561" fg:w="184"/><text x="96.1224%" y="143.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::insert_large_chunk (65 instructions, 0.18%)</title><rect x="96.3685%" y="85" width="0.1752%" height="15" fill="rgb(215,215,53)" fg:x="35745" fg:w="65"/><text x="96.6185%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (119 instructions, 0.32%)</title><rect x="96.3685%" y="101" width="0.3208%" height="15" fill="rgb(223,4,10)" fg:x="35745" fg:w="119"/><text x="96.6185%" y="111.50"></text></g><g><title>__rdl_dealloc (157 instructions, 0.42%)</title><rect x="96.3685%" y="117" width="0.4233%" height="15" fill="rgb(234,103,6)" fg:x="35745" fg:w="157"/><text x="96.6185%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::unlink_chunk (19 instructions, 0.05%)</title><rect x="96.8457%" y="85" width="0.0512%" height="15" fill="rgb(227,97,0)" fg:x="35922" fg:w="19"/><text x="97.0957%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::insert_large_chunk (65 instructions, 0.18%)</title><rect x="96.8969%" y="85" width="0.1752%" height="15" fill="rgb(234,150,53)" fg:x="35941" fg:w="65"/><text x="97.1469%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (172 instructions, 0.46%)</title><rect x="96.8457%" y="101" width="0.4637%" height="15" fill="rgb(228,201,54)" fg:x="35922" fg:w="172"/><text x="97.0957%" y="111.50"></text></g><g><title>__rdl_dealloc (210 instructions, 0.57%)</title><rect x="96.8457%" y="117" width="0.5662%" height="15" fill="rgb(222,22,37)" fg:x="35922" fg:w="210"/><text x="97.0957%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::unlink_chunk (57 instructions, 0.15%)</title><rect x="97.4658%" y="85" width="0.1537%" height="15" fill="rgb(237,53,32)" fg:x="36152" fg:w="57"/><text x="97.7158%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (133 instructions, 0.36%)</title><rect x="97.4658%" y="101" width="0.3586%" height="15" fill="rgb(233,25,53)" fg:x="36152" fg:w="133"/><text x="97.7158%" y="111.50"></text></g><g><title>__rdl_dealloc (172 instructions, 0.46%)</title><rect x="97.4658%" y="117" width="0.4637%" height="15" fill="rgb(210,40,34)" fg:x="36152" fg:w="172"/><text x="97.7158%" y="127.50"></text></g><g><title>__rust_dealloc (599 instructions, 1.61%)</title><rect x="96.3685%" y="133" width="1.6149%" height="15" fill="rgb(241,220,44)" fg:x="35745" fg:w="599"/><text x="96.6185%" y="143.50"></text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert_nonfull (35,519 instructions, 95.76%)</title><rect x="3.1220%" y="149" width="95.7592%" height="15" fill="rgb(235,28,35)" fg:x="1158" fg:w="35519"/><text x="3.3720%" y="159.50">ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert_nonfull</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert (36,838 instructions, 99.32%)</title><rect x="0.0000%" y="165" width="99.3152%" height="15" fill="rgb(210,56,17)" fg:x="0" fg:w="36838"/><text x="0.2500%" y="175.50">ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert</text></g><g><title>all (37,092 instructions, 100%)</title><rect x="0.0000%" y="197" width="100.0000%" height="15" fill="rgb(224,130,29)" fg:x="0" fg:w="37092"/><text x="0.2500%" y="207.50"></text></g><g><title>test_flamegraph (37,092 instructions, 100.00%)</title><rect x="0.0000%" y="181" width="100.0000%" height="15" fill="rgb(235,212,8)" fg:x="0" fg:w="37092"/><text x="0.2500%" y="191.50">test_flamegraph</text></g></svg></svg>
\ No newline at end of file

From ca7ac0d0b84c9ef72375101e8b3b4a8419568a15 Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 16:03:00 +0200
Subject: [PATCH 02/13] len

---
 benchmarks/btreemap/canbench_results.yml | 210 +++++++++++------------
 benchmarks/btreeset/canbench_results.yml |  40 ++---
 benchmarks/compare/canbench_results.yml  |  24 +--
 benchmarks/compare/src/main.rs           |  66 +++----
 benchmarks/compare/test_flamegraph.svg   |   2 +-
 benchmarks/vec/canbench_results.yml      |  14 +-
 src/btreemap/node/io.rs                  |   5 +-
 7 files changed, 181 insertions(+), 180 deletions(-)

diff --git a/benchmarks/btreemap/canbench_results.yml b/benchmarks/btreemap/canbench_results.yml
index 9335445d..2975a813 100644
--- a/benchmarks/btreemap/canbench_results.yml
+++ b/benchmarks/btreemap/canbench_results.yml
@@ -562,14 +562,14 @@ benches:
   btreemap_v2_insert_10mib_values:
     total:
       calls: 1
-      instructions: 4414243466
+      instructions: 4407576142
       heap_increase: 161
       stable_memory_increase: 3613
     scopes: {}
   btreemap_v2_insert_blob8_u64:
     total:
       calls: 1
-      instructions: 444987033
+      instructions: 444976597
       heap_increase: 0
       stable_memory_increase: 4
     scopes: {}
@@ -590,7 +590,7 @@ benches:
   btreemap_v2_insert_blob_16_128:
     total:
       calls: 1
-      instructions: 495692313
+      instructions: 495692305
       heap_increase: 0
       stable_memory_increase: 24
     scopes: {}
@@ -618,14 +618,14 @@ benches:
   btreemap_v2_insert_blob_32_16:
     total:
       calls: 1
-      instructions: 526875638
+      instructions: 526875614
       heap_increase: 0
       stable_memory_increase: 11
     scopes: {}
   btreemap_v2_insert_blob_32_256:
     total:
       calls: 1
-      instructions: 580539755
+      instructions: 580539739
       heap_increase: 0
       stable_memory_increase: 49
     scopes: {}
@@ -639,14 +639,14 @@ benches:
   btreemap_v2_insert_blob_32_4:
     total:
       calls: 1
-      instructions: 517264825
+      instructions: 517264553
       heap_increase: 0
       stable_memory_increase: 8
     scopes: {}
   btreemap_v2_insert_blob_32_512:
     total:
       calls: 1
-      instructions: 619389439
+      instructions: 619389423
       heap_increase: 0
       stable_memory_increase: 91
     scopes: {}
@@ -667,7 +667,7 @@ benches:
   btreemap_v2_insert_blob_4_128:
     total:
       calls: 1
-      instructions: 416771929
+      instructions: 416771925
       heap_increase: 0
       stable_memory_increase: 13
     scopes: {}
@@ -688,21 +688,21 @@ benches:
   btreemap_v2_insert_blob_8_128:
     total:
       calls: 1
-      instructions: 468148494
+      instructions: 468148486
       heap_increase: 0
       stable_memory_increase: 20
     scopes: {}
   btreemap_v2_insert_u64_blob8:
     total:
       calls: 1
-      instructions: 414538939
+      instructions: 414536867
       heap_increase: 0
       stable_memory_increase: 5
     scopes: {}
   btreemap_v2_insert_u64_u64:
     total:
       calls: 1
-      instructions: 422120086
+      instructions: 422108222
       heap_increase: 0
       stable_memory_increase: 6
     scopes: {}
@@ -723,42 +723,42 @@ benches:
   btreemap_v2_insert_vec_1024_128:
     total:
       calls: 1
-      instructions: 2724541315
+      instructions: 2722444295
       heap_increase: 0
       stable_memory_increase: 193
     scopes: {}
   btreemap_v2_insert_vec_128_128:
     total:
       calls: 1
-      instructions: 1004230958
+      instructions: 1003291070
       heap_increase: 0
       stable_memory_increase: 51
     scopes: {}
   btreemap_v2_insert_vec_16_128:
     total:
       calls: 1
-      instructions: 712421967
+      instructions: 712215287
       heap_increase: 0
       stable_memory_increase: 31
     scopes: {}
   btreemap_v2_insert_vec_256_128:
     total:
       calls: 1
-      instructions: 1386961585
+      instructions: 1385528597
       heap_increase: 0
       stable_memory_increase: 71
     scopes: {}
   btreemap_v2_insert_vec_32_1024:
     total:
       calls: 1
-      instructions: 1172134598
+      instructions: 1170933402
       heap_increase: 0
       stable_memory_increase: 171
     scopes: {}
   btreemap_v2_insert_vec_32_128:
     total:
       calls: 1
-      instructions: 758019348
+      instructions: 757724908
       heap_increase: 0
       stable_memory_increase: 33
     scopes: {}
@@ -772,7 +772,7 @@ benches:
   btreemap_v2_insert_vec_32_256:
     total:
       calls: 1
-      instructions: 866698572
+      instructions: 866075708
       heap_increase: 0
       stable_memory_increase: 54
     scopes: {}
@@ -793,14 +793,14 @@ benches:
   btreemap_v2_insert_vec_32_512:
     total:
       calls: 1
-      instructions: 969855594
+      instructions: 968988874
       heap_increase: 0
       stable_memory_increase: 91
     scopes: {}
   btreemap_v2_insert_vec_32_64:
     total:
       calls: 1
-      instructions: 699344644
+      instructions: 699299052
       heap_increase: 0
       stable_memory_increase: 24
     scopes: {}
@@ -814,28 +814,28 @@ benches:
   btreemap_v2_insert_vec_4_128:
     total:
       calls: 1
-      instructions: 608538730
+      instructions: 608411690
       heap_increase: 0
       stable_memory_increase: 16
     scopes: {}
   btreemap_v2_insert_vec_512_128:
     total:
       calls: 1
-      instructions: 1840482053
+      instructions: 1838704133
       heap_increase: 0
       stable_memory_increase: 112
     scopes: {}
   btreemap_v2_insert_vec_64_128:
     total:
       calls: 1
-      instructions: 845897952
+      instructions: 845407676
       heap_increase: 0
       stable_memory_increase: 41
     scopes: {}
   btreemap_v2_insert_vec_8_128:
     total:
       calls: 1
-      instructions: 669688389
+      instructions: 669505501
       heap_increase: 0
       stable_memory_increase: 23
     scopes: {}
@@ -912,7 +912,7 @@ benches:
   btreemap_v2_mem_manager_insert_blob512_u64:
     total:
       calls: 1
-      instructions: 3144791193
+      instructions: 3144790989
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -926,63 +926,63 @@ benches:
   btreemap_v2_mem_manager_insert_u64_u64:
     total:
       calls: 1
-      instructions: 541900204
+      instructions: 541888340
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_u64_vec512:
     total:
       calls: 1
-      instructions: 843362543
+      instructions: 842483543
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_vec512_u64:
     total:
       calls: 1
-      instructions: 1959334611
+      instructions: 1957612175
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_blob512_u64:
     total:
       calls: 1
-      instructions: 4345562448
+      instructions: 4345562060
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_blob512:
     total:
       calls: 1
-      instructions: 918002811
+      instructions: 918002787
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_u64:
     total:
       calls: 1
-      instructions: 774336355
+      instructions: 774294491
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_vec512:
     total:
       calls: 1
-      instructions: 1235311368
+      instructions: 1233773032
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_vec512_u64:
     total:
       calls: 1
-      instructions: 3072998033
+      instructions: 3069909301
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob8_u64:
     total:
       calls: 1
-      instructions: 617525736
+      instructions: 617493972
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1003,7 +1003,7 @@ benches:
   btreemap_v2_pop_first_blob_16_128:
     total:
       calls: 1
-      instructions: 759917146
+      instructions: 759917122
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1031,14 +1031,14 @@ benches:
   btreemap_v2_pop_first_blob_32_16:
     total:
       calls: 1
-      instructions: 816200943
+      instructions: 816200919
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob_32_256:
     total:
       calls: 1
-      instructions: 909758915
+      instructions: 909758899
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1052,14 +1052,14 @@ benches:
   btreemap_v2_pop_first_blob_32_4:
     total:
       calls: 1
-      instructions: 799101117
+      instructions: 799100493
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob_32_512:
     total:
       calls: 1
-      instructions: 974145440
+      instructions: 974145432
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1073,7 +1073,7 @@ benches:
   btreemap_v2_pop_first_blob_32_8:
     total:
       calls: 1
-      instructions: 817715606
+      instructions: 817715490
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1087,7 +1087,7 @@ benches:
   btreemap_v2_pop_first_blob_512_128:
     total:
       calls: 1
-      instructions: 4633015939
+      instructions: 4633015923
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1101,21 +1101,21 @@ benches:
   btreemap_v2_pop_first_blob_8_128:
     total:
       calls: 1
-      instructions: 621633417
+      instructions: 621633385
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_u64_blob8:
     total:
       calls: 1
-      instructions: 692238497
+      instructions: 692232421
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_u64_u64:
     total:
       calls: 1
-      instructions: 703685884
+      instructions: 703647588
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1136,42 +1136,42 @@ benches:
   btreemap_v2_pop_first_vec_1024_128:
     total:
       calls: 1
-      instructions: 4018498913
+      instructions: 4015389057
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_128_128:
     total:
       calls: 1
-      instructions: 1502646431
+      instructions: 1501359035
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_16_128:
     total:
       calls: 1
-      instructions: 1041313741
+      instructions: 1041085509
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_256_128:
     total:
       calls: 1
-      instructions: 2002757542
+      instructions: 2000679742
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_1024:
     total:
       calls: 1
-      instructions: 1684807804
+      instructions: 1683085880
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_128:
     total:
       calls: 1
-      instructions: 1103431102
+      instructions: 1103081566
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1185,7 +1185,7 @@ benches:
   btreemap_v2_pop_first_vec_32_256:
     total:
       calls: 1
-      instructions: 1222529886
+      instructions: 1221692746
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1206,14 +1206,14 @@ benches:
   btreemap_v2_pop_first_vec_32_512:
     total:
       calls: 1
-      instructions: 1372107093
+      instructions: 1370880229
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_64:
     total:
       calls: 1
-      instructions: 989955238
+      instructions: 989892930
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1227,35 +1227,35 @@ benches:
   btreemap_v2_pop_first_vec_4_128:
     total:
       calls: 1
-      instructions: 548589797
+      instructions: 548495877
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_512_128:
     total:
       calls: 1
-      instructions: 2691148701
+      instructions: 2688546497
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_64_128:
     total:
       calls: 1
-      instructions: 1241957624
+      instructions: 1241334056
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_8_128:
     total:
       calls: 1
-      instructions: 862745876
+      instructions: 862576004
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_blob8_u64:
     total:
       calls: 1
-      instructions: 595826027
+      instructions: 595792947
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1276,7 +1276,7 @@ benches:
   btreemap_v2_pop_last_blob_16_128:
     total:
       calls: 1
-      instructions: 733631609
+      instructions: 733631601
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1290,7 +1290,7 @@ benches:
   btreemap_v2_pop_last_blob_32_1024:
     total:
       calls: 1
-      instructions: 1101403634
+      instructions: 1101403626
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1304,14 +1304,14 @@ benches:
   btreemap_v2_pop_last_blob_32_16:
     total:
       calls: 1
-      instructions: 789994074
+      instructions: 789994058
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_blob_32_256:
     total:
       calls: 1
-      instructions: 878909764
+      instructions: 878909748
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1325,7 +1325,7 @@ benches:
   btreemap_v2_pop_last_blob_32_4:
     total:
       calls: 1
-      instructions: 776952126
+      instructions: 776951398
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1346,7 +1346,7 @@ benches:
   btreemap_v2_pop_last_blob_32_8:
     total:
       calls: 1
-      instructions: 790946565
+      instructions: 790946485
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1360,7 +1360,7 @@ benches:
   btreemap_v2_pop_last_blob_512_128:
     total:
       calls: 1
-      instructions: 4464466763
+      instructions: 4464466747
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1374,21 +1374,21 @@ benches:
   btreemap_v2_pop_last_blob_8_128:
     total:
       calls: 1
-      instructions: 615779065
+      instructions: 615779041
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_u64_blob8:
     total:
       calls: 1
-      instructions: 670770920
+      instructions: 670764116
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_u64_u64:
     total:
       calls: 1
-      instructions: 681654379
+      instructions: 681614943
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1409,42 +1409,42 @@ benches:
   btreemap_v2_pop_last_vec_1024_128:
     total:
       calls: 1
-      instructions: 4236129487
+      instructions: 4233014383
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_128_128:
     total:
       calls: 1
-      instructions: 1508005318
+      instructions: 1506714322
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_16_128:
     total:
       calls: 1
-      instructions: 1022083136
+      instructions: 1021853880
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_256_128:
     total:
       calls: 1
-      instructions: 2063446347
+      instructions: 2061368899
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_1024:
     total:
       calls: 1
-      instructions: 1659038728
+      instructions: 1657317644
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_128:
     total:
       calls: 1
-      instructions: 1078246324
+      instructions: 1077894924
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1458,7 +1458,7 @@ benches:
   btreemap_v2_pop_last_vec_32_256:
     total:
       calls: 1
-      instructions: 1198297165
+      instructions: 1197460053
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1479,14 +1479,14 @@ benches:
   btreemap_v2_pop_last_vec_32_512:
     total:
       calls: 1
-      instructions: 1356519035
+      instructions: 1355293691
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_64:
     total:
       calls: 1
-      instructions: 968507554
+      instructions: 968444310
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1500,28 +1500,28 @@ benches:
   btreemap_v2_pop_last_vec_4_128:
     total:
       calls: 1
-      instructions: 534198256
+      instructions: 534106336
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_512_128:
     total:
       calls: 1
-      instructions: 2790585867
+      instructions: 2787982511
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_64_128:
     total:
       calls: 1
-      instructions: 1230020877
+      instructions: 1229399189
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_8_128:
     total:
       calls: 1
-      instructions: 862433228
+      instructions: 862263332
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1591,14 +1591,14 @@ benches:
   btreemap_v2_remove_10mib_values:
     total:
       calls: 1
-      instructions: 4738884700
+      instructions: 4731554792
       heap_increase: 0
       stable_memory_increase: 657
     scopes: {}
   btreemap_v2_remove_blob8_u64:
     total:
       calls: 1
-      instructions: 596895442
+      instructions: 596861458
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1633,14 +1633,14 @@ benches:
   btreemap_v2_remove_blob_32_1024:
     total:
       calls: 1
-      instructions: 998591484
+      instructions: 998591476
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_32_128:
     total:
       calls: 1
-      instructions: 762964206
+      instructions: 762964198
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1654,7 +1654,7 @@ benches:
   btreemap_v2_remove_blob_32_256:
     total:
       calls: 1
-      instructions: 799332913
+      instructions: 799332857
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1668,14 +1668,14 @@ benches:
   btreemap_v2_remove_blob_32_4:
     total:
       calls: 1
-      instructions: 712636077
+      instructions: 712635641
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_32_512:
     total:
       calls: 1
-      instructions: 872035084
+      instructions: 872035076
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1689,14 +1689,14 @@ benches:
   btreemap_v2_remove_blob_32_8:
     total:
       calls: 1
-      instructions: 712282460
+      instructions: 712282356
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_4_128:
     total:
       calls: 1
-      instructions: 464428203
+      instructions: 464428171
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1724,14 +1724,14 @@ benches:
   btreemap_v2_remove_u64_blob8:
     total:
       calls: 1
-      instructions: 582340960
+      instructions: 582334920
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_u64_u64:
     total:
       calls: 1
-      instructions: 603270076
+      instructions: 603228212
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1752,42 +1752,42 @@ benches:
   btreemap_v2_remove_vec_1024_128:
     total:
       calls: 1
-      instructions: 4438860682
+      instructions: 4435142510
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_128_128:
     total:
       calls: 1
-      instructions: 1418057388
+      instructions: 1416548536
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_16_128:
     total:
       calls: 1
-      instructions: 926755003
+      instructions: 926507075
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_256_128:
     total:
       calls: 1
-      instructions: 2215939794
+      instructions: 2213490482
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_1024:
     total:
       calls: 1
-      instructions: 1691463667
+      instructions: 1689404783
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_128:
     total:
       calls: 1
-      instructions: 1038694882
+      instructions: 1038290162
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1801,7 +1801,7 @@ benches:
   btreemap_v2_remove_vec_32_256:
     total:
       calls: 1
-      instructions: 1244067984
+      instructions: 1243058852
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1822,14 +1822,14 @@ benches:
   btreemap_v2_remove_vec_32_512:
     total:
       calls: 1
-      instructions: 1400789105
+      instructions: 1399310197
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_64:
     total:
       calls: 1
-      instructions: 981774893
+      instructions: 981708297
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1843,28 +1843,28 @@ benches:
   btreemap_v2_remove_vec_4_128:
     total:
       calls: 1
-      instructions: 668557997
+      instructions: 668454445
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_512_128:
     total:
       calls: 1
-      instructions: 3047442828
+      instructions: 3044320912
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_64_128:
     total:
       calls: 1
-      instructions: 1190503436
+      instructions: 1189781136
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_8_128:
     total:
       calls: 1
-      instructions: 831016555
+      instructions: 830830243
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
diff --git a/benchmarks/btreeset/canbench_results.yml b/benchmarks/btreeset/canbench_results.yml
index 1968303e..d441a239 100644
--- a/benchmarks/btreeset/canbench_results.yml
+++ b/benchmarks/btreeset/canbench_results.yml
@@ -2,70 +2,70 @@ benches:
   btreeset_insert_blob_1024:
     total:
       calls: 1
-      instructions: 7286690242
+      instructions: 7286355398
       heap_increase: 1
       stable_memory_increase: 256
     scopes: {}
   btreeset_insert_blob_128:
     total:
       calls: 1
-      instructions: 1655515544
+      instructions: 1655180700
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_16:
     total:
       calls: 1
-      instructions: 742764840
+      instructions: 742695180
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_256:
     total:
       calls: 1
-      instructions: 2467049413
+      instructions: 2466714569
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_32:
     total:
       calls: 1
-      instructions: 838550745
+      instructions: 838387833
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_512:
     total:
       calls: 1
-      instructions: 4071180368
+      instructions: 4070845524
       heap_increase: 0
       stable_memory_increase: 128
     scopes: {}
   btreeset_insert_blob_64:
     total:
       calls: 1
-      instructions: 1000266143
+      instructions: 1000031251
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_8:
     total:
       calls: 1
-      instructions: 720924777
+      instructions: 720867129
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_u32:
     total:
       calls: 1
-      instructions: 569311458
+      instructions: 569298378
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_u64:
     total:
       calls: 1
-      instructions: 588524339
+      instructions: 588504719
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -492,70 +492,70 @@ benches:
   btreeset_remove_blob_1024:
     total:
       calls: 1
-      instructions: 7742824218
+      instructions: 7742489518
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_128:
     total:
       calls: 1
-      instructions: 1687315215
+      instructions: 1686980515
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_16:
     total:
       calls: 1
-      instructions: 735109295
+      instructions: 735039715
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_256:
     total:
       calls: 1
-      instructions: 2554595544
+      instructions: 2554260844
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_32:
     total:
       calls: 1
-      instructions: 828360358
+      instructions: 828197546
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_512:
     total:
       calls: 1
-      instructions: 4281538178
+      instructions: 4281203478
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_64:
     total:
       calls: 1
-      instructions: 1009246256
+      instructions: 1009011500
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_8:
     total:
       calls: 1
-      instructions: 713356340
+      instructions: 713298764
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_u32:
     total:
       calls: 1
-      instructions: 560012231
+      instructions: 559999151
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_u64:
     total:
       calls: 1
-      instructions: 583587452
+      instructions: 583567832
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
diff --git a/benchmarks/compare/canbench_results.yml b/benchmarks/compare/canbench_results.yml
index 00db9bca..d3c5dc7b 100644
--- a/benchmarks/compare/canbench_results.yml
+++ b/benchmarks/compare/canbench_results.yml
@@ -2,21 +2,21 @@ benches:
   read_chunks_btreemap_1:
     total:
       calls: 1
-      instructions: 799994339
+      instructions: 799580235
       heap_increase: 1635
       stable_memory_increase: 1665
     scopes: {}
   read_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 4994472213
+      instructions: 4989448149
       heap_increase: 1602
       stable_memory_increase: 1665
     scopes: {}
   read_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 133159275732
+      instructions: 133173008658
       heap_increase: 1892
       stable_memory_increase: 3201
     scopes: {}
@@ -44,42 +44,42 @@ benches:
   read_chunks_vec_1:
     total:
       calls: 1
-      instructions: 1363286413
+      instructions: 1363286416
       heap_increase: 3202
       stable_memory_increase: 1665
     scopes: {}
   read_chunks_vec_1k:
     total:
       calls: 1
-      instructions: 1378477856
+      instructions: 1378479857
       heap_increase: 3200
       stable_memory_increase: 1665
     scopes: {}
   read_chunks_vec_1m:
     total:
       calls: 1
-      instructions: 4724968939
+      instructions: 4726968940
       heap_increase: 3784
       stable_memory_increase: 1665
     scopes: {}
   write_chunks_btreemap_1:
     total:
       calls: 1
-      instructions: 650634827
+      instructions: 650220758
       heap_increase: 1635
       stable_memory_increase: 1665
     scopes: {}
   write_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 4494392310
+      instructions: 4489368281
       heap_increase: 1602
       stable_memory_increase: 1665
     scopes: {}
   write_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 89213197943
+      instructions: 89226930904
       heap_increase: 1892
       stable_memory_increase: 3201
     scopes: {}
@@ -107,21 +107,21 @@ benches:
   write_chunks_vec_1:
     total:
       calls: 1
-      instructions: 1257790959
+      instructions: 1257790962
       heap_increase: 3202
       stable_memory_increase: 1665
     scopes: {}
   write_chunks_vec_1k:
     total:
       calls: 1
-      instructions: 1272015664
+      instructions: 1272017665
       heap_increase: 3200
       stable_memory_increase: 1665
     scopes: {}
   write_chunks_vec_1m:
     total:
       calls: 1
-      instructions: 3715427301
+      instructions: 3717427302
       heap_increase: 3784
       stable_memory_increase: 1665
     scopes: {}
diff --git a/benchmarks/compare/src/main.rs b/benchmarks/compare/src/main.rs
index aeeba568..0e0456b5 100644
--- a/benchmarks/compare/src/main.rs
+++ b/benchmarks/compare/src/main.rs
@@ -128,38 +128,38 @@ macro_rules! bench_case_sized {
 
 // Benchmark registrations
 
-// // Stable Memory
-// bench_case!(write_chunks_stable_1, write_chunks_stable, 10, 1);
-// bench_case!(write_chunks_stable_1k, write_chunks_stable, 11, K);
-// bench_case!(write_chunks_stable_1m, write_chunks_stable, 12, M);
-// bench_case!(read_chunks_stable_1, read_chunks_stable, 20, 1);
-// bench_case!(read_chunks_stable_1k, read_chunks_stable, 21, K);
-// bench_case!(read_chunks_stable_1m, read_chunks_stable, 22, M);
-
-// // BTreeMap
-// bench_case!(write_chunks_btreemap_1, write_chunks_btreemap, 30, 1);
-// bench_case!(write_chunks_btreemap_1k, write_chunks_btreemap, 31, K);
-// bench_case!(write_chunks_btreemap_1m, write_chunks_btreemap, 32, M);
-// bench_case!(read_chunks_btreemap_1, read_chunks_btreemap, 40, 1);
-// bench_case!(read_chunks_btreemap_1k, read_chunks_btreemap, 41, K);
-// bench_case!(read_chunks_btreemap_1m, read_chunks_btreemap, 42, M);
-
-// // StableVec
-// bench_case_sized!(write_chunks_vec_1, write_chunks_vec, 50, 1);
-// bench_case_sized!(write_chunks_vec_1k, write_chunks_vec, 51, K);
-// bench_case_sized!(write_chunks_vec_1m, write_chunks_vec, 52, M);
-// bench_case_sized!(read_chunks_vec_1, read_chunks_vec, 60, 1);
-// bench_case_sized!(read_chunks_vec_1k, read_chunks_vec, 61, K);
-// bench_case_sized!(read_chunks_vec_1m, read_chunks_vec, 62, M);
-
-#[bench(raw)]
-fn test_flamegraph() -> BenchResult {
-    let mut map = BTreeMap::init(init_memory(10));
-    let value = vec![82; 10 * 1024];
-
-    bench_fn(|| {
-        map.insert(1_u32, value);
-    })
-}
+// Stable Memory
+bench_case!(write_chunks_stable_1, write_chunks_stable, 10, 1);
+bench_case!(write_chunks_stable_1k, write_chunks_stable, 11, K);
+bench_case!(write_chunks_stable_1m, write_chunks_stable, 12, M);
+bench_case!(read_chunks_stable_1, read_chunks_stable, 20, 1);
+bench_case!(read_chunks_stable_1k, read_chunks_stable, 21, K);
+bench_case!(read_chunks_stable_1m, read_chunks_stable, 22, M);
+
+// BTreeMap
+bench_case!(write_chunks_btreemap_1, write_chunks_btreemap, 30, 1);
+bench_case!(write_chunks_btreemap_1k, write_chunks_btreemap, 31, K);
+bench_case!(write_chunks_btreemap_1m, write_chunks_btreemap, 32, M);
+bench_case!(read_chunks_btreemap_1, read_chunks_btreemap, 40, 1);
+bench_case!(read_chunks_btreemap_1k, read_chunks_btreemap, 41, K);
+bench_case!(read_chunks_btreemap_1m, read_chunks_btreemap, 42, M);
+
+// StableVec
+bench_case_sized!(write_chunks_vec_1, write_chunks_vec, 50, 1);
+bench_case_sized!(write_chunks_vec_1k, write_chunks_vec, 51, K);
+bench_case_sized!(write_chunks_vec_1m, write_chunks_vec, 52, M);
+bench_case_sized!(read_chunks_vec_1, read_chunks_vec, 60, 1);
+bench_case_sized!(read_chunks_vec_1k, read_chunks_vec, 61, K);
+bench_case_sized!(read_chunks_vec_1m, read_chunks_vec, 62, M);
+
+// #[bench(raw)]
+// fn test_flamegraph() -> BenchResult {
+//     let mut map = BTreeMap::init(init_memory(10));
+//     let value = vec![82; 5 * 1024];
+
+//     bench_fn(|| {
+//         map.insert(1_u32, value);
+//     })
+// }
 
 fn main() {}
diff --git a/benchmarks/compare/test_flamegraph.svg b/benchmarks/compare/test_flamegraph.svg
index 8551bd95..ff7e8fdc 100644
--- a/benchmarks/compare/test_flamegraph.svg
+++ b/benchmarks/compare/test_flamegraph.svg
@@ -488,4 +488,4 @@ function search(term) {
 function format_percent(n) {
     return n.toFixed(4) + "%";
 }
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as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="0.6416%" y="101" width="0.2534%" height="15" fill="rgb(221,193,54)" fg:x="238" fg:w="94"/><text x="0.8916%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (127 instructions, 0.34%)</title><rect x="1.1054%" y="101" width="0.3424%" height="15" fill="rgb(248,212,6)" fg:x="410" fg:w="127"/><text x="1.3554%" y="111.50"></text></g><g><title>ic_stable_structures::write (548 instructions, 1.48%)</title><rect x="0.1779%" y="117" width="1.4774%" height="15" fill="rgb(208,68,35)" fg:x="66" fg:w="548"/><text x="0.4279%" y="127.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (896 instructions, 2.42%)</title><rect x="0.0000%" y="133" width="2.4156%" height="15" fill="rgb(232,128,0)" fg:x="0" fg:w="896"/><text x="0.2500%" y="143.50">ic..</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::allocate_node (974 instructions, 2.63%)</title><rect x="0.0000%" y="149" width="2.6259%" height="15" fill="rgb(207,160,47)" fg:x="0" fg:w="974"/><text x="0.2500%" y="159.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (107 instructions, 0.29%)</title><rect x="2.6259%" y="133" width="0.2885%" height="15" fill="rgb(228,23,34)" fg:x="974" fg:w="107"/><text x="2.8759%" y="143.50"></text></g><g><title>ic_stable_structures::write (184 instructions, 0.50%)</title><rect x="2.6259%" y="149" width="0.4961%" height="15" fill="rgb(218,30,26)" fg:x="974" fg:w="184"/><text x="2.8759%" y="159.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (84 instructions, 0.23%)</title><rect x="3.1220%" y="69" width="0.2265%" height="15" fill="rgb(220,122,19)" fg:x="1158" fg:w="84"/><text x="3.3720%" y="79.50"></text></g><g><title>__rdl_alloc (102 instructions, 0.27%)</title><rect x="3.1220%" y="85" width="0.2750%" height="15" fill="rgb(250,228,42)" fg:x="1158" fg:w="102"/><text x="3.3720%" y="95.50"></text></g><g><title>__rust_alloc (107 instructions, 0.29%)</title><rect x="3.1220%" y="101" width="0.2885%" height="15" fill="rgb(240,193,28)" fg:x="1158" fg:w="107"/><text x="3.3720%" y="111.50"></text></g><g><title>alloc::raw_vec::finish_grow (152 instructions, 0.41%)</title><rect x="3.1220%" y="117" width="0.4098%" height="15" fill="rgb(216,20,37)" fg:x="1158" fg:w="152"/><text x="3.3720%" y="127.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (236 instructions, 0.64%)</title><rect x="3.1220%" y="133" width="0.6363%" height="15" fill="rgb(206,188,39)" fg:x="1158" fg:w="236"/><text x="3.3720%" y="143.50"></text></g><g><title>memcpy (12 instructions, 0.03%)</title><rect x="3.7582%" y="117" width="0.0324%" height="15" fill="rgb(217,207,13)" fg:x="1394" fg:w="12"/><text x="4.0082%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="3.7906%" y="85" width="0.2319%" height="15" fill="rgb(231,73,38)" fg:x="1406" fg:w="86"/><text x="4.0406%" y="95.50"></text></g><g><title>ic_stable_structures::write (162 instructions, 0.44%)</title><rect x="3.7906%" y="101" width="0.4368%" height="15" fill="rgb(225,20,46)" fg:x="1406" fg:w="162"/><text x="4.0406%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="4.3513%" y="85" width="0.2319%" height="15" fill="rgb(210,31,41)" fg:x="1614" fg:w="86"/><text x="4.6013%" y="95.50"></text></g><g><title>ic_stable_structures::write (164 instructions, 0.44%)</title><rect x="4.3513%" y="101" width="0.4421%" height="15" fill="rgb(221,200,47)" fg:x="1614" fg:w="164"/><text x="4.6013%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (417 instructions, 1.12%)</title><rect x="3.7906%" y="117" width="1.1242%" height="15" fill="rgb(226,26,5)" fg:x="1406" fg:w="417"/><text x="4.0406%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (84 instructions, 0.23%)</title><rect x="4.9148%" y="85" width="0.2265%" height="15" fill="rgb(249,33,26)" fg:x="1823" fg:w="84"/><text x="5.1648%" y="95.50"></text></g><g><title>__rdl_alloc (102 instructions, 0.27%)</title><rect x="4.9148%" y="101" width="0.2750%" height="15" fill="rgb(235,183,28)" fg:x="1823" fg:w="102"/><text x="5.1648%" y="111.50"></text></g><g><title>__rust_alloc (107 instructions, 0.29%)</title><rect x="4.9148%" y="117" width="0.2885%" height="15" fill="rgb(221,5,38)" fg:x="1823" fg:w="107"/><text x="5.1648%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (83 instructions, 0.22%)</title><rect x="5.2033%" y="85" width="0.2238%" height="15" fill="rgb(247,18,42)" fg:x="1930" fg:w="83"/><text x="5.4533%" y="95.50"></text></g><g><title>ic_stable_structures::write (160 instructions, 0.43%)</title><rect x="5.2033%" y="101" width="0.4314%" height="15" fill="rgb(241,131,45)" fg:x="1930" fg:w="160"/><text x="5.4533%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (205 instructions, 0.55%)</title><rect x="5.2033%" y="117" width="0.5527%" height="15" fill="rgb(249,31,29)" fg:x="1930" fg:w="205"/><text x="5.4533%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (40 instructions, 0.11%)</title><rect x="5.7560%" y="85" width="0.1078%" height="15" fill="rgb(225,111,53)" fg:x="2135" fg:w="40"/><text x="6.0060%" y="95.50"></text></g><g><title>__rdl_dealloc (79 instructions, 0.21%)</title><rect x="5.7560%" y="101" width="0.2130%" height="15" fill="rgb(238,160,17)" fg:x="2135" fg:w="79"/><text x="6.0060%" y="111.50"></text></g><g><title>__rust_dealloc (99 instructions, 0.27%)</title><rect x="5.7560%" y="117" width="0.2669%" height="15" fill="rgb(214,148,48)" fg:x="2135" fg:w="99"/><text x="6.0060%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (83 instructions, 0.22%)</title><rect x="6.0229%" y="85" width="0.2238%" height="15" fill="rgb(232,36,49)" fg:x="2234" fg:w="83"/><text x="6.2729%" y="95.50"></text></g><g><title>ic_stable_structures::write (159 instructions, 0.43%)</title><rect x="6.0229%" y="101" width="0.4287%" height="15" fill="rgb(209,103,24)" fg:x="2234" fg:w="159"/><text x="6.2729%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (49 instructions, 0.13%)</title><rect x="6.5755%" y="101" width="0.1321%" height="15" fill="rgb(229,88,8)" fg:x="2439" fg:w="49"/><text x="6.8255%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,079 instructions, 2.91%)</title><rect x="6.7076%" y="85" width="2.9090%" height="15" fill="rgb(213,181,19)" fg:x="2488" fg:w="1079"/><text x="6.9576%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,157 instructions, 3.12%)</title><rect x="6.7076%" y="101" width="3.1193%" height="15" fill="rgb(254,191,54)" fg:x="2488" fg:w="1157"/><text x="6.9576%" y="111.50">ic_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (83 instructions, 0.22%)</title><rect x="9.8269%" y="101" width="0.2238%" height="15" fill="rgb(241,83,37)" fg:x="3645" fg:w="83"/><text x="10.0769%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="10.0507%" y="85" width="0.1806%" height="15" fill="rgb(233,36,39)" fg:x="3728" fg:w="67"/><text x="10.3007%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="10.2313%" y="69" width="0.2534%" height="15" fill="rgb(226,3,54)" fg:x="3795" fg:w="94"/><text x="10.4813%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="10.6950%" y="69" width="0.2561%" height="15" fill="rgb(245,192,40)" fg:x="3967" fg:w="95"/><text x="10.9450%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (127 instructions, 0.34%)</title><rect x="11.1560%" y="69" width="0.3424%" height="15" fill="rgb(238,167,29)" fg:x="4138" fg:w="127"/><text x="11.4060%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="10.2313%" y="85" width="1.4747%" height="15" fill="rgb(232,182,51)" fg:x="3795" fg:w="547"/><text x="10.4813%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (895 instructions, 2.41%)</title><rect x="10.0507%" y="101" width="2.4129%" height="15" fill="rgb(231,60,39)" fg:x="3728" fg:w="895"/><text x="10.3007%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (81 instructions, 0.22%)</title><rect x="12.4636%" y="101" width="0.2184%" height="15" fill="rgb(208,69,12)" fg:x="4623" fg:w="81"/><text x="12.7136%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="12.6820%" y="85" width="0.2346%" height="15" fill="rgb(235,93,37)" fg:x="4704" fg:w="87"/><text x="12.9320%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="13.1214%" y="85" width="0.2319%" height="15" fill="rgb(213,116,39)" fg:x="4867" fg:w="86"/><text x="13.3714%" y="95.50"></text></g><g><title>ic_stable_structures::write (327 instructions, 0.88%)</title><rect x="12.6820%" y="101" width="0.8816%" height="15" fill="rgb(222,207,29)" fg:x="4704" fg:w="327"/><text x="12.9320%" y="111.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (83 instructions, 0.22%)</title><rect x="13.5636%" y="37" width="0.2238%" height="15" fill="rgb(206,96,30)" fg:x="5031" fg:w="83"/><text x="13.8136%" y="47.50"></text></g><g><title>__rdl_alloc (102 instructions, 0.27%)</title><rect x="13.5636%" y="53" width="0.2750%" height="15" fill="rgb(218,138,4)" fg:x="5031" fg:w="102"/><text x="13.8136%" y="63.50"></text></g><g><title>__rust_alloc (107 instructions, 0.29%)</title><rect x="13.5636%" y="69" width="0.2885%" height="15" fill="rgb(250,191,14)" fg:x="5031" fg:w="107"/><text x="13.8136%" y="79.50"></text></g><g><title>alloc::raw_vec::finish_grow (152 instructions, 0.41%)</title><rect x="13.5636%" y="85" width="0.4098%" height="15" fill="rgb(239,60,40)" fg:x="5031" fg:w="152"/><text x="13.8136%" y="95.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (230 instructions, 0.62%)</title><rect x="13.5636%" y="101" width="0.6201%" height="15" fill="rgb(206,27,48)" fg:x="5031" fg:w="230"/><text x="13.8136%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,091 instructions, 2.94%)</title><rect x="14.1837%" y="85" width="2.9413%" height="15" fill="rgb(225,35,8)" fg:x="5261" fg:w="1091"/><text x="14.4337%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,169 instructions, 3.15%)</title><rect x="14.1837%" y="101" width="3.1516%" height="15" fill="rgb(250,213,24)" fg:x="5261" fg:w="1169"/><text x="14.4337%" y="111.50">ic_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (83 instructions, 0.22%)</title><rect x="17.3353%" y="101" width="0.2238%" height="15" fill="rgb(247,123,22)" fg:x="6430" fg:w="83"/><text x="17.5853%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="17.5590%" y="85" width="0.1806%" height="15" fill="rgb(231,138,38)" fg:x="6513" fg:w="67"/><text x="17.8090%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="17.7397%" y="69" width="0.2534%" height="15" fill="rgb(231,145,46)" fg:x="6580" fg:w="94"/><text x="17.9897%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="18.2034%" y="69" width="0.2561%" height="15" fill="rgb(251,118,11)" fg:x="6752" fg:w="95"/><text x="18.4534%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (127 instructions, 0.34%)</title><rect x="18.6671%" y="69" width="0.3424%" height="15" fill="rgb(217,147,25)" fg:x="6924" fg:w="127"/><text x="18.9171%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="17.7397%" y="85" width="1.4747%" height="15" fill="rgb(247,81,37)" fg:x="6580" fg:w="547"/><text x="17.9897%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (896 instructions, 2.42%)</title><rect x="17.5590%" y="101" width="2.4156%" height="15" fill="rgb(209,12,38)" fg:x="6513" fg:w="896"/><text x="17.8090%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (82 instructions, 0.22%)</title><rect x="19.9747%" y="101" width="0.2211%" height="15" fill="rgb(227,1,9)" fg:x="7409" fg:w="82"/><text x="20.2247%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="20.1957%" y="85" width="0.2346%" height="15" fill="rgb(248,47,43)" fg:x="7491" fg:w="87"/><text x="20.4457%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="20.6352%" y="85" width="0.2346%" height="15" fill="rgb(221,10,30)" fg:x="7654" fg:w="87"/><text x="20.8852%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,091 instructions, 2.94%)</title><rect x="21.0773%" y="85" width="2.9413%" height="15" fill="rgb(210,229,1)" fg:x="7818" fg:w="1091"/><text x="21.3273%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,496 instructions, 4.03%)</title><rect x="20.1957%" y="101" width="4.0332%" height="15" fill="rgb(222,148,37)" fg:x="7491" fg:w="1496"/><text x="20.4457%" y="111.50">ic_s..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (83 instructions, 0.22%)</title><rect x="24.2289%" y="101" width="0.2238%" height="15" fill="rgb(234,67,33)" fg:x="8987" fg:w="83"/><text x="24.4789%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="24.4527%" y="85" width="0.1806%" height="15" fill="rgb(247,98,35)" fg:x="9070" fg:w="67"/><text x="24.7027%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="24.6333%" y="69" width="0.2534%" height="15" fill="rgb(247,138,52)" fg:x="9137" fg:w="94"/><text x="24.8833%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,095 instructions, 2.95%)</title><rect x="25.0971%" y="69" width="2.9521%" height="15" fill="rgb(213,79,30)" fg:x="9309" fg:w="1095"/><text x="25.3471%" y="79.50">&lt;ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (127 instructions, 0.34%)</title><rect x="28.2541%" y="69" width="0.3424%" height="15" fill="rgb(246,177,23)" fg:x="10480" fg:w="127"/><text x="28.5041%" y="79.50"></text></g><g><title>ic_stable_structures::write (1,546 instructions, 4.17%)</title><rect x="24.6333%" y="85" width="4.1680%" height="15" fill="rgb(230,62,27)" fg:x="9137" fg:w="1546"/><text x="24.8833%" y="95.50">ic_st..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (1,895 instructions, 5.11%)</title><rect x="24.4527%" y="101" width="5.1089%" height="15" fill="rgb(216,154,8)" fg:x="9070" fg:w="1895"/><text x="24.7027%" y="111.50">ic_sta..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (81 instructions, 0.22%)</title><rect x="29.5616%" y="101" width="0.2184%" height="15" fill="rgb(244,35,45)" fg:x="10965" fg:w="81"/><text x="29.8116%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="29.7800%" y="85" width="0.2346%" height="15" fill="rgb(251,115,12)" fg:x="11046" fg:w="87"/><text x="30.0300%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="30.2195%" y="85" width="0.2319%" height="15" fill="rgb(240,54,50)" fg:x="11209" fg:w="86"/><text x="30.4695%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,091 instructions, 2.94%)</title><rect x="30.6616%" y="85" width="2.9413%" height="15" fill="rgb(233,84,52)" fg:x="11373" fg:w="1091"/><text x="30.9116%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,496 instructions, 4.03%)</title><rect x="29.7800%" y="101" width="4.0332%" height="15" fill="rgb(207,117,47)" fg:x="11046" fg:w="1496"/><text x="30.0300%" y="111.50">ic_s..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (82 instructions, 0.22%)</title><rect x="33.8132%" y="101" width="0.2211%" height="15" fill="rgb(249,43,39)" fg:x="12542" fg:w="82"/><text x="34.0632%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="34.0343%" y="85" width="0.1806%" height="15" fill="rgb(209,38,44)" fg:x="12624" fg:w="67"/><text x="34.2843%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="34.2149%" y="69" width="0.2561%" height="15" fill="rgb(236,212,23)" fg:x="12691" fg:w="95"/><text x="34.4649%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="34.6786%" y="69" width="0.2561%" height="15" fill="rgb(242,79,21)" fg:x="12863" fg:w="95"/><text x="34.9286%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.34%)</title><rect x="35.1397%" y="69" width="0.3397%" height="15" fill="rgb(211,96,35)" fg:x="13034" fg:w="126"/><text x="35.3897%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="34.2149%" y="85" width="1.4747%" height="15" fill="rgb(253,215,40)" fg:x="12691" fg:w="547"/><text x="34.4649%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (895 instructions, 2.41%)</title><rect x="34.0343%" y="101" width="2.4129%" height="15" fill="rgb(211,81,21)" fg:x="12624" fg:w="895"/><text x="34.2843%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (81 instructions, 0.22%)</title><rect x="36.4472%" y="101" width="0.2184%" height="15" fill="rgb(208,190,38)" fg:x="13519" fg:w="81"/><text x="36.6972%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="36.6656%" y="85" width="0.2346%" height="15" fill="rgb(235,213,38)" fg:x="13600" fg:w="87"/><text x="36.9156%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="37.1077%" y="85" width="0.2319%" height="15" fill="rgb(237,122,38)" fg:x="13764" fg:w="86"/><text x="37.3577%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,092 instructions, 2.94%)</title><rect x="37.5499%" y="85" width="2.9440%" height="15" fill="rgb(244,218,35)" fg:x="13928" fg:w="1092"/><text x="37.7999%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,497 instructions, 4.04%)</title><rect x="36.6656%" y="101" width="4.0359%" height="15" fill="rgb(240,68,47)" fg:x="13600" fg:w="1497"/><text x="36.9156%" y="111.50">ic_s..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (82 instructions, 0.22%)</title><rect x="40.7015%" y="101" width="0.2211%" height="15" fill="rgb(210,16,53)" fg:x="15097" fg:w="82"/><text x="40.9515%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="40.9226%" y="85" width="0.1806%" height="15" fill="rgb(235,124,12)" fg:x="15179" fg:w="67"/><text x="41.1726%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="41.1032%" y="69" width="0.2561%" height="15" fill="rgb(224,169,11)" fg:x="15246" fg:w="95"/><text x="41.3532%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="41.5642%" y="69" width="0.2561%" height="15" fill="rgb(250,166,2)" fg:x="15417" fg:w="95"/><text x="41.8142%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.34%)</title><rect x="42.0279%" y="69" width="0.3397%" height="15" fill="rgb(242,216,29)" fg:x="15589" fg:w="126"/><text x="42.2779%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="41.1032%" y="85" width="1.4747%" height="15" fill="rgb(230,116,27)" fg:x="15246" fg:w="547"/><text x="41.3532%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (895 instructions, 2.41%)</title><rect x="40.9226%" y="101" width="2.4129%" height="15" fill="rgb(228,99,48)" fg:x="15179" fg:w="895"/><text x="41.1726%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (82 instructions, 0.22%)</title><rect x="43.3355%" y="101" width="0.2211%" height="15" fill="rgb(253,11,6)" fg:x="16074" fg:w="82"/><text x="43.5855%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="43.5566%" y="85" width="0.2319%" height="15" fill="rgb(247,143,39)" fg:x="16156" fg:w="86"/><text x="43.8066%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="43.9987%" y="85" width="0.2319%" height="15" fill="rgb(236,97,10)" fg:x="16320" fg:w="86"/><text x="44.2487%" y="95.50"></text></g><g><title>ic_stable_structures::write (328 instructions, 0.88%)</title><rect x="43.5566%" y="101" width="0.8843%" height="15" fill="rgb(233,208,19)" fg:x="16156" fg:w="328"/><text x="43.8066%" y="111.50"></text></g><g><title>__rdl_realloc (113 instructions, 0.30%)</title><rect x="44.4408%" y="53" width="0.3046%" height="15" fill="rgb(216,164,2)" fg:x="16484" fg:w="113"/><text x="44.6908%" y="63.50"></text></g><g><title>__rust_realloc (133 instructions, 0.36%)</title><rect x="44.4408%" y="69" width="0.3586%" height="15" fill="rgb(220,129,5)" fg:x="16484" fg:w="133"/><text x="44.6908%" y="79.50"></text></g><g><title>alloc::raw_vec::finish_grow (185 instructions, 0.50%)</title><rect x="44.4408%" y="85" width="0.4988%" height="15" fill="rgb(242,17,10)" fg:x="16484" fg:w="185"/><text x="44.6908%" y="95.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (274 instructions, 0.74%)</title><rect x="44.4408%" y="101" width="0.7387%" height="15" fill="rgb(242,107,0)" fg:x="16484" fg:w="274"/><text x="44.6908%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,091 instructions, 2.94%)</title><rect x="45.1796%" y="85" width="2.9413%" height="15" fill="rgb(251,28,31)" fg:x="16758" fg:w="1091"/><text x="45.4296%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,169 instructions, 3.15%)</title><rect x="45.1796%" y="101" width="3.1516%" height="15" fill="rgb(233,223,10)" fg:x="16758" fg:w="1169"/><text x="45.4296%" y="111.50">ic_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (83 instructions, 0.22%)</title><rect x="48.3312%" y="101" width="0.2238%" height="15" fill="rgb(215,21,27)" fg:x="17927" fg:w="83"/><text x="48.5812%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="48.5549%" y="85" width="0.1806%" height="15" fill="rgb(232,23,21)" fg:x="18010" fg:w="67"/><text x="48.8049%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="48.7356%" y="69" width="0.2534%" height="15" fill="rgb(244,5,23)" fg:x="18077" fg:w="94"/><text x="48.9856%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="49.1993%" y="69" width="0.2561%" height="15" fill="rgb(226,81,46)" fg:x="18249" fg:w="95"/><text x="49.4493%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (127 instructions, 0.34%)</title><rect x="49.6603%" y="69" width="0.3424%" height="15" fill="rgb(247,70,30)" fg:x="18420" fg:w="127"/><text x="49.9103%" y="79.50"></text></g><g><title>ic_stable_structures::write (546 instructions, 1.47%)</title><rect x="48.7356%" y="85" width="1.4720%" height="15" fill="rgb(212,68,19)" fg:x="18077" fg:w="546"/><text x="48.9856%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (895 instructions, 2.41%)</title><rect x="48.5549%" y="101" width="2.4129%" height="15" fill="rgb(240,187,13)" fg:x="18010" fg:w="895"/><text x="48.8049%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (81 instructions, 0.22%)</title><rect x="50.9679%" y="101" width="0.2184%" height="15" fill="rgb(223,113,26)" fg:x="18905" fg:w="81"/><text x="51.2179%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="51.1862%" y="85" width="0.2346%" height="15" fill="rgb(206,192,2)" fg:x="18986" fg:w="87"/><text x="51.4362%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="51.6257%" y="85" width="0.2319%" height="15" fill="rgb(241,108,4)" fg:x="19149" fg:w="86"/><text x="51.8757%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,091 instructions, 2.94%)</title><rect x="52.0678%" y="85" width="2.9413%" height="15" fill="rgb(247,173,49)" fg:x="19313" fg:w="1091"/><text x="52.3178%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,496 instructions, 4.03%)</title><rect x="51.1862%" y="101" width="4.0332%" height="15" fill="rgb(224,114,35)" fg:x="18986" fg:w="1496"/><text x="51.4362%" y="111.50">ic_s..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (82 instructions, 0.22%)</title><rect x="55.2195%" y="101" width="0.2211%" height="15" fill="rgb(245,159,27)" fg:x="20482" fg:w="82"/><text x="55.4695%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="55.4405%" y="85" width="0.1806%" height="15" fill="rgb(245,172,44)" fg:x="20564" fg:w="67"/><text x="55.6905%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="55.6212%" y="69" width="0.2561%" height="15" fill="rgb(236,23,11)" fg:x="20631" fg:w="95"/><text x="55.8712%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,095 instructions, 2.95%)</title><rect x="56.0849%" y="69" width="2.9521%" height="15" fill="rgb(205,117,38)" fg:x="20803" fg:w="1095"/><text x="56.3349%" y="79.50">&lt;ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.34%)</title><rect x="59.2419%" y="69" width="0.3397%" height="15" fill="rgb(237,72,25)" fg:x="21974" fg:w="126"/><text x="59.4919%" y="79.50"></text></g><g><title>ic_stable_structures::write (1,547 instructions, 4.17%)</title><rect x="55.6212%" y="85" width="4.1707%" height="15" fill="rgb(244,70,9)" fg:x="20631" fg:w="1547"/><text x="55.8712%" y="95.50">ic_st..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (1,895 instructions, 5.11%)</title><rect x="55.4405%" y="101" width="5.1089%" height="15" fill="rgb(217,125,39)" fg:x="20564" fg:w="1895"/><text x="55.6905%" y="111.50">ic_sta..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (81 instructions, 0.22%)</title><rect x="60.5494%" y="101" width="0.2184%" height="15" fill="rgb(235,36,10)" fg:x="22459" fg:w="81"/><text x="60.7994%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="60.7678%" y="85" width="0.2346%" height="15" fill="rgb(251,123,47)" fg:x="22540" fg:w="87"/><text x="61.0178%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="61.2100%" y="85" width="0.2319%" height="15" fill="rgb(221,13,13)" fg:x="22704" fg:w="86"/><text x="61.4600%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,092 instructions, 2.94%)</title><rect x="61.6521%" y="85" width="2.9440%" height="15" fill="rgb(238,131,9)" fg:x="22868" fg:w="1092"/><text x="61.9021%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,497 instructions, 4.04%)</title><rect x="60.7678%" y="101" width="4.0359%" height="15" fill="rgb(211,50,8)" fg:x="22540" fg:w="1497"/><text x="61.0178%" y="111.50">ic_s..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (82 instructions, 0.22%)</title><rect x="64.8037%" y="101" width="0.2211%" height="15" fill="rgb(245,182,24)" fg:x="24037" fg:w="82"/><text x="65.0537%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (67 instructions, 0.18%)</title><rect x="65.0248%" y="85" width="0.1806%" height="15" fill="rgb(242,14,37)" fg:x="24119" fg:w="67"/><text x="65.2748%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="65.2054%" y="69" width="0.2561%" height="15" fill="rgb(246,228,12)" fg:x="24186" fg:w="95"/><text x="65.4554%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="65.6665%" y="69" width="0.2561%" height="15" fill="rgb(213,55,15)" fg:x="24357" fg:w="95"/><text x="65.9165%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.34%)</title><rect x="66.1302%" y="69" width="0.3397%" height="15" fill="rgb(209,9,3)" fg:x="24529" fg:w="126"/><text x="66.3802%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="65.2054%" y="85" width="1.4747%" height="15" fill="rgb(230,59,30)" fg:x="24186" fg:w="547"/><text x="65.4554%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (895 instructions, 2.41%)</title><rect x="65.0248%" y="101" width="2.4129%" height="15" fill="rgb(209,121,21)" fg:x="24119" fg:w="895"/><text x="65.2748%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (81 instructions, 0.22%)</title><rect x="67.4377%" y="101" width="0.2184%" height="15" fill="rgb(220,109,13)" fg:x="25014" fg:w="81"/><text x="67.6877%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="67.6561%" y="85" width="0.2319%" height="15" fill="rgb(232,18,1)" fg:x="25095" fg:w="86"/><text x="67.9061%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="68.0982%" y="85" width="0.2319%" height="15" fill="rgb(215,41,42)" fg:x="25259" fg:w="86"/><text x="68.3482%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,092 instructions, 2.94%)</title><rect x="68.5404%" y="85" width="2.9440%" height="15" fill="rgb(224,123,36)" fg:x="25423" fg:w="1092"/><text x="68.7904%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,496 instructions, 4.03%)</title><rect x="67.6561%" y="101" width="4.0332%" height="15" fill="rgb(240,125,3)" fg:x="25095" fg:w="1496"/><text x="67.9061%" y="111.50">ic_s..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (82 instructions, 0.22%)</title><rect x="71.6893%" y="101" width="0.2211%" height="15" fill="rgb(205,98,50)" fg:x="26591" fg:w="82"/><text x="71.9393%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (66 instructions, 0.18%)</title><rect x="71.9104%" y="85" width="0.1779%" height="15" fill="rgb(205,185,37)" fg:x="26673" fg:w="66"/><text x="72.1604%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="72.0883%" y="69" width="0.2561%" height="15" fill="rgb(238,207,15)" fg:x="26739" fg:w="95"/><text x="72.3383%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="72.5493%" y="69" width="0.2534%" height="15" fill="rgb(213,199,42)" fg:x="26910" fg:w="94"/><text x="72.7993%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.34%)</title><rect x="73.0130%" y="69" width="0.3397%" height="15" fill="rgb(235,201,11)" fg:x="27082" fg:w="126"/><text x="73.2630%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="72.0883%" y="85" width="1.4747%" height="15" fill="rgb(207,46,11)" fg:x="26739" fg:w="547"/><text x="72.3383%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (896 instructions, 2.42%)</title><rect x="71.9104%" y="101" width="2.4156%" height="15" fill="rgb(241,35,35)" fg:x="26673" fg:w="896"/><text x="72.1604%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (82 instructions, 0.22%)</title><rect x="74.3260%" y="101" width="0.2211%" height="15" fill="rgb(243,32,47)" fg:x="27569" fg:w="82"/><text x="74.5760%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="74.5471%" y="85" width="0.2319%" height="15" fill="rgb(247,202,23)" fg:x="27651" fg:w="86"/><text x="74.7971%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="74.9892%" y="85" width="0.2346%" height="15" fill="rgb(219,102,11)" fg:x="27815" fg:w="87"/><text x="75.2392%" y="95.50"></text></g><g><title>ic_stable_structures::write (328 instructions, 0.88%)</title><rect x="74.5471%" y="101" width="0.8843%" height="15" fill="rgb(243,110,44)" fg:x="27651" fg:w="328"/><text x="74.7971%" y="111.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (89 instructions, 0.24%)</title><rect x="75.4314%" y="37" width="0.2399%" height="15" fill="rgb(222,74,54)" fg:x="27979" fg:w="89"/><text x="75.6814%" y="47.50"></text></g><g><title>memcpy (329 instructions, 0.89%)</title><rect x="75.6713%" y="37" width="0.8870%" height="15" fill="rgb(216,99,12)" fg:x="28068" fg:w="329"/><text x="75.9213%" y="47.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (68 instructions, 0.18%)</title><rect x="76.5583%" y="37" width="0.1833%" height="15" fill="rgb(226,22,26)" fg:x="28397" fg:w="68"/><text x="76.8083%" y="47.50"></text></g><g><title>__rdl_realloc (637 instructions, 1.72%)</title><rect x="75.4314%" y="53" width="1.7174%" height="15" fill="rgb(217,163,10)" fg:x="27979" fg:w="637"/><text x="75.6814%" y="63.50"></text></g><g><title>__rust_realloc (658 instructions, 1.77%)</title><rect x="75.4314%" y="69" width="1.7740%" height="15" fill="rgb(213,25,53)" fg:x="27979" fg:w="658"/><text x="75.6814%" y="79.50">_..</text></g><g><title>alloc::raw_vec::finish_grow (710 instructions, 1.91%)</title><rect x="75.4314%" y="85" width="1.9142%" height="15" fill="rgb(252,105,26)" fg:x="27979" fg:w="710"/><text x="75.6814%" y="95.50">a..</text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (798 instructions, 2.15%)</title><rect x="75.4314%" y="101" width="2.1514%" height="15" fill="rgb(220,39,43)" fg:x="27979" fg:w="798"/><text x="75.6814%" y="111.50">a..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,092 instructions, 2.94%)</title><rect x="77.5828%" y="85" width="2.9440%" height="15" fill="rgb(229,68,48)" fg:x="28777" fg:w="1092"/><text x="77.8328%" y="95.50">&lt;i..</text></g><g><title>ic_stable_structures::write (1,168 instructions, 3.15%)</title><rect x="77.5828%" y="101" width="3.1489%" height="15" fill="rgb(252,8,32)" fg:x="28777" fg:w="1168"/><text x="77.8328%" y="111.50">ic_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (83 instructions, 0.22%)</title><rect x="80.7317%" y="101" width="0.2238%" height="15" fill="rgb(223,20,43)" fg:x="29945" fg:w="83"/><text x="80.9817%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (66 instructions, 0.18%)</title><rect x="80.9555%" y="85" width="0.1779%" height="15" fill="rgb(229,81,49)" fg:x="30028" fg:w="66"/><text x="81.2055%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (95 instructions, 0.26%)</title><rect x="81.1334%" y="69" width="0.2561%" height="15" fill="rgb(236,28,36)" fg:x="30094" fg:w="95"/><text x="81.3834%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (94 instructions, 0.25%)</title><rect x="81.5944%" y="69" width="0.2534%" height="15" fill="rgb(249,185,26)" fg:x="30265" fg:w="94"/><text x="81.8444%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.34%)</title><rect x="82.0581%" y="69" width="0.3397%" height="15" fill="rgb(249,174,33)" fg:x="30437" fg:w="126"/><text x="82.3081%" y="79.50"></text></g><g><title>ic_stable_structures::write (547 instructions, 1.47%)</title><rect x="81.1334%" y="85" width="1.4747%" height="15" fill="rgb(233,201,37)" fg:x="30094" fg:w="547"/><text x="81.3834%" y="95.50"></text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (896 instructions, 2.42%)</title><rect x="80.9555%" y="101" width="2.4156%" height="15" fill="rgb(221,78,26)" fg:x="30028" fg:w="896"/><text x="81.2055%" y="111.50">ic..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (82 instructions, 0.22%)</title><rect x="83.3711%" y="101" width="0.2211%" height="15" fill="rgb(250,127,30)" fg:x="30924" fg:w="82"/><text x="83.6211%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (86 instructions, 0.23%)</title><rect x="83.5921%" y="85" width="0.2319%" height="15" fill="rgb(230,49,44)" fg:x="31006" fg:w="86"/><text x="83.8421%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="84.0343%" y="85" width="0.2346%" height="15" fill="rgb(229,67,23)" fg:x="31170" fg:w="87"/><text x="84.2843%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (201 instructions, 0.54%)</title><rect x="84.4737%" y="85" width="0.5419%" height="15" fill="rgb(249,83,47)" fg:x="31333" fg:w="201"/><text x="84.7237%" y="95.50"></text></g><g><title>ic_stable_structures::write (605 instructions, 1.63%)</title><rect x="83.5921%" y="101" width="1.6311%" height="15" fill="rgb(215,43,3)" fg:x="31006" fg:w="605"/><text x="83.8421%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (5 instructions, 0.01%)</title><rect x="85.2232%" y="101" width="0.0135%" height="15" fill="rgb(238,154,13)" fg:x="31611" fg:w="5"/><text x="85.4732%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (32,289 instructions, 87.05%)</title><rect x="6.0229%" y="117" width="87.0511%" height="15" fill="rgb(219,56,2)" fg:x="2234" fg:w="32289"/><text x="6.2729%" y="127.50">ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write</text></g><g><title>ic_stable_structures::btreemap::node::io::compute_num_overflow_pages_needed (36 instructions, 0.10%)</title><rect x="93.0740%" y="101" width="0.0971%" height="15" fill="rgb(233,0,4)" fg:x="34523" fg:w="36"/><text x="93.3240%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (87 instructions, 0.23%)</title><rect x="93.1710%" y="85" width="0.2346%" height="15" fill="rgb(235,30,7)" fg:x="34559" fg:w="87"/><text x="93.4210%" y="95.50"></text></g><g><title>ic_stable_structures::write (163 instructions, 0.44%)</title><rect x="93.1710%" y="101" width="0.4394%" height="15" fill="rgb(250,79,13)" fg:x="34559" fg:w="163"/><text x="93.4210%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::deallocate_unused_pages (287 instructions, 0.77%)</title><rect x="93.0740%" y="117" width="0.7738%" height="15" fill="rgb(211,146,34)" fg:x="34523" fg:w="287"/><text x="93.3240%" y="127.50"></text></g><g><title>ic_stable_structures::btreemap::node::Node&lt;K&gt;::save (34,167 instructions, 92.11%)</title><rect x="3.7582%" y="133" width="92.1142%" height="15" fill="rgb(228,22,38)" fg:x="1394" fg:w="34167"/><text x="4.0082%" y="143.50">ic_stable_structures::btreemap::node::Node&lt;K&gt;::save</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (107 instructions, 0.29%)</title><rect x="95.8724%" y="117" width="0.2885%" height="15" fill="rgb(235,168,5)" fg:x="35561" fg:w="107"/><text x="96.1224%" y="127.50"></text></g><g><title>ic_stable_structures::write (184 instructions, 0.50%)</title><rect x="95.8724%" y="133" width="0.4961%" height="15" fill="rgb(221,155,16)" fg:x="35561" fg:w="184"/><text x="96.1224%" y="143.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::insert_large_chunk (65 instructions, 0.18%)</title><rect x="96.3685%" y="85" width="0.1752%" height="15" fill="rgb(215,215,53)" fg:x="35745" fg:w="65"/><text x="96.6185%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (119 instructions, 0.32%)</title><rect x="96.3685%" y="101" width="0.3208%" height="15" fill="rgb(223,4,10)" fg:x="35745" fg:w="119"/><text x="96.6185%" y="111.50"></text></g><g><title>__rdl_dealloc (157 instructions, 0.42%)</title><rect x="96.3685%" y="117" width="0.4233%" height="15" fill="rgb(234,103,6)" fg:x="35745" fg:w="157"/><text x="96.6185%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::unlink_chunk (19 instructions, 0.05%)</title><rect x="96.8457%" y="85" width="0.0512%" height="15" fill="rgb(227,97,0)" fg:x="35922" fg:w="19"/><text x="97.0957%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::insert_large_chunk (65 instructions, 0.18%)</title><rect x="96.8969%" y="85" width="0.1752%" height="15" fill="rgb(234,150,53)" fg:x="35941" fg:w="65"/><text x="97.1469%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (172 instructions, 0.46%)</title><rect x="96.8457%" y="101" width="0.4637%" height="15" fill="rgb(228,201,54)" fg:x="35922" fg:w="172"/><text x="97.0957%" y="111.50"></text></g><g><title>__rdl_dealloc (210 instructions, 0.57%)</title><rect x="96.8457%" y="117" width="0.5662%" height="15" fill="rgb(222,22,37)" fg:x="35922" fg:w="210"/><text x="97.0957%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::unlink_chunk (57 instructions, 0.15%)</title><rect x="97.4658%" y="85" width="0.1537%" height="15" fill="rgb(237,53,32)" fg:x="36152" fg:w="57"/><text x="97.7158%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (133 instructions, 0.36%)</title><rect x="97.4658%" y="101" width="0.3586%" height="15" fill="rgb(233,25,53)" fg:x="36152" fg:w="133"/><text x="97.7158%" y="111.50"></text></g><g><title>__rdl_dealloc (172 instructions, 0.46%)</title><rect x="97.4658%" y="117" width="0.4637%" height="15" fill="rgb(210,40,34)" fg:x="36152" fg:w="172"/><text x="97.7158%" y="127.50"></text></g><g><title>__rust_dealloc (599 instructions, 1.61%)</title><rect x="96.3685%" y="133" width="1.6149%" height="15" fill="rgb(241,220,44)" fg:x="35745" fg:w="599"/><text x="96.6185%" y="143.50"></text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert_nonfull (35,519 instructions, 95.76%)</title><rect x="3.1220%" y="149" width="95.7592%" height="15" fill="rgb(235,28,35)" fg:x="1158" fg:w="35519"/><text x="3.3720%" y="159.50">ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert_nonfull</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert (36,838 instructions, 99.32%)</title><rect x="0.0000%" y="165" width="99.3152%" height="15" fill="rgb(210,56,17)" fg:x="0" fg:w="36838"/><text x="0.2500%" y="175.50">ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert</text></g><g><title>all (37,092 instructions, 100%)</title><rect x="0.0000%" y="197" width="100.0000%" height="15" fill="rgb(224,130,29)" fg:x="0" fg:w="37092"/><text x="0.2500%" y="207.50"></text></g><g><title>test_flamegraph (37,092 instructions, 100.00%)</title><rect x="0.0000%" y="181" width="100.0000%" height="15" fill="rgb(235,212,8)" fg:x="0" fg:w="37092"/><text x="0.2500%" y="191.50">test_flamegraph</text></g></svg></svg>
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as ic_stable_structures::Memory&gt;::write (85 instructions, 0.39%)</title><rect x="9.4203%" y="85" width="0.3933%" height="15" fill="rgb(247,18,42)" fg:x="2036" fg:w="85"/><text x="9.6703%" y="95.50"></text></g><g><title>ic_stable_structures::write (167 instructions, 0.77%)</title><rect x="9.4203%" y="101" width="0.7727%" height="15" fill="rgb(241,131,45)" fg:x="2036" fg:w="167"/><text x="9.6703%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (217 instructions, 1.00%)</title><rect x="9.4203%" y="117" width="1.0040%" height="15" fill="rgb(249,31,29)" fg:x="2036" fg:w="217"/><text x="9.6703%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (43 instructions, 0.20%)</title><rect x="10.4243%" y="85" width="0.1990%" height="15" fill="rgb(225,111,53)" fg:x="2253" fg:w="43"/><text x="10.6743%" y="95.50"></text></g><g><title>__rdl_dealloc (86 instructions, 0.40%)</title><rect x="10.4243%" y="101" width="0.3979%" height="15" fill="rgb(238,160,17)" fg:x="2253" fg:w="86"/><text x="10.6743%" y="111.50"></text></g><g><title>__rust_dealloc (111 instructions, 0.51%)</title><rect x="10.4243%" y="117" width="0.5136%" height="15" fill="rgb(214,148,48)" fg:x="2253" fg:w="111"/><text x="10.6743%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (84 instructions, 0.39%)</title><rect x="10.9379%" y="85" width="0.3887%" height="15" fill="rgb(232,36,49)" fg:x="2364" fg:w="84"/><text x="11.1879%" y="95.50"></text></g><g><title>ic_stable_structures::write (166 instructions, 0.77%)</title><rect x="10.9379%" y="101" width="0.7681%" height="15" fill="rgb(209,103,24)" fg:x="2364" fg:w="166"/><text x="11.1879%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (51 instructions, 0.24%)</title><rect x="11.9373%" y="101" width="0.2360%" height="15" fill="rgb(229,88,8)" fg:x="2580" fg:w="51"/><text x="12.1873%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,081 instructions, 5.00%)</title><rect x="12.1732%" y="85" width="5.0016%" height="15" fill="rgb(213,181,19)" fg:x="2631" fg:w="1081"/><text x="12.4232%" y="95.50">&lt;ic_st..</text></g><g><title>ic_stable_structures::write (1,163 instructions, 5.38%)</title><rect x="12.1732%" y="101" width="5.3810%" height="15" fill="rgb(254,191,54)" fg:x="2631" fg:w="1163"/><text x="12.4232%" y="111.50">ic_stab..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (85 instructions, 0.39%)</title><rect x="17.5542%" y="101" width="0.3933%" height="15" fill="rgb(241,83,37)" fg:x="3794" fg:w="85"/><text x="17.8042%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (69 instructions, 0.32%)</title><rect x="17.9475%" y="85" width="0.3193%" height="15" fill="rgb(233,36,39)" fg:x="3879" fg:w="69"/><text x="18.1975%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (96 instructions, 0.44%)</title><rect x="18.2668%" y="69" width="0.4442%" height="15" fill="rgb(226,3,54)" fg:x="3948" fg:w="96"/><text x="18.5168%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="19.0904%" y="69" width="0.4488%" height="15" fill="rgb(245,192,40)" fg:x="4126" fg:w="97"/><text x="19.3404%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (129 instructions, 0.60%)</title><rect x="19.9186%" y="69" width="0.5969%" height="15" fill="rgb(238,167,29)" fg:x="4305" fg:w="129"/><text x="20.1686%" y="79.50"></text></g><g><title>ic_stable_structures::write (567 instructions, 2.62%)</title><rect x="18.2668%" y="85" width="2.6234%" height="15" fill="rgb(232,182,51)" fg:x="3948" fg:w="567"/><text x="18.5168%" y="95.50">ic..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (930 instructions, 4.30%)</title><rect x="17.9475%" y="101" width="4.3030%" height="15" fill="rgb(231,60,39)" fg:x="3879" fg:w="930"/><text x="18.1975%" y="111.50">ic_st..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (84 instructions, 0.39%)</title><rect x="22.2505%" y="101" width="0.3887%" height="15" fill="rgb(208,69,12)" fg:x="4809" fg:w="84"/><text x="22.5005%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="22.6392%" y="85" width="0.4118%" height="15" fill="rgb(235,93,37)" fg:x="4893" fg:w="89"/><text x="22.8892%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="23.4303%" y="85" width="0.4118%" height="15" fill="rgb(213,116,39)" fg:x="5064" fg:w="89"/><text x="23.6803%" y="95.50"></text></g><g><title>ic_stable_structures::write (341 instructions, 1.58%)</title><rect x="22.6392%" y="101" width="1.5778%" height="15" fill="rgb(222,207,29)" fg:x="4893" fg:w="341"/><text x="22.8892%" y="111.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (85 instructions, 0.39%)</title><rect x="24.2169%" y="37" width="0.3933%" height="15" fill="rgb(206,96,30)" fg:x="5234" fg:w="85"/><text x="24.4669%" y="47.50"></text></g><g><title>__rdl_alloc (108 instructions, 0.50%)</title><rect x="24.2169%" y="53" width="0.4997%" height="15" fill="rgb(218,138,4)" fg:x="5234" fg:w="108"/><text x="24.4669%" y="63.50"></text></g><g><title>__rust_alloc (118 instructions, 0.55%)</title><rect x="24.2169%" y="69" width="0.5460%" height="15" fill="rgb(250,191,14)" fg:x="5234" fg:w="118"/><text x="24.4669%" y="79.50"></text></g><g><title>alloc::raw_vec::finish_grow (168 instructions, 0.78%)</title><rect x="24.2169%" y="85" width="0.7773%" height="15" fill="rgb(239,60,40)" fg:x="5234" fg:w="168"/><text x="24.4669%" y="95.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (251 instructions, 1.16%)</title><rect x="24.2169%" y="101" width="1.1613%" height="15" fill="rgb(206,27,48)" fg:x="5234" fg:w="251"/><text x="24.4669%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,094 instructions, 5.06%)</title><rect x="25.3782%" y="85" width="5.0618%" height="15" fill="rgb(225,35,8)" fg:x="5485" fg:w="1094"/><text x="25.6282%" y="95.50">&lt;ic_st..</text></g><g><title>ic_stable_structures::write (1,176 instructions, 5.44%)</title><rect x="25.3782%" y="101" width="5.4412%" height="15" fill="rgb(250,213,24)" fg:x="5485" fg:w="1176"/><text x="25.6282%" y="111.50">ic_stab..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (85 instructions, 0.39%)</title><rect x="30.8194%" y="101" width="0.3933%" height="15" fill="rgb(247,123,22)" fg:x="6661" fg:w="85"/><text x="31.0694%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (69 instructions, 0.32%)</title><rect x="31.2127%" y="85" width="0.3193%" height="15" fill="rgb(231,138,38)" fg:x="6746" fg:w="69"/><text x="31.4627%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="31.5319%" y="69" width="0.4488%" height="15" fill="rgb(231,145,46)" fg:x="6815" fg:w="97"/><text x="31.7819%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="32.3602%" y="69" width="0.4488%" height="15" fill="rgb(251,118,11)" fg:x="6994" fg:w="97"/><text x="32.6102%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (129 instructions, 0.60%)</title><rect x="33.1884%" y="69" width="0.5969%" height="15" fill="rgb(217,147,25)" fg:x="7173" fg:w="129"/><text x="33.4384%" y="79.50"></text></g><g><title>ic_stable_structures::write (569 instructions, 2.63%)</title><rect x="31.5319%" y="85" width="2.6327%" height="15" fill="rgb(247,81,37)" fg:x="6815" fg:w="569"/><text x="31.7819%" y="95.50">ic..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (931 instructions, 4.31%)</title><rect x="31.2127%" y="101" width="4.3076%" height="15" fill="rgb(209,12,38)" fg:x="6746" fg:w="931"/><text x="31.4627%" y="111.50">ic_st..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (84 instructions, 0.39%)</title><rect x="35.5203%" y="101" width="0.3887%" height="15" fill="rgb(227,1,9)" fg:x="7677" fg:w="84"/><text x="35.7703%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="35.9089%" y="85" width="0.4118%" height="15" fill="rgb(248,47,43)" fg:x="7761" fg:w="89"/><text x="36.1589%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.41%)</title><rect x="36.7001%" y="85" width="0.4072%" height="15" fill="rgb(221,10,30)" fg:x="7932" fg:w="88"/><text x="36.9501%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,094 instructions, 5.06%)</title><rect x="37.4867%" y="85" width="5.0618%" height="15" fill="rgb(210,229,1)" fg:x="8102" fg:w="1094"/><text x="37.7367%" y="95.50">&lt;ic_st..</text></g><g><title>ic_stable_structures::write (1,517 instructions, 7.02%)</title><rect x="35.9089%" y="101" width="7.0189%" height="15" fill="rgb(222,148,37)" fg:x="7761" fg:w="1517"/><text x="36.1589%" y="111.50">ic_stable..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (85 instructions, 0.39%)</title><rect x="42.9279%" y="101" width="0.3933%" height="15" fill="rgb(234,67,33)" fg:x="9278" fg:w="85"/><text x="43.1779%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (69 instructions, 0.32%)</title><rect x="43.3211%" y="85" width="0.3193%" height="15" fill="rgb(247,98,35)" fg:x="9363" fg:w="69"/><text x="43.5711%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="43.6404%" y="69" width="0.4488%" height="15" fill="rgb(247,138,52)" fg:x="9432" fg:w="97"/><text x="43.8904%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,097 instructions, 5.08%)</title><rect x="44.4686%" y="69" width="5.0756%" height="15" fill="rgb(213,79,30)" fg:x="9611" fg:w="1097"/><text x="44.7186%" y="79.50">&lt;ic_st..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (129 instructions, 0.60%)</title><rect x="49.9190%" y="69" width="0.5969%" height="15" fill="rgb(246,177,23)" fg:x="10789" fg:w="129"/><text x="50.1690%" y="79.50"></text></g><g><title>ic_stable_structures::write (1,568 instructions, 7.25%)</title><rect x="43.6404%" y="85" width="7.2549%" height="15" fill="rgb(230,62,27)" fg:x="9432" fg:w="1568"/><text x="43.8904%" y="95.50">ic_stable_..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (1,930 instructions, 8.93%)</title><rect x="43.3211%" y="101" width="8.9298%" height="15" fill="rgb(216,154,8)" fg:x="9363" fg:w="1930"/><text x="43.5711%" y="111.50">ic_stable_str..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (84 instructions, 0.39%)</title><rect x="52.2510%" y="101" width="0.3887%" height="15" fill="rgb(244,35,45)" fg:x="11293" fg:w="84"/><text x="52.5010%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="52.6396%" y="85" width="0.4118%" height="15" fill="rgb(251,115,12)" fg:x="11377" fg:w="89"/><text x="52.8896%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="53.4262%" y="85" width="0.4118%" height="15" fill="rgb(240,54,50)" fg:x="11547" fg:w="89"/><text x="53.6762%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,093 instructions, 5.06%)</title><rect x="54.2174%" y="85" width="5.0571%" height="15" fill="rgb(233,84,52)" fg:x="11718" fg:w="1093"/><text x="54.4674%" y="95.50">&lt;ic_st..</text></g><g><title>ic_stable_structures::write (1,516 instructions, 7.01%)</title><rect x="52.6396%" y="101" width="7.0143%" height="15" fill="rgb(207,117,47)" fg:x="11377" fg:w="1516"/><text x="52.8896%" y="111.50">ic_stable..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (85 instructions, 0.39%)</title><rect x="59.6539%" y="101" width="0.3933%" height="15" fill="rgb(249,43,39)" fg:x="12893" fg:w="85"/><text x="59.9039%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (69 instructions, 0.32%)</title><rect x="60.0472%" y="85" width="0.3193%" height="15" fill="rgb(209,38,44)" fg:x="12978" fg:w="69"/><text x="60.2972%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="60.3664%" y="69" width="0.4488%" height="15" fill="rgb(236,212,23)" fg:x="13047" fg:w="97"/><text x="60.6164%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="61.1900%" y="69" width="0.4488%" height="15" fill="rgb(242,79,21)" fg:x="13225" fg:w="97"/><text x="61.4400%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (128 instructions, 0.59%)</title><rect x="62.0182%" y="69" width="0.5922%" height="15" fill="rgb(211,96,35)" fg:x="13404" fg:w="128"/><text x="62.2682%" y="79.50"></text></g><g><title>ic_stable_structures::write (567 instructions, 2.62%)</title><rect x="60.3664%" y="85" width="2.6234%" height="15" fill="rgb(253,215,40)" fg:x="13047" fg:w="567"/><text x="60.6164%" y="95.50">ic..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (930 instructions, 4.30%)</title><rect x="60.0472%" y="101" width="4.3030%" height="15" fill="rgb(211,81,21)" fg:x="12978" fg:w="930"/><text x="60.2972%" y="111.50">ic_st..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (84 instructions, 0.39%)</title><rect x="64.3502%" y="101" width="0.3887%" height="15" fill="rgb(208,190,38)" fg:x="13908" fg:w="84"/><text x="64.6002%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="64.7388%" y="85" width="0.4118%" height="15" fill="rgb(235,213,38)" fg:x="13992" fg:w="89"/><text x="64.9888%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="65.5300%" y="85" width="0.4118%" height="15" fill="rgb(237,122,38)" fg:x="14163" fg:w="89"/><text x="65.7800%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,094 instructions, 5.06%)</title><rect x="66.3212%" y="85" width="5.0618%" height="15" fill="rgb(244,218,35)" fg:x="14334" fg:w="1094"/><text x="66.5712%" y="95.50">&lt;ic_st..</text></g><g><title>ic_stable_structures::write (1,518 instructions, 7.02%)</title><rect x="64.7388%" y="101" width="7.0236%" height="15" fill="rgb(240,68,47)" fg:x="13992" fg:w="1518"/><text x="64.9888%" y="111.50">ic_stable..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (84 instructions, 0.39%)</title><rect x="71.7624%" y="101" width="0.3887%" height="15" fill="rgb(210,16,53)" fg:x="15510" fg:w="84"/><text x="72.0124%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (69 instructions, 0.32%)</title><rect x="72.1510%" y="85" width="0.3193%" height="15" fill="rgb(235,124,12)" fg:x="15594" fg:w="69"/><text x="72.4010%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="72.4703%" y="69" width="0.4488%" height="15" fill="rgb(224,169,11)" fg:x="15663" fg:w="97"/><text x="72.7203%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="73.2985%" y="69" width="0.4488%" height="15" fill="rgb(250,166,2)" fg:x="15842" fg:w="97"/><text x="73.5485%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (129 instructions, 0.60%)</title><rect x="74.1267%" y="69" width="0.5969%" height="15" fill="rgb(242,216,29)" fg:x="16021" fg:w="129"/><text x="74.3767%" y="79.50"></text></g><g><title>ic_stable_structures::write (569 instructions, 2.63%)</title><rect x="72.4703%" y="85" width="2.6327%" height="15" fill="rgb(230,116,27)" fg:x="15663" fg:w="569"/><text x="72.7203%" y="95.50">ic..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (931 instructions, 4.31%)</title><rect x="72.1510%" y="101" width="4.3076%" height="15" fill="rgb(228,99,48)" fg:x="15594" fg:w="931"/><text x="72.4010%" y="111.50">ic_st..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (84 instructions, 0.39%)</title><rect x="76.4586%" y="101" width="0.3887%" height="15" fill="rgb(253,11,6)" fg:x="16525" fg:w="84"/><text x="76.7086%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="76.8473%" y="85" width="0.4118%" height="15" fill="rgb(247,143,39)" fg:x="16609" fg:w="89"/><text x="77.0973%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="77.6385%" y="85" width="0.4118%" height="15" fill="rgb(236,97,10)" fg:x="16780" fg:w="89"/><text x="77.8885%" y="95.50"></text></g><g><title>ic_stable_structures::write (341 instructions, 1.58%)</title><rect x="76.8473%" y="101" width="1.5778%" height="15" fill="rgb(233,208,19)" fg:x="16609" fg:w="341"/><text x="77.0973%" y="111.50"></text></g><g><title>__rdl_realloc (115 instructions, 0.53%)</title><rect x="78.4250%" y="53" width="0.5321%" height="15" fill="rgb(216,164,2)" fg:x="16950" fg:w="115"/><text x="78.6750%" y="63.50"></text></g><g><title>__rust_realloc (141 instructions, 0.65%)</title><rect x="78.4250%" y="69" width="0.6524%" height="15" fill="rgb(220,129,5)" fg:x="16950" fg:w="141"/><text x="78.6750%" y="79.50"></text></g><g><title>alloc::raw_vec::finish_grow (197 instructions, 0.91%)</title><rect x="78.4250%" y="85" width="0.9115%" height="15" fill="rgb(242,17,10)" fg:x="16950" fg:w="197"/><text x="78.6750%" y="95.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (291 instructions, 1.35%)</title><rect x="78.4250%" y="101" width="1.3464%" height="15" fill="rgb(242,107,0)" fg:x="16950" fg:w="291"/><text x="78.6750%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (148 instructions, 0.68%)</title><rect x="79.7714%" y="85" width="0.6848%" height="15" fill="rgb(251,28,31)" fg:x="17241" fg:w="148"/><text x="80.0214%" y="95.50"></text></g><g><title>ic_stable_structures::write (230 instructions, 1.06%)</title><rect x="79.7714%" y="101" width="1.0642%" height="15" fill="rgb(233,223,10)" fg:x="17241" fg:w="230"/><text x="80.0214%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (7 instructions, 0.03%)</title><rect x="80.8356%" y="101" width="0.0324%" height="15" fill="rgb(215,21,27)" fg:x="17471" fg:w="7"/><text x="81.0856%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (16,707 instructions, 77.30%)</title><rect x="10.9379%" y="117" width="77.3007%" height="15" fill="rgb(232,23,21)" fg:x="2364" fg:w="16707"/><text x="11.1879%" y="127.50">ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write</text></g><g><title>ic_stable_structures::btreemap::node::io::compute_num_overflow_pages_needed (38 instructions, 0.18%)</title><rect x="88.2386%" y="101" width="0.1758%" height="15" fill="rgb(244,5,23)" fg:x="19071" fg:w="38"/><text x="88.4886%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="88.4144%" y="85" width="0.4118%" height="15" fill="rgb(226,81,46)" fg:x="19109" fg:w="89"/><text x="88.6644%" y="95.50"></text></g><g><title>ic_stable_structures::write (171 instructions, 0.79%)</title><rect x="88.4144%" y="101" width="0.7912%" height="15" fill="rgb(247,70,30)" fg:x="19109" fg:w="171"/><text x="88.6644%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::deallocate_unused_pages (303 instructions, 1.40%)</title><rect x="88.2386%" y="117" width="1.4019%" height="15" fill="rgb(212,68,19)" fg:x="19071" fg:w="303"/><text x="88.4886%" y="127.50"></text></g><g><title>ic_stable_structures::btreemap::node::Node&lt;K&gt;::save (18,685 instructions, 86.45%)</title><rect x="6.7644%" y="133" width="86.4526%" height="15" fill="rgb(240,187,13)" fg:x="1462" fg:w="18685"/><text x="7.0144%" y="143.50">ic_stable_structures::btreemap::node::Node&lt;K&gt;::save</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (109 instructions, 0.50%)</title><rect x="93.2170%" y="117" width="0.5043%" height="15" fill="rgb(223,113,26)" fg:x="20147" fg:w="109"/><text x="93.4670%" y="127.50"></text></g><g><title>ic_stable_structures::write (190 instructions, 0.88%)</title><rect x="93.2170%" y="133" width="0.8791%" height="15" fill="rgb(206,192,2)" fg:x="20147" fg:w="190"/><text x="93.4670%" y="143.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (43 instructions, 0.20%)</title><rect x="94.0961%" y="101" width="0.1990%" height="15" fill="rgb(241,108,4)" fg:x="20337" fg:w="43"/><text x="94.3461%" y="111.50"></text></g><g><title>__rdl_dealloc (86 instructions, 0.40%)</title><rect x="94.0961%" y="117" width="0.3979%" height="15" fill="rgb(247,173,49)" fg:x="20337" fg:w="86"/><text x="94.3461%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (70 instructions, 0.32%)</title><rect x="94.6097%" y="101" width="0.3239%" height="15" fill="rgb(224,114,35)" fg:x="20448" fg:w="70"/><text x="94.8597%" y="111.50"></text></g><g><title>__rdl_dealloc (113 instructions, 0.52%)</title><rect x="94.6097%" y="117" width="0.5228%" height="15" fill="rgb(245,159,27)" fg:x="20448" fg:w="113"/><text x="94.8597%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::unlink_chunk (21 instructions, 0.10%)</title><rect x="95.2482%" y="85" width="0.0972%" height="15" fill="rgb(245,172,44)" fg:x="20586" fg:w="21"/><text x="95.4982%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::insert_large_chunk (68 instructions, 0.31%)</title><rect x="95.3454%" y="85" width="0.3146%" height="15" fill="rgb(236,23,11)" fg:x="20607" fg:w="68"/><text x="95.5954%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (185 instructions, 0.86%)</title><rect x="95.2482%" y="101" width="0.8560%" height="15" fill="rgb(205,117,38)" fg:x="20586" fg:w="185"/><text x="95.4982%" y="111.50"></text></g><g><title>__rdl_dealloc (228 instructions, 1.05%)</title><rect x="95.2482%" y="117" width="1.0549%" height="15" fill="rgb(237,72,25)" fg:x="20586" fg:w="228"/><text x="95.4982%" y="127.50"></text></g><g><title>__rust_dealloc (502 instructions, 2.32%)</title><rect x="94.0961%" y="133" width="2.3227%" height="15" fill="rgb(244,70,9)" fg:x="20337" fg:w="502"/><text x="94.3461%" y="143.50">_..</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert_nonfull (19,983 instructions, 92.46%)</title><rect x="5.5753%" y="149" width="92.4582%" height="15" fill="rgb(217,125,39)" fg:x="1205" fg:w="19983"/><text x="5.8253%" y="159.50">ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert_nonfull</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert (21,357 instructions, 98.82%)</title><rect x="0.0000%" y="165" width="98.8155%" height="15" fill="rgb(235,36,10)" fg:x="0" fg:w="21357"/><text x="0.2500%" y="175.50">ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert</text></g><g><title>all (21,613 instructions, 100%)</title><rect x="0.0000%" y="197" width="100.0000%" height="15" fill="rgb(251,123,47)" fg:x="0" fg:w="21613"/><text x="0.2500%" y="207.50"></text></g><g><title>test_flamegraph (21,613 instructions, 100.00%)</title><rect x="0.0000%" y="181" width="100.0000%" height="15" fill="rgb(221,13,13)" fg:x="0" fg:w="21613"/><text x="0.2500%" y="191.50">test_flamegraph</text></g></svg></svg>
\ No newline at end of file
diff --git a/benchmarks/vec/canbench_results.yml b/benchmarks/vec/canbench_results.yml
index bd83ad43..7c952c1b 100644
--- a/benchmarks/vec/canbench_results.yml
+++ b/benchmarks/vec/canbench_results.yml
@@ -65,49 +65,49 @@ benches:
   vec_insert_blob_128:
     total:
       calls: 1
-      instructions: 4151424
+      instructions: 4171424
       heap_increase: 0
       stable_memory_increase: 19
     scopes: {}
   vec_insert_blob_16:
     total:
       calls: 1
-      instructions: 3316227
+      instructions: 3336227
       heap_increase: 0
       stable_memory_increase: 2
     scopes: {}
   vec_insert_blob_32:
     total:
       calls: 1
-      instructions: 3435467
+      instructions: 3455467
       heap_increase: 0
       stable_memory_increase: 5
     scopes: {}
   vec_insert_blob_4:
     total:
       calls: 1
-      instructions: 3227468
+      instructions: 3247468
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   vec_insert_blob_64:
     total:
       calls: 1
-      instructions: 3675804
+      instructions: 3695804
       heap_increase: 0
       stable_memory_increase: 9
     scopes: {}
   vec_insert_blob_8:
     total:
       calls: 1
-      instructions: 3256889
+      instructions: 3276889
       heap_increase: 0
       stable_memory_increase: 1
     scopes: {}
   vec_insert_u64:
     total:
       calls: 1
-      instructions: 5359519
+      instructions: 5379519
       heap_increase: 0
       stable_memory_increase: 1
     scopes: {}
diff --git a/src/btreemap/node/io.rs b/src/btreemap/node/io.rs
index 9061f9fb..de4bc429 100644
--- a/src/btreemap/node/io.rs
+++ b/src/btreemap/node/io.rs
@@ -265,13 +265,14 @@ impl<'a, M: Memory> NodeWriter<'a, M> {
                 (self.overflows[page_idx - 1] + offset).get()
             };
 
+            let len = length.get() as usize;
             write(
                 self.allocator.memory(),
                 offset,
-                &src[bytes_written as usize..(bytes_written + length.get()) as usize],
+                &src[bytes_written..bytes_written + len],
             );
 
-            bytes_written += length.get();
+            bytes_written += len;
         }
     }
 

From 229800413ad906e6274222fb6f649eb554c1abec Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 16:06:41 +0200
Subject: [PATCH 03/13] fix benchmarks

---
 benchmarks/compare/canbench_results.yml | 108 ++++++++++++------------
 benchmarks/compare/src/main.rs          |  46 ++++------
 2 files changed, 72 insertions(+), 82 deletions(-)

diff --git a/benchmarks/compare/canbench_results.yml b/benchmarks/compare/canbench_results.yml
index d3c5dc7b..8830531a 100644
--- a/benchmarks/compare/canbench_results.yml
+++ b/benchmarks/compare/canbench_results.yml
@@ -2,127 +2,127 @@ benches:
   read_chunks_btreemap_1:
     total:
       calls: 1
-      instructions: 799580235
-      heap_increase: 1635
-      stable_memory_increase: 1665
+      instructions: 148723119
+      heap_increase: 0
+      stable_memory_increase: 0
     scopes: {}
   read_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 4989448149
-      heap_increase: 1602
-      stable_memory_increase: 1665
+      instructions: 499445396
+      heap_increase: 0
+      stable_memory_increase: 0
     scopes: {}
   read_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 133173008658
-      heap_increase: 1892
-      stable_memory_increase: 3201
+      instructions: 43947440627
+      heap_increase: 0
+      stable_memory_increase: 0
     scopes: {}
   read_chunks_stable_1:
     total:
       calls: 1
-      instructions: 812767304
-      heap_increase: 1601
-      stable_memory_increase: 1665
+      instructions: 104859143
+      heap_increase: 0
+      stable_memory_increase: 0
     scopes: {}
   read_chunks_stable_1k:
     total:
       calls: 1
-      instructions: 525926643
-      heap_increase: 1600
-      stable_memory_increase: 1665
+      instructions: 104985739
+      heap_increase: 0
+      stable_memory_increase: 0
     scopes: {}
   read_chunks_stable_1m:
     total:
       calls: 1
-      instructions: 1307625777
-      heap_increase: 1892
-      stable_memory_increase: 1665
+      instructions: 230002739
+      heap_increase: 0
+      stable_memory_increase: 0
     scopes: {}
   read_chunks_vec_1:
     total:
       calls: 1
-      instructions: 1363286416
-      heap_increase: 3202
-      stable_memory_increase: 1665
+      instructions: 104859760
+      heap_increase: 0
+      stable_memory_increase: 0
     scopes: {}
   read_chunks_vec_1k:
     total:
       calls: 1
-      instructions: 1378479857
-      heap_increase: 3200
-      stable_memory_increase: 1665
+      instructions: 105826498
+      heap_increase: 0
+      stable_memory_increase: 0
     scopes: {}
   read_chunks_vec_1m:
     total:
       calls: 1
-      instructions: 4726968940
-      heap_increase: 3784
-      stable_memory_increase: 1665
+      instructions: 1010905944
+      heap_increase: 0
+      stable_memory_increase: 0
     scopes: {}
   write_chunks_btreemap_1:
     total:
       calls: 1
-      instructions: 650220758
-      heap_increase: 1635
-      stable_memory_increase: 1665
+      instructions: 361764747
+      heap_increase: 34
+      stable_memory_increase: 1536
     scopes: {}
   write_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 4489368281
-      heap_increase: 1602
-      stable_memory_increase: 1665
+      instructions: 4200294851
+      heap_increase: 2
+      stable_memory_increase: 1536
     scopes: {}
   write_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 89226930904
-      heap_increase: 1892
-      stable_memory_increase: 3201
+      instructions: 88699035981
+      heap_increase: 0
+      stable_memory_increase: 3072
     scopes: {}
   write_chunks_stable_1:
     total:
       calls: 1
-      instructions: 418914504
-      heap_increase: 1601
-      stable_memory_increase: 1665
+      instructions: 130471968
+      heap_increase: 0
+      stable_memory_increase: 1664
     scopes: {}
   write_chunks_stable_1k:
     total:
       calls: 1
-      instructions: 420017246
-      heap_increase: 1600
-      stable_memory_increase: 1665
+      instructions: 130598745
+      heap_increase: 0
+      stable_memory_increase: 1664
     scopes: {}
   write_chunks_stable_1m:
     total:
       calls: 1
-      instructions: 1076987527
-      heap_increase: 1892
-      stable_memory_increase: 1665
+      instructions: 255406658
+      heap_increase: 0
+      stable_memory_increase: 1664
     scopes: {}
   write_chunks_vec_1:
     total:
       calls: 1
-      instructions: 1257790962
-      heap_increase: 3202
-      stable_memory_increase: 1665
+      instructions: 549903573
+      heap_increase: 0
+      stable_memory_increase: 1536
     scopes: {}
   write_chunks_vec_1k:
     total:
       calls: 1
-      instructions: 1272017665
-      heap_increase: 3200
-      stable_memory_increase: 1665
+      instructions: 562257515
+      heap_increase: 0
+      stable_memory_increase: 1536
     scopes: {}
   write_chunks_vec_1m:
     total:
       calls: 1
-      instructions: 3717427302
-      heap_increase: 3784
-      stable_memory_increase: 1665
+      instructions: 1896593101
+      heap_increase: 0
+      stable_memory_increase: 1536
     scopes: {}
 version: 0.2.0
diff --git a/benchmarks/compare/src/main.rs b/benchmarks/compare/src/main.rs
index 0e0456b5..04148e0f 100644
--- a/benchmarks/compare/src/main.rs
+++ b/benchmarks/compare/src/main.rs
@@ -32,7 +32,7 @@ fn chunk_data(n: usize) -> Vec<Vec<u8>> {
 
 // Stable Memory benchmarks
 
-fn write_chunks_stable(mem_id: u8, n: usize) {
+fn write_chunks_stable(mem_id: u8, n: usize) -> BenchResult {
     let memory = init_memory(mem_id);
     let chunks = chunk_data(n);
     let chunk_size = TOTAL_SIZE / n;
@@ -42,10 +42,10 @@ fn write_chunks_stable(mem_id: u8, n: usize) {
         for (i, chunk) in chunks.iter().enumerate() {
             memory.write((i * chunk_size) as u64, chunk);
         }
-    });
+    })
 }
 
-fn read_chunks_stable(mem_id: u8, n: usize) {
+fn read_chunks_stable(mem_id: u8, n: usize) -> BenchResult {
     write_chunks_stable(mem_id, n);
     let memory = init_memory(mem_id);
     let chunk_size = TOTAL_SIZE / n;
@@ -55,12 +55,12 @@ fn read_chunks_stable(mem_id: u8, n: usize) {
         for i in 0..n {
             memory.read((i * chunk_size) as u64, &mut buf);
         }
-    });
+    })
 }
 
 // BTreeMap benchmarks
 
-fn write_chunks_btreemap(mem_id: u8, n: usize) {
+fn write_chunks_btreemap(mem_id: u8, n: usize) -> BenchResult {
     let mut map = BTreeMap::init(init_memory(mem_id));
     let chunks = chunk_data(n);
 
@@ -68,22 +68,22 @@ fn write_chunks_btreemap(mem_id: u8, n: usize) {
         for (i, chunk) in chunks.into_iter().enumerate() {
             map.insert(i as u32, chunk);
         }
-    });
+    })
 }
 
-fn read_chunks_btreemap(mem_id: u8, n: usize) {
+fn read_chunks_btreemap(mem_id: u8, n: usize) -> BenchResult {
     write_chunks_btreemap(mem_id, n);
     let map: BTreeMap<_, Vec<u8>, _> = BTreeMap::init(init_memory(mem_id));
     bench_fn(|| {
         for i in 0..n {
             let _ = map.get(&(i as u32));
         }
-    });
+    })
 }
 
 // StableVec benchmarks
 
-fn write_chunks_vec<const CHUNK_SIZE: usize>(mem_id: u8, n: usize) {
+fn write_chunks_vec<const CHUNK_SIZE: usize>(mem_id: u8, n: usize) -> BenchResult {
     let vec: StableVec<BoundedVecN<CHUNK_SIZE>, _> = StableVec::new(init_memory(mem_id));
     let chunks: Vec<_> = chunk_data(n).iter().map(|v| BoundedVecN::from(v)).collect();
 
@@ -91,10 +91,10 @@ fn write_chunks_vec<const CHUNK_SIZE: usize>(mem_id: u8, n: usize) {
         for chunk in &chunks {
             vec.push(chunk);
         }
-    });
+    })
 }
 
-fn read_chunks_vec<const CHUNK_SIZE: usize>(mem_id: u8, n: usize) {
+fn read_chunks_vec<const CHUNK_SIZE: usize>(mem_id: u8, n: usize) -> BenchResult {
     write_chunks_vec::<CHUNK_SIZE>(mem_id, n);
     let vec: StableVec<BoundedVecN<CHUNK_SIZE>, _> = StableVec::init(init_memory(mem_id));
 
@@ -102,26 +102,26 @@ fn read_chunks_vec<const CHUNK_SIZE: usize>(mem_id: u8, n: usize) {
         for i in 0..n as u64 {
             let _ = vec.get(i);
         }
-    });
+    })
 }
 
 // Benchmark macros
 
 macro_rules! bench_case {
     ($name:ident, $func:ident, $mem_id:expr, $n:expr) => {
-        #[bench]
-        fn $name() {
-            $func($mem_id, $n);
+        #[bench(raw)]
+        fn $name() -> BenchResult {
+            $func($mem_id, $n)
         }
     };
 }
 
 macro_rules! bench_case_sized {
     ($name:ident, $func:ident, $mem_id:expr, $n:expr) => {
-        #[bench]
-        fn $name() {
+        #[bench(raw)]
+        fn $name() -> BenchResult {
             const SIZE: usize = chunk_size::<$n>();
-            $func::<SIZE>($mem_id, $n);
+            $func::<SIZE>($mem_id, $n)
         }
     };
 }
@@ -152,14 +152,4 @@ bench_case_sized!(read_chunks_vec_1, read_chunks_vec, 60, 1);
 bench_case_sized!(read_chunks_vec_1k, read_chunks_vec, 61, K);
 bench_case_sized!(read_chunks_vec_1m, read_chunks_vec, 62, M);
 
-// #[bench(raw)]
-// fn test_flamegraph() -> BenchResult {
-//     let mut map = BTreeMap::init(init_memory(10));
-//     let value = vec![82; 5 * 1024];
-
-//     bench_fn(|| {
-//         map.insert(1_u32, value);
-//     })
-// }
-
 fn main() {}

From 910188caaef0b0ee4f4c794a9ef1d0d2c8cee2aa Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 16:56:06 +0200
Subject: [PATCH 04/13] --persist

---
 benchmarks/compare/canbench_results.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/benchmarks/compare/canbench_results.yml b/benchmarks/compare/canbench_results.yml
index 25bbf0e7..8830531a 100644
--- a/benchmarks/compare/canbench_results.yml
+++ b/benchmarks/compare/canbench_results.yml
@@ -65,21 +65,21 @@ benches:
   write_chunks_btreemap_1:
     total:
       calls: 1
-      instructions: 362178795
+      instructions: 361764747
       heap_increase: 34
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 4205340423
+      instructions: 4200294851
       heap_increase: 2
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 88707302109
+      instructions: 88699035981
       heap_increase: 0
       stable_memory_increase: 3072
     scopes: {}

From 2615838814d1872d90974212081afd698df5d092 Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 17:20:51 +0200
Subject: [PATCH 05/13] update test

---
 benchmarks/compare/src/main.rs         | 10 ++++++++++
 benchmarks/compare/test_flamegraph.svg |  2 +-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/benchmarks/compare/src/main.rs b/benchmarks/compare/src/main.rs
index 04148e0f..9b256ebd 100644
--- a/benchmarks/compare/src/main.rs
+++ b/benchmarks/compare/src/main.rs
@@ -152,4 +152,14 @@ bench_case_sized!(read_chunks_vec_1, read_chunks_vec, 60, 1);
 bench_case_sized!(read_chunks_vec_1k, read_chunks_vec, 61, K);
 bench_case_sized!(read_chunks_vec_1m, read_chunks_vec, 62, M);
 
+#[bench(raw)]
+fn test_flamegraph() -> BenchResult {
+    let mut map = BTreeMap::init(init_memory(10));
+    let value = vec![82; 3 * 1024];
+
+    bench_fn(|| {
+        map.insert(1_u32, value);
+    })
+}
+
 fn main() {}
diff --git a/benchmarks/compare/test_flamegraph.svg b/benchmarks/compare/test_flamegraph.svg
index ff7e8fdc..64f41abd 100644
--- a/benchmarks/compare/test_flamegraph.svg
+++ b/benchmarks/compare/test_flamegraph.svg
@@ -488,4 +488,4 @@ function search(term) {
 function format_percent(n) {
     return n.toFixed(4) + "%";
 }
-]]></script><rect x="0" y="0" width="100%" height="246" fill="url(#background)"/><text id="title" fill="rgb(0,0,0)" x="50.0000%" y="24.00">test_flamegraph</text><text id="details" fill="rgb(0,0,0)" x="10" y="229.00"> </text><text id="unzoom" class="hide" fill="rgb(0,0,0)" x="10" y="24.00">Reset Zoom</text><text id="search" fill="rgb(0,0,0)" x="1190" y="24.00">Search</text><text id="matched" fill="rgb(0,0,0)" x="1190" y="229.00"> </text><svg id="frames" x="10" width="1180" total_samples="21613"><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (69 instructions, 0.32%)</title><rect x="0.0000%" y="117" width="0.3193%" height="15" fill="rgb(227,0,7)" fg:x="0" fg:w="69"/><text x="0.2500%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="0.3193%" y="101" width="0.4488%" height="15" fill="rgb(217,0,24)" fg:x="69" fg:w="97"/><text x="0.5693%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="1.1428%" y="101" width="0.4488%" height="15" fill="rgb(221,193,54)" fg:x="247" fg:w="97"/><text x="1.3928%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (129 instructions, 0.60%)</title><rect x="1.9710%" y="101" width="0.5969%" height="15" fill="rgb(248,212,6)" fg:x="426" fg:w="129"/><text x="2.2210%" y="111.50"></text></g><g><title>ic_stable_structures::write (568 instructions, 2.63%)</title><rect x="0.3193%" y="117" width="2.6280%" height="15" fill="rgb(208,68,35)" fg:x="69" fg:w="568"/><text x="0.5693%" y="127.50">ic..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (930 instructions, 4.30%)</title><rect x="0.0000%" y="133" width="4.3030%" height="15" fill="rgb(232,128,0)" fg:x="0" fg:w="930"/><text x="0.2500%" y="143.50">ic_st..</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::allocate_node (1,014 instructions, 4.69%)</title><rect x="0.0000%" y="149" width="4.6916%" height="15" fill="rgb(207,160,47)" fg:x="0" fg:w="1014"/><text x="0.2500%" y="159.50">ic_st..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (109 instructions, 0.50%)</title><rect x="4.6916%" y="133" width="0.5043%" height="15" fill="rgb(228,23,34)" fg:x="1014" fg:w="109"/><text x="4.9416%" y="143.50"></text></g><g><title>ic_stable_structures::write (191 instructions, 0.88%)</title><rect x="4.6916%" y="149" width="0.8837%" height="15" fill="rgb(218,30,26)" fg:x="1014" fg:w="191"/><text x="4.9416%" y="159.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (86 instructions, 0.40%)</title><rect x="5.5753%" y="69" width="0.3979%" height="15" fill="rgb(220,122,19)" fg:x="1205" fg:w="86"/><text x="5.8253%" y="79.50"></text></g><g><title>__rdl_alloc (109 instructions, 0.50%)</title><rect x="5.5753%" y="85" width="0.5043%" height="15" fill="rgb(250,228,42)" fg:x="1205" fg:w="109"/><text x="5.8253%" y="95.50"></text></g><g><title>__rust_alloc (119 instructions, 0.55%)</title><rect x="5.5753%" y="101" width="0.5506%" height="15" fill="rgb(240,193,28)" fg:x="1205" fg:w="119"/><text x="5.8253%" y="111.50"></text></g><g><title>alloc::raw_vec::finish_grow (168 instructions, 0.78%)</title><rect x="5.5753%" y="117" width="0.7773%" height="15" fill="rgb(216,20,37)" fg:x="1205" fg:w="168"/><text x="5.8253%" y="127.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (257 instructions, 1.19%)</title><rect x="5.5753%" y="133" width="1.1891%" height="15" fill="rgb(206,188,39)" fg:x="1205" fg:w="257"/><text x="5.8253%" y="143.50"></text></g><g><title>memcpy (15 instructions, 0.07%)</title><rect x="6.7644%" y="117" width="0.0694%" height="15" fill="rgb(217,207,13)" fg:x="1462" fg:w="15"/><text x="7.0144%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.41%)</title><rect x="6.8338%" y="85" width="0.4072%" height="15" fill="rgb(231,73,38)" fg:x="1477" fg:w="88"/><text x="7.0838%" y="95.50"></text></g><g><title>ic_stable_structures::write (170 instructions, 0.79%)</title><rect x="6.8338%" y="101" width="0.7866%" height="15" fill="rgb(225,20,46)" fg:x="1477" fg:w="170"/><text x="7.0838%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="7.8518%" y="85" width="0.4118%" height="15" fill="rgb(210,31,41)" fg:x="1697" fg:w="89"/><text x="8.1018%" y="95.50"></text></g><g><title>ic_stable_structures::write (171 instructions, 0.79%)</title><rect x="7.8518%" y="101" width="0.7912%" height="15" fill="rgb(221,200,47)" fg:x="1697" fg:w="171"/><text x="8.1018%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (441 instructions, 2.04%)</title><rect x="6.8338%" y="117" width="2.0404%" height="15" fill="rgb(226,26,5)" fg:x="1477" fg:w="441"/><text x="7.0838%" y="127.50">i..</text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (85 instructions, 0.39%)</title><rect x="8.8743%" y="85" width="0.3933%" height="15" fill="rgb(249,33,26)" fg:x="1918" fg:w="85"/><text x="9.1243%" y="95.50"></text></g><g><title>__rdl_alloc (108 instructions, 0.50%)</title><rect x="8.8743%" y="101" width="0.4997%" height="15" fill="rgb(235,183,28)" fg:x="1918" fg:w="108"/><text x="9.1243%" y="111.50"></text></g><g><title>__rust_alloc (118 instructions, 0.55%)</title><rect x="8.8743%" y="117" width="0.5460%" height="15" fill="rgb(221,5,38)" fg:x="1918" fg:w="118"/><text x="9.1243%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (85 instructions, 0.39%)</title><rect x="9.4203%" y="85" width="0.3933%" height="15" fill="rgb(247,18,42)" fg:x="2036" fg:w="85"/><text x="9.6703%" y="95.50"></text></g><g><title>ic_stable_structures::write (167 instructions, 0.77%)</title><rect x="9.4203%" y="101" width="0.7727%" height="15" fill="rgb(241,131,45)" fg:x="2036" fg:w="167"/><text x="9.6703%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (217 instructions, 1.00%)</title><rect x="9.4203%" y="117" width="1.0040%" height="15" fill="rgb(249,31,29)" fg:x="2036" fg:w="217"/><text x="9.6703%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (43 instructions, 0.20%)</title><rect x="10.4243%" y="85" width="0.1990%" height="15" fill="rgb(225,111,53)" fg:x="2253" fg:w="43"/><text x="10.6743%" y="95.50"></text></g><g><title>__rdl_dealloc (86 instructions, 0.40%)</title><rect x="10.4243%" y="101" width="0.3979%" height="15" fill="rgb(238,160,17)" fg:x="2253" fg:w="86"/><text x="10.6743%" y="111.50"></text></g><g><title>__rust_dealloc (111 instructions, 0.51%)</title><rect x="10.4243%" y="117" width="0.5136%" height="15" fill="rgb(214,148,48)" fg:x="2253" fg:w="111"/><text x="10.6743%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (84 instructions, 0.39%)</title><rect x="10.9379%" y="85" width="0.3887%" height="15" fill="rgb(232,36,49)" fg:x="2364" fg:w="84"/><text x="11.1879%" y="95.50"></text></g><g><title>ic_stable_structures::write (166 instructions, 0.77%)</title><rect x="10.9379%" y="101" width="0.7681%" height="15" fill="rgb(209,103,24)" fg:x="2364" fg:w="166"/><text x="11.1879%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (51 instructions, 0.24%)</title><rect x="11.9373%" y="101" width="0.2360%" height="15" fill="rgb(229,88,8)" fg:x="2580" fg:w="51"/><text x="12.1873%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,081 instructions, 5.00%)</title><rect x="12.1732%" y="85" width="5.0016%" height="15" fill="rgb(213,181,19)" fg:x="2631" fg:w="1081"/><text x="12.4232%" y="95.50">&lt;ic_st..</text></g><g><title>ic_stable_structures::write (1,163 instructions, 5.38%)</title><rect x="12.1732%" y="101" width="5.3810%" height="15" fill="rgb(254,191,54)" fg:x="2631" fg:w="1163"/><text x="12.4232%" y="111.50">ic_stab..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (85 instructions, 0.39%)</title><rect x="17.5542%" y="101" width="0.3933%" height="15" fill="rgb(241,83,37)" fg:x="3794" fg:w="85"/><text x="17.8042%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (69 instructions, 0.32%)</title><rect x="17.9475%" y="85" width="0.3193%" height="15" fill="rgb(233,36,39)" fg:x="3879" fg:w="69"/><text x="18.1975%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (96 instructions, 0.44%)</title><rect x="18.2668%" y="69" width="0.4442%" height="15" fill="rgb(226,3,54)" fg:x="3948" fg:w="96"/><text x="18.5168%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="19.0904%" y="69" width="0.4488%" height="15" fill="rgb(245,192,40)" fg:x="4126" fg:w="97"/><text x="19.3404%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (129 instructions, 0.60%)</title><rect x="19.9186%" y="69" width="0.5969%" height="15" fill="rgb(238,167,29)" fg:x="4305" fg:w="129"/><text x="20.1686%" y="79.50"></text></g><g><title>ic_stable_structures::write (567 instructions, 2.62%)</title><rect x="18.2668%" y="85" width="2.6234%" height="15" fill="rgb(232,182,51)" fg:x="3948" fg:w="567"/><text x="18.5168%" y="95.50">ic..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (930 instructions, 4.30%)</title><rect x="17.9475%" y="101" width="4.3030%" height="15" fill="rgb(231,60,39)" fg:x="3879" fg:w="930"/><text x="18.1975%" y="111.50">ic_st..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (84 instructions, 0.39%)</title><rect x="22.2505%" y="101" width="0.3887%" height="15" fill="rgb(208,69,12)" fg:x="4809" fg:w="84"/><text x="22.5005%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="22.6392%" y="85" width="0.4118%" height="15" fill="rgb(235,93,37)" fg:x="4893" fg:w="89"/><text x="22.8892%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="23.4303%" y="85" width="0.4118%" height="15" fill="rgb(213,116,39)" fg:x="5064" fg:w="89"/><text x="23.6803%" y="95.50"></text></g><g><title>ic_stable_structures::write (341 instructions, 1.58%)</title><rect x="22.6392%" y="101" width="1.5778%" height="15" fill="rgb(222,207,29)" fg:x="4893" fg:w="341"/><text x="22.8892%" y="111.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (85 instructions, 0.39%)</title><rect x="24.2169%" y="37" width="0.3933%" height="15" fill="rgb(206,96,30)" fg:x="5234" fg:w="85"/><text x="24.4669%" y="47.50"></text></g><g><title>__rdl_alloc (108 instructions, 0.50%)</title><rect x="24.2169%" y="53" width="0.4997%" height="15" fill="rgb(218,138,4)" fg:x="5234" fg:w="108"/><text x="24.4669%" y="63.50"></text></g><g><title>__rust_alloc (118 instructions, 0.55%)</title><rect x="24.2169%" y="69" width="0.5460%" height="15" fill="rgb(250,191,14)" fg:x="5234" fg:w="118"/><text x="24.4669%" y="79.50"></text></g><g><title>alloc::raw_vec::finish_grow (168 instructions, 0.78%)</title><rect x="24.2169%" y="85" width="0.7773%" height="15" fill="rgb(239,60,40)" fg:x="5234" fg:w="168"/><text x="24.4669%" y="95.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (251 instructions, 1.16%)</title><rect x="24.2169%" y="101" width="1.1613%" height="15" fill="rgb(206,27,48)" fg:x="5234" fg:w="251"/><text x="24.4669%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,094 instructions, 5.06%)</title><rect x="25.3782%" y="85" width="5.0618%" height="15" fill="rgb(225,35,8)" fg:x="5485" fg:w="1094"/><text x="25.6282%" y="95.50">&lt;ic_st..</text></g><g><title>ic_stable_structures::write (1,176 instructions, 5.44%)</title><rect x="25.3782%" y="101" width="5.4412%" height="15" fill="rgb(250,213,24)" fg:x="5485" fg:w="1176"/><text x="25.6282%" y="111.50">ic_stab..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (85 instructions, 0.39%)</title><rect x="30.8194%" y="101" width="0.3933%" height="15" fill="rgb(247,123,22)" fg:x="6661" fg:w="85"/><text x="31.0694%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (69 instructions, 0.32%)</title><rect x="31.2127%" y="85" width="0.3193%" height="15" fill="rgb(231,138,38)" fg:x="6746" fg:w="69"/><text x="31.4627%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="31.5319%" y="69" width="0.4488%" height="15" fill="rgb(231,145,46)" fg:x="6815" fg:w="97"/><text x="31.7819%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="32.3602%" y="69" width="0.4488%" height="15" fill="rgb(251,118,11)" fg:x="6994" fg:w="97"/><text x="32.6102%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (129 instructions, 0.60%)</title><rect x="33.1884%" y="69" width="0.5969%" height="15" fill="rgb(217,147,25)" fg:x="7173" fg:w="129"/><text x="33.4384%" y="79.50"></text></g><g><title>ic_stable_structures::write (569 instructions, 2.63%)</title><rect x="31.5319%" y="85" width="2.6327%" height="15" fill="rgb(247,81,37)" fg:x="6815" fg:w="569"/><text x="31.7819%" y="95.50">ic..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (931 instructions, 4.31%)</title><rect x="31.2127%" y="101" width="4.3076%" height="15" fill="rgb(209,12,38)" fg:x="6746" fg:w="931"/><text x="31.4627%" y="111.50">ic_st..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (84 instructions, 0.39%)</title><rect x="35.5203%" y="101" width="0.3887%" height="15" fill="rgb(227,1,9)" fg:x="7677" fg:w="84"/><text x="35.7703%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="35.9089%" y="85" width="0.4118%" height="15" fill="rgb(248,47,43)" fg:x="7761" fg:w="89"/><text x="36.1589%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.41%)</title><rect x="36.7001%" y="85" width="0.4072%" height="15" fill="rgb(221,10,30)" fg:x="7932" fg:w="88"/><text x="36.9501%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,094 instructions, 5.06%)</title><rect x="37.4867%" y="85" width="5.0618%" height="15" fill="rgb(210,229,1)" fg:x="8102" fg:w="1094"/><text x="37.7367%" y="95.50">&lt;ic_st..</text></g><g><title>ic_stable_structures::write (1,517 instructions, 7.02%)</title><rect x="35.9089%" y="101" width="7.0189%" height="15" fill="rgb(222,148,37)" fg:x="7761" fg:w="1517"/><text x="36.1589%" y="111.50">ic_stable..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (85 instructions, 0.39%)</title><rect x="42.9279%" y="101" width="0.3933%" height="15" fill="rgb(234,67,33)" fg:x="9278" fg:w="85"/><text x="43.1779%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (69 instructions, 0.32%)</title><rect x="43.3211%" y="85" width="0.3193%" height="15" fill="rgb(247,98,35)" fg:x="9363" fg:w="69"/><text x="43.5711%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="43.6404%" y="69" width="0.4488%" height="15" fill="rgb(247,138,52)" fg:x="9432" fg:w="97"/><text x="43.8904%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,097 instructions, 5.08%)</title><rect x="44.4686%" y="69" width="5.0756%" height="15" fill="rgb(213,79,30)" fg:x="9611" fg:w="1097"/><text x="44.7186%" y="79.50">&lt;ic_st..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (129 instructions, 0.60%)</title><rect x="49.9190%" y="69" width="0.5969%" height="15" fill="rgb(246,177,23)" fg:x="10789" fg:w="129"/><text x="50.1690%" y="79.50"></text></g><g><title>ic_stable_structures::write (1,568 instructions, 7.25%)</title><rect x="43.6404%" y="85" width="7.2549%" height="15" fill="rgb(230,62,27)" fg:x="9432" fg:w="1568"/><text x="43.8904%" y="95.50">ic_stable_..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (1,930 instructions, 8.93%)</title><rect x="43.3211%" y="101" width="8.9298%" height="15" fill="rgb(216,154,8)" fg:x="9363" fg:w="1930"/><text x="43.5711%" y="111.50">ic_stable_str..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (84 instructions, 0.39%)</title><rect x="52.2510%" y="101" width="0.3887%" height="15" fill="rgb(244,35,45)" fg:x="11293" fg:w="84"/><text x="52.5010%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="52.6396%" y="85" width="0.4118%" height="15" fill="rgb(251,115,12)" fg:x="11377" fg:w="89"/><text x="52.8896%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="53.4262%" y="85" width="0.4118%" height="15" fill="rgb(240,54,50)" fg:x="11547" fg:w="89"/><text x="53.6762%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,093 instructions, 5.06%)</title><rect x="54.2174%" y="85" width="5.0571%" height="15" fill="rgb(233,84,52)" fg:x="11718" fg:w="1093"/><text x="54.4674%" y="95.50">&lt;ic_st..</text></g><g><title>ic_stable_structures::write (1,516 instructions, 7.01%)</title><rect x="52.6396%" y="101" width="7.0143%" height="15" fill="rgb(207,117,47)" fg:x="11377" fg:w="1516"/><text x="52.8896%" y="111.50">ic_stable..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (85 instructions, 0.39%)</title><rect x="59.6539%" y="101" width="0.3933%" height="15" fill="rgb(249,43,39)" fg:x="12893" fg:w="85"/><text x="59.9039%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (69 instructions, 0.32%)</title><rect x="60.0472%" y="85" width="0.3193%" height="15" fill="rgb(209,38,44)" fg:x="12978" fg:w="69"/><text x="60.2972%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="60.3664%" y="69" width="0.4488%" height="15" fill="rgb(236,212,23)" fg:x="13047" fg:w="97"/><text x="60.6164%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="61.1900%" y="69" width="0.4488%" height="15" fill="rgb(242,79,21)" fg:x="13225" fg:w="97"/><text x="61.4400%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (128 instructions, 0.59%)</title><rect x="62.0182%" y="69" width="0.5922%" height="15" fill="rgb(211,96,35)" fg:x="13404" fg:w="128"/><text x="62.2682%" y="79.50"></text></g><g><title>ic_stable_structures::write (567 instructions, 2.62%)</title><rect x="60.3664%" y="85" width="2.6234%" height="15" fill="rgb(253,215,40)" fg:x="13047" fg:w="567"/><text x="60.6164%" y="95.50">ic..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (930 instructions, 4.30%)</title><rect x="60.0472%" y="101" width="4.3030%" height="15" fill="rgb(211,81,21)" fg:x="12978" fg:w="930"/><text x="60.2972%" y="111.50">ic_st..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (84 instructions, 0.39%)</title><rect x="64.3502%" y="101" width="0.3887%" height="15" fill="rgb(208,190,38)" fg:x="13908" fg:w="84"/><text x="64.6002%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="64.7388%" y="85" width="0.4118%" height="15" fill="rgb(235,213,38)" fg:x="13992" fg:w="89"/><text x="64.9888%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="65.5300%" y="85" width="0.4118%" height="15" fill="rgb(237,122,38)" fg:x="14163" fg:w="89"/><text x="65.7800%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,094 instructions, 5.06%)</title><rect x="66.3212%" y="85" width="5.0618%" height="15" fill="rgb(244,218,35)" fg:x="14334" fg:w="1094"/><text x="66.5712%" y="95.50">&lt;ic_st..</text></g><g><title>ic_stable_structures::write (1,518 instructions, 7.02%)</title><rect x="64.7388%" y="101" width="7.0236%" height="15" fill="rgb(240,68,47)" fg:x="13992" fg:w="1518"/><text x="64.9888%" y="111.50">ic_stable..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (84 instructions, 0.39%)</title><rect x="71.7624%" y="101" width="0.3887%" height="15" fill="rgb(210,16,53)" fg:x="15510" fg:w="84"/><text x="72.0124%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (69 instructions, 0.32%)</title><rect x="72.1510%" y="85" width="0.3193%" height="15" fill="rgb(235,124,12)" fg:x="15594" fg:w="69"/><text x="72.4010%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="72.4703%" y="69" width="0.4488%" height="15" fill="rgb(224,169,11)" fg:x="15663" fg:w="97"/><text x="72.7203%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (97 instructions, 0.45%)</title><rect x="73.2985%" y="69" width="0.4488%" height="15" fill="rgb(250,166,2)" fg:x="15842" fg:w="97"/><text x="73.5485%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (129 instructions, 0.60%)</title><rect x="74.1267%" y="69" width="0.5969%" height="15" fill="rgb(242,216,29)" fg:x="16021" fg:w="129"/><text x="74.3767%" y="79.50"></text></g><g><title>ic_stable_structures::write (569 instructions, 2.63%)</title><rect x="72.4703%" y="85" width="2.6327%" height="15" fill="rgb(230,116,27)" fg:x="15663" fg:w="569"/><text x="72.7203%" y="95.50">ic..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (931 instructions, 4.31%)</title><rect x="72.1510%" y="101" width="4.3076%" height="15" fill="rgb(228,99,48)" fg:x="15594" fg:w="931"/><text x="72.4010%" y="111.50">ic_st..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (84 instructions, 0.39%)</title><rect x="76.4586%" y="101" width="0.3887%" height="15" fill="rgb(253,11,6)" fg:x="16525" fg:w="84"/><text x="76.7086%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="76.8473%" y="85" width="0.4118%" height="15" fill="rgb(247,143,39)" fg:x="16609" fg:w="89"/><text x="77.0973%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="77.6385%" y="85" width="0.4118%" height="15" fill="rgb(236,97,10)" fg:x="16780" fg:w="89"/><text x="77.8885%" y="95.50"></text></g><g><title>ic_stable_structures::write (341 instructions, 1.58%)</title><rect x="76.8473%" y="101" width="1.5778%" height="15" fill="rgb(233,208,19)" fg:x="16609" fg:w="341"/><text x="77.0973%" y="111.50"></text></g><g><title>__rdl_realloc (115 instructions, 0.53%)</title><rect x="78.4250%" y="53" width="0.5321%" height="15" fill="rgb(216,164,2)" fg:x="16950" fg:w="115"/><text x="78.6750%" y="63.50"></text></g><g><title>__rust_realloc (141 instructions, 0.65%)</title><rect x="78.4250%" y="69" width="0.6524%" height="15" fill="rgb(220,129,5)" fg:x="16950" fg:w="141"/><text x="78.6750%" y="79.50"></text></g><g><title>alloc::raw_vec::finish_grow (197 instructions, 0.91%)</title><rect x="78.4250%" y="85" width="0.9115%" height="15" fill="rgb(242,17,10)" fg:x="16950" fg:w="197"/><text x="78.6750%" y="95.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (291 instructions, 1.35%)</title><rect x="78.4250%" y="101" width="1.3464%" height="15" fill="rgb(242,107,0)" fg:x="16950" fg:w="291"/><text x="78.6750%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (148 instructions, 0.68%)</title><rect x="79.7714%" y="85" width="0.6848%" height="15" fill="rgb(251,28,31)" fg:x="17241" fg:w="148"/><text x="80.0214%" y="95.50"></text></g><g><title>ic_stable_structures::write (230 instructions, 1.06%)</title><rect x="79.7714%" y="101" width="1.0642%" height="15" fill="rgb(233,223,10)" fg:x="17241" fg:w="230"/><text x="80.0214%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (7 instructions, 0.03%)</title><rect x="80.8356%" y="101" width="0.0324%" height="15" fill="rgb(215,21,27)" fg:x="17471" fg:w="7"/><text x="81.0856%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (16,707 instructions, 77.30%)</title><rect x="10.9379%" y="117" width="77.3007%" height="15" fill="rgb(232,23,21)" fg:x="2364" fg:w="16707"/><text x="11.1879%" y="127.50">ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write</text></g><g><title>ic_stable_structures::btreemap::node::io::compute_num_overflow_pages_needed (38 instructions, 0.18%)</title><rect x="88.2386%" y="101" width="0.1758%" height="15" fill="rgb(244,5,23)" fg:x="19071" fg:w="38"/><text x="88.4886%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (89 instructions, 0.41%)</title><rect x="88.4144%" y="85" width="0.4118%" height="15" fill="rgb(226,81,46)" fg:x="19109" fg:w="89"/><text x="88.6644%" y="95.50"></text></g><g><title>ic_stable_structures::write (171 instructions, 0.79%)</title><rect x="88.4144%" y="101" width="0.7912%" height="15" fill="rgb(247,70,30)" fg:x="19109" fg:w="171"/><text x="88.6644%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::deallocate_unused_pages (303 instructions, 1.40%)</title><rect x="88.2386%" y="117" width="1.4019%" height="15" fill="rgb(212,68,19)" fg:x="19071" fg:w="303"/><text x="88.4886%" y="127.50"></text></g><g><title>ic_stable_structures::btreemap::node::Node&lt;K&gt;::save (18,685 instructions, 86.45%)</title><rect x="6.7644%" y="133" width="86.4526%" height="15" fill="rgb(240,187,13)" fg:x="1462" fg:w="18685"/><text x="7.0144%" y="143.50">ic_stable_structures::btreemap::node::Node&lt;K&gt;::save</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (109 instructions, 0.50%)</title><rect x="93.2170%" y="117" width="0.5043%" height="15" fill="rgb(223,113,26)" fg:x="20147" fg:w="109"/><text x="93.4670%" y="127.50"></text></g><g><title>ic_stable_structures::write (190 instructions, 0.88%)</title><rect x="93.2170%" y="133" width="0.8791%" height="15" fill="rgb(206,192,2)" fg:x="20147" fg:w="190"/><text x="93.4670%" y="143.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (43 instructions, 0.20%)</title><rect x="94.0961%" y="101" width="0.1990%" height="15" fill="rgb(241,108,4)" fg:x="20337" fg:w="43"/><text x="94.3461%" y="111.50"></text></g><g><title>__rdl_dealloc (86 instructions, 0.40%)</title><rect x="94.0961%" y="117" width="0.3979%" height="15" fill="rgb(247,173,49)" fg:x="20337" fg:w="86"/><text x="94.3461%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (70 instructions, 0.32%)</title><rect x="94.6097%" y="101" width="0.3239%" height="15" fill="rgb(224,114,35)" fg:x="20448" fg:w="70"/><text x="94.8597%" y="111.50"></text></g><g><title>__rdl_dealloc (113 instructions, 0.52%)</title><rect x="94.6097%" y="117" width="0.5228%" height="15" fill="rgb(245,159,27)" fg:x="20448" fg:w="113"/><text x="94.8597%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::unlink_chunk (21 instructions, 0.10%)</title><rect x="95.2482%" y="85" width="0.0972%" height="15" fill="rgb(245,172,44)" fg:x="20586" fg:w="21"/><text x="95.4982%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::insert_large_chunk (68 instructions, 0.31%)</title><rect x="95.3454%" y="85" width="0.3146%" height="15" fill="rgb(236,23,11)" fg:x="20607" fg:w="68"/><text x="95.5954%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (185 instructions, 0.86%)</title><rect x="95.2482%" y="101" width="0.8560%" height="15" fill="rgb(205,117,38)" fg:x="20586" fg:w="185"/><text x="95.4982%" y="111.50"></text></g><g><title>__rdl_dealloc (228 instructions, 1.05%)</title><rect x="95.2482%" y="117" width="1.0549%" height="15" fill="rgb(237,72,25)" fg:x="20586" fg:w="228"/><text x="95.4982%" y="127.50"></text></g><g><title>__rust_dealloc (502 instructions, 2.32%)</title><rect x="94.0961%" y="133" width="2.3227%" height="15" fill="rgb(244,70,9)" fg:x="20337" fg:w="502"/><text x="94.3461%" y="143.50">_..</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert_nonfull (19,983 instructions, 92.46%)</title><rect x="5.5753%" y="149" width="92.4582%" height="15" fill="rgb(217,125,39)" fg:x="1205" fg:w="19983"/><text x="5.8253%" y="159.50">ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert_nonfull</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert (21,357 instructions, 98.82%)</title><rect x="0.0000%" y="165" width="98.8155%" height="15" fill="rgb(235,36,10)" fg:x="0" fg:w="21357"/><text x="0.2500%" y="175.50">ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert</text></g><g><title>all (21,613 instructions, 100%)</title><rect x="0.0000%" y="197" width="100.0000%" height="15" fill="rgb(251,123,47)" fg:x="0" fg:w="21613"/><text x="0.2500%" y="207.50"></text></g><g><title>test_flamegraph (21,613 instructions, 100.00%)</title><rect x="0.0000%" y="181" width="100.0000%" height="15" fill="rgb(221,13,13)" fg:x="0" fg:w="21613"/><text x="0.2500%" y="191.50">test_flamegraph</text></g></svg></svg>
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as ic_stable_structures::Memory&gt;::write (96 instructions, 0.63%)</title><rect x="25.4781%" y="69" width="0.6288%" height="15" fill="rgb(245,192,40)" fg:x="3890" fg:w="96"/><text x="25.7281%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (96 instructions, 0.63%)</title><rect x="26.6047%" y="69" width="0.6288%" height="15" fill="rgb(238,167,29)" fg:x="4062" fg:w="96"/><text x="26.8547%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (128 instructions, 0.84%)</title><rect x="27.7312%" y="69" width="0.8384%" height="15" fill="rgb(232,182,51)" fg:x="4234" fg:w="128"/><text x="27.9812%" y="79.50"></text></g><g><title>ic_stable_structures::safe_write (548 instructions, 3.59%)</title><rect x="25.4781%" y="85" width="3.5892%" height="15" fill="rgb(231,60,39)" fg:x="3890" fg:w="548"/><text x="25.7281%" y="95.50">ic_s..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (923 instructions, 6.05%)</title><rect x="25.0327%" y="101" width="6.0453%" height="15" fill="rgb(208,69,12)" fg:x="3822" fg:w="923"/><text x="25.2827%" y="111.50">ic_stabl..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (83 instructions, 0.54%)</title><rect x="31.0781%" y="101" width="0.5436%" height="15" fill="rgb(235,93,37)" fg:x="4745" fg:w="83"/><text x="31.3281%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="31.6217%" y="85" width="0.5764%" height="15" fill="rgb(213,116,39)" fg:x="4828" fg:w="88"/><text x="31.8717%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="32.7024%" y="85" width="0.5764%" height="15" fill="rgb(222,207,29)" fg:x="4993" fg:w="88"/><text x="32.9524%" y="95.50"></text></g><g><title>ic_stable_structures::safe_write (329 instructions, 2.15%)</title><rect x="31.6217%" y="101" width="2.1548%" height="15" fill="rgb(206,96,30)" fg:x="4828" fg:w="329"/><text x="31.8717%" y="111.50">i..</text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (85 instructions, 0.56%)</title><rect x="33.7765%" y="37" width="0.5567%" height="15" fill="rgb(218,138,4)" fg:x="5157" fg:w="85"/><text x="34.0265%" y="47.50"></text></g><g><title>__rdl_alloc (106 instructions, 0.69%)</title><rect x="33.7765%" y="53" width="0.6943%" height="15" fill="rgb(250,191,14)" fg:x="5157" fg:w="106"/><text x="34.0265%" y="63.50"></text></g><g><title>__rust_alloc (114 instructions, 0.75%)</title><rect x="33.7765%" y="69" width="0.7467%" height="15" fill="rgb(239,60,40)" fg:x="5157" fg:w="114"/><text x="34.0265%" y="79.50"></text></g><g><title>alloc::raw_vec::finish_grow (162 instructions, 1.06%)</title><rect x="33.7765%" y="85" width="1.0610%" height="15" fill="rgb(206,27,48)" fg:x="5157" fg:w="162"/><text x="34.0265%" y="95.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (243 instructions, 1.59%)</title><rect x="33.7765%" y="101" width="1.5916%" height="15" fill="rgb(225,35,8)" fg:x="5157" fg:w="243"/><text x="34.0265%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,093 instructions, 7.16%)</title><rect x="35.3681%" y="85" width="7.1588%" height="15" fill="rgb(250,213,24)" fg:x="5400" fg:w="1093"/><text x="35.6181%" y="95.50">&lt;ic_stable..</text></g><g><title>ic_stable_structures::safe_write (1,169 instructions, 7.66%)</title><rect x="35.3681%" y="101" width="7.6565%" height="15" fill="rgb(247,123,22)" fg:x="5400" fg:w="1169"/><text x="35.6181%" y="111.50">ic_stable_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (84 instructions, 0.55%)</title><rect x="43.0246%" y="101" width="0.5502%" height="15" fill="rgb(231,138,38)" fg:x="6569" fg:w="84"/><text x="43.2746%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (68 instructions, 0.45%)</title><rect x="43.5748%" y="85" width="0.4454%" height="15" fill="rgb(231,145,46)" fg:x="6653" fg:w="68"/><text x="43.8248%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (96 instructions, 0.63%)</title><rect x="44.0202%" y="69" width="0.6288%" height="15" fill="rgb(251,118,11)" fg:x="6721" fg:w="96"/><text x="44.2702%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (96 instructions, 0.63%)</title><rect x="45.1467%" y="69" width="0.6288%" height="15" fill="rgb(217,147,25)" fg:x="6893" fg:w="96"/><text x="45.3967%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (128 instructions, 0.84%)</title><rect x="46.2733%" y="69" width="0.8384%" height="15" fill="rgb(247,81,37)" fg:x="7065" fg:w="128"/><text x="46.5233%" y="79.50"></text></g><g><title>ic_stable_structures::safe_write (548 instructions, 3.59%)</title><rect x="44.0202%" y="85" width="3.5892%" height="15" fill="rgb(209,12,38)" fg:x="6721" fg:w="548"/><text x="44.2702%" y="95.50">ic_s..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (923 instructions, 6.05%)</title><rect x="43.5748%" y="101" width="6.0453%" height="15" fill="rgb(227,1,9)" fg:x="6653" fg:w="923"/><text x="43.8248%" y="111.50">ic_stabl..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (83 instructions, 0.54%)</title><rect x="49.6201%" y="101" width="0.5436%" height="15" fill="rgb(248,47,43)" fg:x="7576" fg:w="83"/><text x="49.8701%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="50.1637%" y="85" width="0.5764%" height="15" fill="rgb(221,10,30)" fg:x="7659" fg:w="88"/><text x="50.4137%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="51.2444%" y="85" width="0.5764%" height="15" fill="rgb(210,229,1)" fg:x="7824" fg:w="88"/><text x="51.4944%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,093 instructions, 7.16%)</title><rect x="52.3186%" y="85" width="7.1588%" height="15" fill="rgb(222,148,37)" fg:x="7988" fg:w="1093"/><text x="52.5686%" y="95.50">&lt;ic_stable..</text></g><g><title>ic_stable_structures::safe_write (1,498 instructions, 9.81%)</title><rect x="50.1637%" y="101" width="9.8114%" height="15" fill="rgb(234,67,33)" fg:x="7659" fg:w="1498"/><text x="50.4137%" y="111.50">ic_stable_stru..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (84 instructions, 0.55%)</title><rect x="59.9751%" y="101" width="0.5502%" height="15" fill="rgb(247,98,35)" fg:x="9157" fg:w="84"/><text x="60.2251%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (68 instructions, 0.45%)</title><rect x="60.5253%" y="85" width="0.4454%" height="15" fill="rgb(247,138,52)" fg:x="9241" fg:w="68"/><text x="60.7753%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (96 instructions, 0.63%)</title><rect x="60.9707%" y="69" width="0.6288%" height="15" fill="rgb(213,79,30)" fg:x="9309" fg:w="96"/><text x="61.2207%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,096 instructions, 7.18%)</title><rect x="62.0972%" y="69" width="7.1784%" height="15" fill="rgb(246,177,23)" fg:x="9481" fg:w="1096"/><text x="62.3472%" y="79.50">&lt;ic_stable..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (128 instructions, 0.84%)</title><rect x="69.7734%" y="69" width="0.8384%" height="15" fill="rgb(230,62,27)" fg:x="10653" fg:w="128"/><text x="70.0234%" y="79.50"></text></g><g><title>ic_stable_structures::safe_write (1,548 instructions, 10.14%)</title><rect x="60.9707%" y="85" width="10.1389%" height="15" fill="rgb(216,154,8)" fg:x="9309" fg:w="1548"/><text x="61.2207%" y="95.50">ic_stable_struc..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (1,924 instructions, 12.60%)</title><rect x="60.5253%" y="101" width="12.6015%" height="15" fill="rgb(244,35,45)" fg:x="9241" fg:w="1924"/><text x="60.7753%" y="111.50">ic_stable_structure..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (83 instructions, 0.54%)</title><rect x="73.1268%" y="101" width="0.5436%" height="15" fill="rgb(251,115,12)" fg:x="11165" fg:w="83"/><text x="73.3768%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="73.6704%" y="85" width="0.5764%" height="15" fill="rgb(240,54,50)" fg:x="11248" fg:w="88"/><text x="73.9204%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="74.7446%" y="85" width="0.5764%" height="15" fill="rgb(233,84,52)" fg:x="11412" fg:w="88"/><text x="74.9946%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.83%)</title><rect x="75.8187%" y="85" width="0.8253%" height="15" fill="rgb(207,117,47)" fg:x="11576" fg:w="126"/><text x="76.0687%" y="95.50"></text></g><g><title>ic_stable_structures::safe_write (530 instructions, 3.47%)</title><rect x="73.6704%" y="101" width="3.4713%" height="15" fill="rgb(249,43,39)" fg:x="11248" fg:w="530"/><text x="73.9204%" y="111.50">ic_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (6 instructions, 0.04%)</title><rect x="77.1417%" y="101" width="0.0393%" height="15" fill="rgb(209,38,44)" fg:x="11778" fg:w="6"/><text x="77.3917%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (10,472 instructions, 68.59%)</title><rect x="15.2148%" y="117" width="68.5879%" height="15" fill="rgb(236,212,23)" fg:x="2323" fg:w="10472"/><text x="15.4648%" y="127.50">ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write</text></g><g><title>ic_stable_structures::btreemap::node::io::compute_num_overflow_pages_needed (37 instructions, 0.24%)</title><rect x="83.8027%" y="101" width="0.2423%" height="15" fill="rgb(242,79,21)" fg:x="12795" fg:w="37"/><text x="84.0527%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="84.0451%" y="85" width="0.5764%" height="15" fill="rgb(211,96,35)" fg:x="12832" fg:w="88"/><text x="84.2951%" y="95.50"></text></g><g><title>ic_stable_structures::safe_write (164 instructions, 1.07%)</title><rect x="84.0451%" y="101" width="1.0741%" height="15" fill="rgb(253,215,40)" fg:x="12832" fg:w="164"/><text x="84.2951%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::deallocate_unused_pages (293 instructions, 1.92%)</title><rect x="83.8027%" y="117" width="1.9190%" height="15" fill="rgb(211,81,21)" fg:x="12795" fg:w="293"/><text x="84.0527%" y="127.50">i..</text></g><g><title>ic_stable_structures::btreemap::node::Node&lt;K&gt;::save (12,400 instructions, 81.22%)</title><rect x="9.5363%" y="133" width="81.2156%" height="15" fill="rgb(208,190,38)" fg:x="1456" fg:w="12400"/><text x="9.7863%" y="143.50">ic_stable_structures::btreemap::node::Node&lt;K&gt;::save</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (108 instructions, 0.71%)</title><rect x="90.7519%" y="101" width="0.7074%" height="15" fill="rgb(235,213,38)" fg:x="13856" fg:w="108"/><text x="91.0019%" y="111.50"></text></g><g><title>ic_stable_structures::safe_write (184 instructions, 1.21%)</title><rect x="90.7519%" y="117" width="1.2051%" height="15" fill="rgb(237,122,38)" fg:x="13856" fg:w="184"/><text x="91.0019%" y="127.50"></text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::write_header (201 instructions, 1.32%)</title><rect x="90.7519%" y="133" width="1.3165%" height="15" fill="rgb(244,218,35)" fg:x="13856" fg:w="201"/><text x="91.0019%" y="143.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (42 instructions, 0.28%)</title><rect x="92.0684%" y="101" width="0.2751%" height="15" fill="rgb(240,68,47)" fg:x="14057" fg:w="42"/><text x="92.3184%" y="111.50"></text></g><g><title>__rdl_dealloc (83 instructions, 0.54%)</title><rect x="92.0684%" y="117" width="0.5436%" height="15" fill="rgb(210,16,53)" fg:x="14057" fg:w="83"/><text x="92.3184%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (69 instructions, 0.45%)</title><rect x="92.7692%" y="101" width="0.4519%" height="15" fill="rgb(235,124,12)" fg:x="14164" fg:w="69"/><text x="93.0192%" y="111.50"></text></g><g><title>__rdl_dealloc (110 instructions, 0.72%)</title><rect x="92.7692%" y="117" width="0.7205%" height="15" fill="rgb(224,169,11)" fg:x="14164" fg:w="110"/><text x="93.0192%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::unlink_chunk (20 instructions, 0.13%)</title><rect x="93.6403%" y="85" width="0.1310%" height="15" fill="rgb(250,166,2)" fg:x="14297" fg:w="20"/><text x="93.8903%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (100 instructions, 0.65%)</title><rect x="93.6403%" y="101" width="0.6550%" height="15" fill="rgb(242,216,29)" fg:x="14297" fg:w="100"/><text x="93.8903%" y="111.50"></text></g><g><title>__rdl_dealloc (141 instructions, 0.92%)</title><rect x="93.6403%" y="117" width="0.9235%" height="15" fill="rgb(230,116,27)" fg:x="14297" fg:w="141"/><text x="93.8903%" y="127.50"></text></g><g><title>__rust_dealloc (404 instructions, 2.65%)</title><rect x="92.0684%" y="133" width="2.6461%" height="15" fill="rgb(228,99,48)" fg:x="14057" fg:w="404"/><text x="92.3184%" y="143.50">__..</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert_nonfull (13,618 instructions, 89.19%)</title><rect x="7.9054%" y="149" width="89.1931%" height="15" fill="rgb(253,11,6)" fg:x="1207" fg:w="13618"/><text x="8.1554%" y="159.50">ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert_nonfull</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert (15,012 instructions, 98.32%)</title><rect x="0.0000%" y="165" width="98.3233%" height="15" fill="rgb(247,143,39)" fg:x="0" fg:w="15012"/><text x="0.2500%" y="175.50">ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert</text></g><g><title>all (15,268 instructions, 100%)</title><rect x="0.0000%" y="197" width="100.0000%" height="15" fill="rgb(236,97,10)" fg:x="0" fg:w="15268"/><text x="0.2500%" y="207.50"></text></g><g><title>test_flamegraph (15,268 instructions, 100.00%)</title><rect x="0.0000%" y="181" width="100.0000%" height="15" fill="rgb(233,208,19)" fg:x="0" fg:w="15268"/><text x="0.2500%" y="191.50">test_flamegraph</text></g></svg></svg>
\ No newline at end of file

From 97766393f8a4e73188f7dbad472b4006f4b328dc Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 18:45:18 +0200
Subject: [PATCH 06/13] batch overflow page allocation

---
 benchmarks/btreemap/canbench_results.yml | 210 +++++++++++------------
 benchmarks/btreeset/canbench_results.yml |  40 ++---
 benchmarks/compare/canbench_results.yml  |  29 ++--
 src/btreemap/node/io.rs                  |  36 ++--
 4 files changed, 160 insertions(+), 155 deletions(-)

diff --git a/benchmarks/btreemap/canbench_results.yml b/benchmarks/btreemap/canbench_results.yml
index 2975a813..e414b0e0 100644
--- a/benchmarks/btreemap/canbench_results.yml
+++ b/benchmarks/btreemap/canbench_results.yml
@@ -562,14 +562,14 @@ benches:
   btreemap_v2_insert_10mib_values:
     total:
       calls: 1
-      instructions: 4407576142
+      instructions: 4401582060
       heap_increase: 161
       stable_memory_increase: 3613
     scopes: {}
   btreemap_v2_insert_blob8_u64:
     total:
       calls: 1
-      instructions: 444976597
+      instructions: 445161273
       heap_increase: 0
       stable_memory_increase: 4
     scopes: {}
@@ -590,7 +590,7 @@ benches:
   btreemap_v2_insert_blob_16_128:
     total:
       calls: 1
-      instructions: 495692305
+      instructions: 495692436
       heap_increase: 0
       stable_memory_increase: 24
     scopes: {}
@@ -618,14 +618,14 @@ benches:
   btreemap_v2_insert_blob_32_16:
     total:
       calls: 1
-      instructions: 526875614
+      instructions: 526876122
       heap_increase: 0
       stable_memory_increase: 11
     scopes: {}
   btreemap_v2_insert_blob_32_256:
     total:
       calls: 1
-      instructions: 580539739
+      instructions: 580540001
       heap_increase: 0
       stable_memory_increase: 49
     scopes: {}
@@ -639,14 +639,14 @@ benches:
   btreemap_v2_insert_blob_32_4:
     total:
       calls: 1
-      instructions: 517264553
+      instructions: 517270357
       heap_increase: 0
       stable_memory_increase: 8
     scopes: {}
   btreemap_v2_insert_blob_32_512:
     total:
       calls: 1
-      instructions: 619389423
+      instructions: 619389685
       heap_increase: 0
       stable_memory_increase: 91
     scopes: {}
@@ -667,7 +667,7 @@ benches:
   btreemap_v2_insert_blob_4_128:
     total:
       calls: 1
-      instructions: 416771925
+      instructions: 416771977
       heap_increase: 0
       stable_memory_increase: 13
     scopes: {}
@@ -688,21 +688,21 @@ benches:
   btreemap_v2_insert_blob_8_128:
     total:
       calls: 1
-      instructions: 468148486
+      instructions: 468148617
       heap_increase: 0
       stable_memory_increase: 20
     scopes: {}
   btreemap_v2_insert_u64_blob8:
     total:
       calls: 1
-      instructions: 414536867
+      instructions: 414576050
       heap_increase: 0
       stable_memory_increase: 5
     scopes: {}
   btreemap_v2_insert_u64_u64:
     total:
       calls: 1
-      instructions: 422108222
+      instructions: 422325402
       heap_increase: 0
       stable_memory_increase: 6
     scopes: {}
@@ -723,42 +723,42 @@ benches:
   btreemap_v2_insert_vec_1024_128:
     total:
       calls: 1
-      instructions: 2722444295
+      instructions: 2754706083
       heap_increase: 0
       stable_memory_increase: 193
     scopes: {}
   btreemap_v2_insert_vec_128_128:
     total:
       calls: 1
-      instructions: 1003291070
+      instructions: 1020174794
       heap_increase: 0
       stable_memory_increase: 51
     scopes: {}
   btreemap_v2_insert_vec_16_128:
     total:
       calls: 1
-      instructions: 712215287
+      instructions: 715699322
       heap_increase: 0
       stable_memory_increase: 31
     scopes: {}
   btreemap_v2_insert_vec_256_128:
     total:
       calls: 1
-      instructions: 1385528597
+      instructions: 1411258343
       heap_increase: 0
       stable_memory_increase: 71
     scopes: {}
   btreemap_v2_insert_vec_32_1024:
     total:
       calls: 1
-      instructions: 1170933402
+      instructions: 1186497872
       heap_increase: 0
       stable_memory_increase: 171
     scopes: {}
   btreemap_v2_insert_vec_32_128:
     total:
       calls: 1
-      instructions: 757724908
+      instructions: 762898063
       heap_increase: 0
       stable_memory_increase: 33
     scopes: {}
@@ -772,7 +772,7 @@ benches:
   btreemap_v2_insert_vec_32_256:
     total:
       calls: 1
-      instructions: 866075708
+      instructions: 876552880
       heap_increase: 0
       stable_memory_increase: 54
     scopes: {}
@@ -793,14 +793,14 @@ benches:
   btreemap_v2_insert_vec_32_512:
     total:
       calls: 1
-      instructions: 968988874
+      instructions: 982340561
       heap_increase: 0
       stable_memory_increase: 91
     scopes: {}
   btreemap_v2_insert_vec_32_64:
     total:
       calls: 1
-      instructions: 699299052
+      instructions: 700026996
       heap_increase: 0
       stable_memory_increase: 24
     scopes: {}
@@ -814,28 +814,28 @@ benches:
   btreemap_v2_insert_vec_4_128:
     total:
       calls: 1
-      instructions: 608411690
+      instructions: 610488520
       heap_increase: 0
       stable_memory_increase: 16
     scopes: {}
   btreemap_v2_insert_vec_512_128:
     total:
       calls: 1
-      instructions: 1838704133
+      instructions: 1868789672
       heap_increase: 0
       stable_memory_increase: 112
     scopes: {}
   btreemap_v2_insert_vec_64_128:
     total:
       calls: 1
-      instructions: 845407676
+      instructions: 854143426
       heap_increase: 0
       stable_memory_increase: 41
     scopes: {}
   btreemap_v2_insert_vec_8_128:
     total:
       calls: 1
-      instructions: 669505501
+      instructions: 672640867
       heap_increase: 0
       stable_memory_increase: 23
     scopes: {}
@@ -912,7 +912,7 @@ benches:
   btreemap_v2_mem_manager_insert_blob512_u64:
     total:
       calls: 1
-      instructions: 3144790989
+      instructions: 3144794936
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -926,63 +926,63 @@ benches:
   btreemap_v2_mem_manager_insert_u64_u64:
     total:
       calls: 1
-      instructions: 541888340
+      instructions: 542105152
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_u64_vec512:
     total:
       calls: 1
-      instructions: 842483543
+      instructions: 856017898
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_vec512_u64:
     total:
       calls: 1
-      instructions: 1957612175
+      instructions: 1987608020
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_blob512_u64:
     total:
       calls: 1
-      instructions: 4345562060
+      instructions: 4345569465
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_blob512:
     total:
       calls: 1
-      instructions: 918002787
+      instructions: 918003126
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_u64:
     total:
       calls: 1
-      instructions: 774294491
+      instructions: 775040614
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_vec512:
     total:
       calls: 1
-      instructions: 1233773032
+      instructions: 1257053201
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_vec512_u64:
     total:
       calls: 1
-      instructions: 3069909301
+      instructions: 3123352816
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob8_u64:
     total:
       calls: 1
-      instructions: 617493972
+      instructions: 618043803
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1003,7 +1003,7 @@ benches:
   btreemap_v2_pop_first_blob_16_128:
     total:
       calls: 1
-      instructions: 759917122
+      instructions: 759917465
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1031,14 +1031,14 @@ benches:
   btreemap_v2_pop_first_blob_32_16:
     total:
       calls: 1
-      instructions: 816200919
+      instructions: 816201311
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob_32_256:
     total:
       calls: 1
-      instructions: 909758899
+      instructions: 909759161
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1052,14 +1052,14 @@ benches:
   btreemap_v2_pop_first_blob_32_4:
     total:
       calls: 1
-      instructions: 799100493
+      instructions: 799112835
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob_32_512:
     total:
       calls: 1
-      instructions: 974145432
+      instructions: 974145563
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1073,7 +1073,7 @@ benches:
   btreemap_v2_pop_first_blob_32_8:
     total:
       calls: 1
-      instructions: 817715490
+      instructions: 817717540
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1087,7 +1087,7 @@ benches:
   btreemap_v2_pop_first_blob_512_128:
     total:
       calls: 1
-      instructions: 4633015923
+      instructions: 4633016210
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1101,21 +1101,21 @@ benches:
   btreemap_v2_pop_first_blob_8_128:
     total:
       calls: 1
-      instructions: 621633385
+      instructions: 621633909
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_u64_blob8:
     total:
       calls: 1
-      instructions: 692232421
+      instructions: 692336498
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_u64_u64:
     total:
       calls: 1
-      instructions: 703647588
+      instructions: 704328798
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1136,42 +1136,42 @@ benches:
   btreemap_v2_pop_first_vec_1024_128:
     total:
       calls: 1
-      instructions: 4015389057
+      instructions: 4062739297
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_128_128:
     total:
       calls: 1
-      instructions: 1501359035
+      instructions: 1524238547
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_16_128:
     total:
       calls: 1
-      instructions: 1041085509
+      instructions: 1044925333
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_256_128:
     total:
       calls: 1
-      instructions: 2000679742
+      instructions: 2037699893
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_1024:
     total:
       calls: 1
-      instructions: 1683085880
+      instructions: 1704755770
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_128:
     total:
       calls: 1
-      instructions: 1103081566
+      instructions: 1109121943
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1185,7 +1185,7 @@ benches:
   btreemap_v2_pop_first_vec_32_256:
     total:
       calls: 1
-      instructions: 1221692746
+      instructions: 1235498463
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1206,14 +1206,14 @@ benches:
   btreemap_v2_pop_first_vec_32_512:
     total:
       calls: 1
-      instructions: 1370880229
+      instructions: 1389475388
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_64:
     total:
       calls: 1
-      instructions: 989892930
+      instructions: 990873786
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1227,35 +1227,35 @@ benches:
   btreemap_v2_pop_first_vec_4_128:
     total:
       calls: 1
-      instructions: 548495877
+      instructions: 550040667
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_512_128:
     total:
       calls: 1
-      instructions: 2688546497
+      instructions: 2732209325
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_64_128:
     total:
       calls: 1
-      instructions: 1241334056
+      instructions: 1252254548
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_8_128:
     total:
       calls: 1
-      instructions: 862576004
+      instructions: 865460058
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_blob8_u64:
     total:
       calls: 1
-      instructions: 595792947
+      instructions: 596365400
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1276,7 +1276,7 @@ benches:
   btreemap_v2_pop_last_blob_16_128:
     total:
       calls: 1
-      instructions: 733631601
+      instructions: 733631732
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1290,7 +1290,7 @@ benches:
   btreemap_v2_pop_last_blob_32_1024:
     total:
       calls: 1
-      instructions: 1101403626
+      instructions: 1101403757
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1304,14 +1304,14 @@ benches:
   btreemap_v2_pop_last_blob_32_16:
     total:
       calls: 1
-      instructions: 789994058
+      instructions: 789994320
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_blob_32_256:
     total:
       calls: 1
-      instructions: 878909748
+      instructions: 878910010
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1325,7 +1325,7 @@ benches:
   btreemap_v2_pop_last_blob_32_4:
     total:
       calls: 1
-      instructions: 776951398
+      instructions: 776966326
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1346,7 +1346,7 @@ benches:
   btreemap_v2_pop_last_blob_32_8:
     total:
       calls: 1
-      instructions: 790946485
+      instructions: 790948058
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1360,7 +1360,7 @@ benches:
   btreemap_v2_pop_last_blob_512_128:
     total:
       calls: 1
-      instructions: 4464466747
+      instructions: 4464467009
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1374,21 +1374,21 @@ benches:
   btreemap_v2_pop_last_blob_8_128:
     total:
       calls: 1
-      instructions: 615779041
+      instructions: 615779384
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_u64_blob8:
     total:
       calls: 1
-      instructions: 670764116
+      instructions: 670880584
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_u64_u64:
     total:
       calls: 1
-      instructions: 681614943
+      instructions: 682317723
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1409,42 +1409,42 @@ benches:
   btreemap_v2_pop_last_vec_1024_128:
     total:
       calls: 1
-      instructions: 4233014383
+      instructions: 4280440866
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_128_128:
     total:
       calls: 1
-      instructions: 1506714322
+      instructions: 1529659306
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_16_128:
     total:
       calls: 1
-      instructions: 1021853880
+      instructions: 1025713072
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_256_128:
     total:
       calls: 1
-      instructions: 2061368899
+      instructions: 2098382562
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_1024:
     total:
       calls: 1
-      instructions: 1657317644
+      instructions: 1678976826
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_128:
     total:
       calls: 1
-      instructions: 1077894924
+      instructions: 1083972349
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1458,7 +1458,7 @@ benches:
   btreemap_v2_pop_last_vec_32_256:
     total:
       calls: 1
-      instructions: 1197460053
+      instructions: 1211266412
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1479,14 +1479,14 @@ benches:
   btreemap_v2_pop_last_vec_32_512:
     total:
       calls: 1
-      instructions: 1355293691
+      instructions: 1373865804
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_64:
     total:
       calls: 1
-      instructions: 968444310
+      instructions: 969445668
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1500,28 +1500,28 @@ benches:
   btreemap_v2_pop_last_vec_4_128:
     total:
       calls: 1
-      instructions: 534106336
+      instructions: 535612201
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_512_128:
     total:
       calls: 1
-      instructions: 2787982511
+      instructions: 2831661515
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_64_128:
     total:
       calls: 1
-      instructions: 1229399189
+      instructions: 1240285105
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_8_128:
     total:
       calls: 1
-      instructions: 862263332
+      instructions: 865146354
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1591,14 +1591,14 @@ benches:
   btreemap_v2_remove_10mib_values:
     total:
       calls: 1
-      instructions: 4731554792
+      instructions: 4724562471
       heap_increase: 0
       stable_memory_increase: 657
     scopes: {}
   btreemap_v2_remove_blob8_u64:
     total:
       calls: 1
-      instructions: 596861458
+      instructions: 597444541
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1633,14 +1633,14 @@ benches:
   btreemap_v2_remove_blob_32_1024:
     total:
       calls: 1
-      instructions: 998591476
+      instructions: 998591607
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_32_128:
     total:
       calls: 1
-      instructions: 762964198
+      instructions: 762964329
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1654,7 +1654,7 @@ benches:
   btreemap_v2_remove_blob_32_256:
     total:
       calls: 1
-      instructions: 799332857
+      instructions: 799333574
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1668,14 +1668,14 @@ benches:
   btreemap_v2_remove_blob_32_4:
     total:
       calls: 1
-      instructions: 712635641
+      instructions: 712644263
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_32_512:
     total:
       calls: 1
-      instructions: 872035076
+      instructions: 872035207
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1689,14 +1689,14 @@ benches:
   btreemap_v2_remove_blob_32_8:
     total:
       calls: 1
-      instructions: 712282356
+      instructions: 712284249
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_4_128:
     total:
       calls: 1
-      instructions: 464428171
+      instructions: 464428695
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1724,14 +1724,14 @@ benches:
   btreemap_v2_remove_u64_blob8:
     total:
       calls: 1
-      instructions: 582334920
+      instructions: 582438021
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_u64_u64:
     total:
       calls: 1
-      instructions: 603228212
+      instructions: 603974661
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1752,42 +1752,42 @@ benches:
   btreemap_v2_remove_vec_1024_128:
     total:
       calls: 1
-      instructions: 4435142510
+      instructions: 4491814643
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_128_128:
     total:
       calls: 1
-      instructions: 1416548536
+      instructions: 1443314163
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_16_128:
     total:
       calls: 1
-      instructions: 926507075
+      instructions: 930680421
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_256_128:
     total:
       calls: 1
-      instructions: 2213490482
+      instructions: 2257102776
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_1024:
     total:
       calls: 1
-      instructions: 1689404783
+      instructions: 1715289382
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_128:
     total:
       calls: 1
-      instructions: 1038290162
+      instructions: 1045181302
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1801,7 +1801,7 @@ benches:
   btreemap_v2_remove_vec_32_256:
     total:
       calls: 1
-      instructions: 1243058852
+      instructions: 1259767253
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1822,14 +1822,14 @@ benches:
   btreemap_v2_remove_vec_32_512:
     total:
       calls: 1
-      instructions: 1399310197
+      instructions: 1421685495
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_64:
     total:
       calls: 1
-      instructions: 981708297
+      instructions: 982751169
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1843,28 +1843,28 @@ benches:
   btreemap_v2_remove_vec_4_128:
     total:
       calls: 1
-      instructions: 668454445
+      instructions: 670145884
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_512_128:
     total:
       calls: 1
-      instructions: 3044320912
+      instructions: 3096728457
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_64_128:
     total:
       calls: 1
-      instructions: 1189781136
+      instructions: 1202215750
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_8_128:
     total:
       calls: 1
-      instructions: 830830243
+      instructions: 833981402
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
diff --git a/benchmarks/btreeset/canbench_results.yml b/benchmarks/btreeset/canbench_results.yml
index d441a239..73b8e180 100644
--- a/benchmarks/btreeset/canbench_results.yml
+++ b/benchmarks/btreeset/canbench_results.yml
@@ -2,70 +2,70 @@ benches:
   btreeset_insert_blob_1024:
     total:
       calls: 1
-      instructions: 7286355398
+      instructions: 7297699002
       heap_increase: 1
       stable_memory_increase: 256
     scopes: {}
   btreeset_insert_blob_128:
     total:
       calls: 1
-      instructions: 1655180700
+      instructions: 1666523852
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_16:
     total:
       calls: 1
-      instructions: 742695180
+      instructions: 745174978
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_256:
     total:
       calls: 1
-      instructions: 2466714569
+      instructions: 2478057721
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_32:
     total:
       calls: 1
-      instructions: 838387833
+      instructions: 844244339
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_512:
     total:
       calls: 1
-      instructions: 4070845524
+      instructions: 4082188902
       heap_increase: 0
       stable_memory_increase: 128
     scopes: {}
   btreeset_insert_blob_64:
     total:
       calls: 1
-      instructions: 1000031251
+      instructions: 1008252471
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_8:
     total:
       calls: 1
-      instructions: 720867129
+      instructions: 722769076
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_u32:
     total:
       calls: 1
-      instructions: 569298378
+      instructions: 569724763
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_u64:
     total:
       calls: 1
-      instructions: 588504719
+      instructions: 589202514
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -492,70 +492,70 @@ benches:
   btreeset_remove_blob_1024:
     total:
       calls: 1
-      instructions: 7742489518
+      instructions: 7753833824
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_128:
     total:
       calls: 1
-      instructions: 1686980515
+      instructions: 1698324477
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_16:
     total:
       calls: 1
-      instructions: 735039715
+      instructions: 737522300
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_256:
     total:
       calls: 1
-      instructions: 2554260844
+      instructions: 2565604806
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_32:
     total:
       calls: 1
-      instructions: 828197546
+      instructions: 834056304
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_512:
     total:
       calls: 1
-      instructions: 4281203478
+      instructions: 4292547666
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_64:
     total:
       calls: 1
-      instructions: 1009011500
+      instructions: 1017233682
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_8:
     total:
       calls: 1
-      instructions: 713298764
+      instructions: 715203944
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_u32:
     total:
       calls: 1
-      instructions: 559999151
+      instructions: 560431527
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_u64:
     total:
       calls: 1
-      instructions: 583567832
+      instructions: 584271618
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
diff --git a/benchmarks/compare/canbench_results.yml b/benchmarks/compare/canbench_results.yml
index 8830531a..f31568c8 100644
--- a/benchmarks/compare/canbench_results.yml
+++ b/benchmarks/compare/canbench_results.yml
@@ -2,21 +2,21 @@ benches:
   read_chunks_btreemap_1:
     total:
       calls: 1
-      instructions: 148723119
-      heap_increase: 0
+      instructions: 148723613
+      heap_increase: 1601
       stable_memory_increase: 0
     scopes: {}
   read_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 499445396
+      instructions: 499348246
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   read_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 43947440627
+      instructions: 43680240885
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -62,24 +62,31 @@ benches:
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
+  test_flamegraph:
+    total:
+      calls: 1
+      instructions: 15164
+      heap_increase: 0
+      stable_memory_increase: 0
+    scopes: {}
   write_chunks_btreemap_1:
     total:
       calls: 1
-      instructions: 361764747
-      heap_increase: 34
+      instructions: 357929697
+      heap_increase: 13
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 4200294851
+      instructions: 4197380810
       heap_increase: 2
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 88699035981
+      instructions: 88596909659
       heap_increase: 0
       stable_memory_increase: 3072
     scopes: {}
@@ -107,21 +114,21 @@ benches:
   write_chunks_vec_1:
     total:
       calls: 1
-      instructions: 549903573
+      instructions: 549903532
       heap_increase: 0
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_vec_1k:
     total:
       calls: 1
-      instructions: 562257515
+      instructions: 562216515
       heap_increase: 0
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_vec_1m:
     total:
       calls: 1
-      instructions: 1896593101
+      instructions: 1855593101
       heap_increase: 0
       stable_memory_increase: 1536
     scopes: {}
diff --git a/src/btreemap/node/io.rs b/src/btreemap/node/io.rs
index de4bc429..7ae7fbdd 100644
--- a/src/btreemap/node/io.rs
+++ b/src/btreemap/node/io.rs
@@ -238,6 +238,15 @@ impl<'a, M: Memory> NodeWriter<'a, M> {
             return;
         }
 
+        // Batch overflow page allocation.
+        let needed_pages =
+            compute_num_overflow_pages_needed(end_offset, self.page_size.get() as u64) as usize;
+        self.overflows
+            .reserve(needed_pages.saturating_sub(self.overflows.len()));
+        while self.overflows.len() < needed_pages {
+            self.allocate_new_page();
+        }
+
         let iter = NodeIterator::new(
             VirtualSegment {
                 address: Address::from(offset),
@@ -246,33 +255,22 @@ impl<'a, M: Memory> NodeWriter<'a, M> {
             Bytes::from(self.page_size.get()),
         );
 
-        let mut bytes_written = 0;
+        let mut position = 0;
         for RealSegment {
             page_idx,
             offset,
             length,
         } in iter
         {
-            let offset = if page_idx == 0 {
-                // Write to the initial page.
-                (self.address + offset).get()
-            } else {
-                // Write to an overflow page, allocating it if it doesn't already exist.
-                if self.overflows.len() < page_idx {
-                    self.allocate_new_page();
-                }
-
-                (self.overflows[page_idx - 1] + offset).get()
+            let address = match page_idx {
+                0 => self.address,                 // Write to the initial page.
+                _ => self.overflows[page_idx - 1], // Write to an overflow page.
             };
-
+            let offset = (address + offset).get();
             let len = length.get() as usize;
-            write(
-                self.allocator.memory(),
-                offset,
-                &src[bytes_written..bytes_written + len],
-            );
-
-            bytes_written += len;
+            let slice = &src[position..position + len];
+            write(self.allocator.memory(), offset, slice);
+            position += len;
         }
     }
 

From 4af938f656d1eac8c8a1e751a698dc647eb2c7da Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 19:01:59 +0200
Subject: [PATCH 07/13] .

---
 benchmarks/compare/canbench_results.yml |  7 -------
 benchmarks/compare/src/main.rs          | 19 ++++++++++---------
 benchmarks/compare/test_flamegraph.svg  |  4 ++--
 3 files changed, 12 insertions(+), 18 deletions(-)

diff --git a/benchmarks/compare/canbench_results.yml b/benchmarks/compare/canbench_results.yml
index f31568c8..6cae7147 100644
--- a/benchmarks/compare/canbench_results.yml
+++ b/benchmarks/compare/canbench_results.yml
@@ -62,13 +62,6 @@ benches:
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
-  test_flamegraph:
-    total:
-      calls: 1
-      instructions: 15164
-      heap_increase: 0
-      stable_memory_increase: 0
-    scopes: {}
   write_chunks_btreemap_1:
     total:
       calls: 1
diff --git a/benchmarks/compare/src/main.rs b/benchmarks/compare/src/main.rs
index 9b256ebd..bd2fa271 100644
--- a/benchmarks/compare/src/main.rs
+++ b/benchmarks/compare/src/main.rs
@@ -152,14 +152,15 @@ bench_case_sized!(read_chunks_vec_1, read_chunks_vec, 60, 1);
 bench_case_sized!(read_chunks_vec_1k, read_chunks_vec, 61, K);
 bench_case_sized!(read_chunks_vec_1m, read_chunks_vec, 62, M);
 
-#[bench(raw)]
-fn test_flamegraph() -> BenchResult {
-    let mut map = BTreeMap::init(init_memory(10));
-    let value = vec![82; 3 * 1024];
-
-    bench_fn(|| {
-        map.insert(1_u32, value);
-    })
-}
+// #[bench(raw)]
+// fn test_flamegraph() -> BenchResult {
+//     let mut map = BTreeMap::init(init_memory(10));
+//     let value = vec![82; 3 * 1024];
+
+//     map.insert(1_u32, value);
+//     bench_fn(|| {
+//         map.get(&1_u32);
+//     })
+// }
 
 fn main() {}
diff --git a/benchmarks/compare/test_flamegraph.svg b/benchmarks/compare/test_flamegraph.svg
index 64f41abd..a4a74ac2 100644
--- a/benchmarks/compare/test_flamegraph.svg
+++ b/benchmarks/compare/test_flamegraph.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" standalone="no"?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg version="1.1" width="1200" height="246" onload="init(evt)" viewBox="0 0 1200 246" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:fg="http://github.com/jonhoo/inferno"><!--Flame graph stack visualization. See https://github.com/brendangregg/FlameGraph for latest version, and http://www.brendangregg.com/flamegraphs.html for examples.--><!--NOTES: --><defs><linearGradient id="background" y1="0" y2="1" x1="0" x2="0"><stop stop-color="#eeeeee" offset="5%"/><stop stop-color="#eeeeb0" offset="95%"/></linearGradient></defs><style type="text/css">
+<?xml version="1.0" standalone="no"?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg version="1.1" width="1200" height="214" onload="init(evt)" viewBox="0 0 1200 214" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:fg="http://github.com/jonhoo/inferno"><!--Flame graph stack visualization. See https://github.com/brendangregg/FlameGraph for latest version, and http://www.brendangregg.com/flamegraphs.html for examples.--><!--NOTES: --><defs><linearGradient id="background" y1="0" y2="1" x1="0" x2="0"><stop stop-color="#eeeeee" offset="5%"/><stop stop-color="#eeeeb0" offset="95%"/></linearGradient></defs><style type="text/css">
 text { font-family:monospace; font-size:12px }
 #title { text-anchor:middle; font-size:17px; }
 #matched { text-anchor:end; }
@@ -488,4 +488,4 @@ function search(term) {
 function format_percent(n) {
     return n.toFixed(4) + "%";
 }
-]]></script><rect x="0" y="0" width="100%" height="246" fill="url(#background)"/><text id="title" fill="rgb(0,0,0)" x="50.0000%" y="24.00">test_flamegraph</text><text id="details" fill="rgb(0,0,0)" x="10" y="229.00"> </text><text id="unzoom" class="hide" fill="rgb(0,0,0)" x="10" y="24.00">Reset Zoom</text><text id="search" fill="rgb(0,0,0)" x="1190" y="24.00">Search</text><text id="matched" fill="rgb(0,0,0)" x="1190" y="229.00"> </text><svg id="frames" x="10" width="1180" total_samples="15268"><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (68 instructions, 0.45%)</title><rect x="0.0000%" y="117" width="0.4454%" height="15" fill="rgb(227,0,7)" fg:x="0" fg:w="68"/><text x="0.2500%" y="127.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (96 instructions, 0.63%)</title><rect x="0.4454%" y="101" width="0.6288%" height="15" fill="rgb(217,0,24)" fg:x="68" fg:w="96"/><text x="0.6954%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; 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as ic_stable_structures::Memory&gt;::write (84 instructions, 0.55%)</title><rect x="15.2148%" y="85" width="0.5502%" height="15" fill="rgb(209,103,24)" fg:x="2323" fg:w="84"/><text x="15.4648%" y="95.50"></text></g><g><title>ic_stable_structures::safe_write (160 instructions, 1.05%)</title><rect x="15.2148%" y="101" width="1.0479%" height="15" fill="rgb(229,88,8)" fg:x="2323" fg:w="160"/><text x="15.4648%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (50 instructions, 0.33%)</title><rect x="16.5772%" y="101" width="0.3275%" height="15" fill="rgb(213,181,19)" fg:x="2531" fg:w="50"/><text x="16.8272%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,081 instructions, 7.08%)</title><rect x="16.9046%" y="85" width="7.0802%" height="15" fill="rgb(254,191,54)" fg:x="2581" fg:w="1081"/><text x="17.1546%" y="95.50">&lt;ic_stable..</text></g><g><title>ic_stable_structures::safe_write (1,157 instructions, 7.58%)</title><rect x="16.9046%" y="101" width="7.5779%" height="15" fill="rgb(241,83,37)" fg:x="2581" fg:w="1157"/><text x="17.1546%" y="111.50">ic_stable_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (84 instructions, 0.55%)</title><rect x="24.4826%" y="101" width="0.5502%" height="15" fill="rgb(233,36,39)" fg:x="3738" fg:w="84"/><text x="24.7326%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (68 instructions, 0.45%)</title><rect x="25.0327%" y="85" width="0.4454%" height="15" fill="rgb(226,3,54)" fg:x="3822" fg:w="68"/><text x="25.2827%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (96 instructions, 0.63%)</title><rect x="25.4781%" y="69" width="0.6288%" height="15" fill="rgb(245,192,40)" fg:x="3890" fg:w="96"/><text x="25.7281%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (96 instructions, 0.63%)</title><rect x="26.6047%" y="69" width="0.6288%" height="15" fill="rgb(238,167,29)" fg:x="4062" fg:w="96"/><text x="26.8547%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (128 instructions, 0.84%)</title><rect x="27.7312%" y="69" width="0.8384%" height="15" fill="rgb(232,182,51)" fg:x="4234" fg:w="128"/><text x="27.9812%" y="79.50"></text></g><g><title>ic_stable_structures::safe_write (548 instructions, 3.59%)</title><rect x="25.4781%" y="85" width="3.5892%" height="15" fill="rgb(231,60,39)" fg:x="3890" fg:w="548"/><text x="25.7281%" y="95.50">ic_s..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (923 instructions, 6.05%)</title><rect x="25.0327%" y="101" width="6.0453%" height="15" fill="rgb(208,69,12)" fg:x="3822" fg:w="923"/><text x="25.2827%" y="111.50">ic_stabl..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (83 instructions, 0.54%)</title><rect x="31.0781%" y="101" width="0.5436%" height="15" fill="rgb(235,93,37)" fg:x="4745" fg:w="83"/><text x="31.3281%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="31.6217%" y="85" width="0.5764%" height="15" fill="rgb(213,116,39)" fg:x="4828" fg:w="88"/><text x="31.8717%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="32.7024%" y="85" width="0.5764%" height="15" fill="rgb(222,207,29)" fg:x="4993" fg:w="88"/><text x="32.9524%" y="95.50"></text></g><g><title>ic_stable_structures::safe_write (329 instructions, 2.15%)</title><rect x="31.6217%" y="101" width="2.1548%" height="15" fill="rgb(206,96,30)" fg:x="4828" fg:w="329"/><text x="31.8717%" y="111.50">i..</text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::malloc (85 instructions, 0.56%)</title><rect x="33.7765%" y="37" width="0.5567%" height="15" fill="rgb(218,138,4)" fg:x="5157" fg:w="85"/><text x="34.0265%" y="47.50"></text></g><g><title>__rdl_alloc (106 instructions, 0.69%)</title><rect x="33.7765%" y="53" width="0.6943%" height="15" fill="rgb(250,191,14)" fg:x="5157" fg:w="106"/><text x="34.0265%" y="63.50"></text></g><g><title>__rust_alloc (114 instructions, 0.75%)</title><rect x="33.7765%" y="69" width="0.7467%" height="15" fill="rgb(239,60,40)" fg:x="5157" fg:w="114"/><text x="34.0265%" y="79.50"></text></g><g><title>alloc::raw_vec::finish_grow (162 instructions, 1.06%)</title><rect x="33.7765%" y="85" width="1.0610%" height="15" fill="rgb(206,27,48)" fg:x="5157" fg:w="162"/><text x="34.0265%" y="95.50"></text></g><g><title>alloc::raw_vec::RawVec&lt;T,A&gt;::grow_one (243 instructions, 1.59%)</title><rect x="33.7765%" y="101" width="1.5916%" height="15" fill="rgb(225,35,8)" fg:x="5157" fg:w="243"/><text x="34.0265%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,093 instructions, 7.16%)</title><rect x="35.3681%" y="85" width="7.1588%" height="15" fill="rgb(250,213,24)" fg:x="5400" fg:w="1093"/><text x="35.6181%" y="95.50">&lt;ic_stable..</text></g><g><title>ic_stable_structures::safe_write (1,169 instructions, 7.66%)</title><rect x="35.3681%" y="101" width="7.6565%" height="15" fill="rgb(247,123,22)" fg:x="5400" fg:w="1169"/><text x="35.6181%" y="111.50">ic_stable_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (84 instructions, 0.55%)</title><rect x="43.0246%" y="101" width="0.5502%" height="15" fill="rgb(231,138,38)" fg:x="6569" fg:w="84"/><text x="43.2746%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (68 instructions, 0.45%)</title><rect x="43.5748%" y="85" width="0.4454%" height="15" fill="rgb(231,145,46)" fg:x="6653" fg:w="68"/><text x="43.8248%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (96 instructions, 0.63%)</title><rect x="44.0202%" y="69" width="0.6288%" height="15" fill="rgb(251,118,11)" fg:x="6721" fg:w="96"/><text x="44.2702%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (96 instructions, 0.63%)</title><rect x="45.1467%" y="69" width="0.6288%" height="15" fill="rgb(217,147,25)" fg:x="6893" fg:w="96"/><text x="45.3967%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (128 instructions, 0.84%)</title><rect x="46.2733%" y="69" width="0.8384%" height="15" fill="rgb(247,81,37)" fg:x="7065" fg:w="128"/><text x="46.5233%" y="79.50"></text></g><g><title>ic_stable_structures::safe_write (548 instructions, 3.59%)</title><rect x="44.0202%" y="85" width="3.5892%" height="15" fill="rgb(209,12,38)" fg:x="6721" fg:w="548"/><text x="44.2702%" y="95.50">ic_s..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (923 instructions, 6.05%)</title><rect x="43.5748%" y="101" width="6.0453%" height="15" fill="rgb(227,1,9)" fg:x="6653" fg:w="923"/><text x="43.8248%" y="111.50">ic_stabl..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (83 instructions, 0.54%)</title><rect x="49.6201%" y="101" width="0.5436%" height="15" fill="rgb(248,47,43)" fg:x="7576" fg:w="83"/><text x="49.8701%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="50.1637%" y="85" width="0.5764%" height="15" fill="rgb(221,10,30)" fg:x="7659" fg:w="88"/><text x="50.4137%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="51.2444%" y="85" width="0.5764%" height="15" fill="rgb(210,229,1)" fg:x="7824" fg:w="88"/><text x="51.4944%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,093 instructions, 7.16%)</title><rect x="52.3186%" y="85" width="7.1588%" height="15" fill="rgb(222,148,37)" fg:x="7988" fg:w="1093"/><text x="52.5686%" y="95.50">&lt;ic_stable..</text></g><g><title>ic_stable_structures::safe_write (1,498 instructions, 9.81%)</title><rect x="50.1637%" y="101" width="9.8114%" height="15" fill="rgb(234,67,33)" fg:x="7659" fg:w="1498"/><text x="50.4137%" y="111.50">ic_stable_stru..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (84 instructions, 0.55%)</title><rect x="59.9751%" y="101" width="0.5502%" height="15" fill="rgb(247,98,35)" fg:x="9157" fg:w="84"/><text x="60.2251%" y="111.50"></text></g><g><title>ic_stable_structures::memory_manager::MemoryManagerInner&lt;M&gt;::read_unsafe (68 instructions, 0.45%)</title><rect x="60.5253%" y="85" width="0.4454%" height="15" fill="rgb(247,138,52)" fg:x="9241" fg:w="68"/><text x="60.7753%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (96 instructions, 0.63%)</title><rect x="60.9707%" y="69" width="0.6288%" height="15" fill="rgb(213,79,30)" fg:x="9309" fg:w="96"/><text x="61.2207%" y="79.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (1,096 instructions, 7.18%)</title><rect x="62.0972%" y="69" width="7.1784%" height="15" fill="rgb(246,177,23)" fg:x="9481" fg:w="1096"/><text x="62.3472%" y="79.50">&lt;ic_stable..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (128 instructions, 0.84%)</title><rect x="69.7734%" y="69" width="0.8384%" height="15" fill="rgb(230,62,27)" fg:x="10653" fg:w="128"/><text x="70.0234%" y="79.50"></text></g><g><title>ic_stable_structures::safe_write (1,548 instructions, 10.14%)</title><rect x="60.9707%" y="85" width="10.1389%" height="15" fill="rgb(216,154,8)" fg:x="9309" fg:w="1548"/><text x="61.2207%" y="95.50">ic_stable_struc..</text></g><g><title>ic_stable_structures::btreemap::allocator::Allocator&lt;M&gt;::allocate (1,924 instructions, 12.60%)</title><rect x="60.5253%" y="101" width="12.6015%" height="15" fill="rgb(244,35,45)" fg:x="9241" fg:w="1924"/><text x="60.7753%" y="111.50">ic_stable_structure..</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (83 instructions, 0.54%)</title><rect x="73.1268%" y="101" width="0.5436%" height="15" fill="rgb(251,115,12)" fg:x="11165" fg:w="83"/><text x="73.3768%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="73.6704%" y="85" width="0.5764%" height="15" fill="rgb(240,54,50)" fg:x="11248" fg:w="88"/><text x="73.9204%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="74.7446%" y="85" width="0.5764%" height="15" fill="rgb(233,84,52)" fg:x="11412" fg:w="88"/><text x="74.9946%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (126 instructions, 0.83%)</title><rect x="75.8187%" y="85" width="0.8253%" height="15" fill="rgb(207,117,47)" fg:x="11576" fg:w="126"/><text x="76.0687%" y="95.50"></text></g><g><title>ic_stable_structures::safe_write (530 instructions, 3.47%)</title><rect x="73.6704%" y="101" width="3.4713%" height="15" fill="rgb(249,43,39)" fg:x="11248" fg:w="530"/><text x="73.9204%" y="111.50">ic_..</text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeIterator as core::iter::traits::iterator::Iterator&gt;::next (6 instructions, 0.04%)</title><rect x="77.1417%" y="101" width="0.0393%" height="15" fill="rgb(209,38,44)" fg:x="11778" fg:w="6"/><text x="77.3917%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write (10,472 instructions, 68.59%)</title><rect x="15.2148%" y="117" width="68.5879%" height="15" fill="rgb(236,212,23)" fg:x="2323" fg:w="10472"/><text x="15.4648%" y="127.50">ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::write</text></g><g><title>ic_stable_structures::btreemap::node::io::compute_num_overflow_pages_needed (37 instructions, 0.24%)</title><rect x="83.8027%" y="101" width="0.2423%" height="15" fill="rgb(242,79,21)" fg:x="12795" fg:w="37"/><text x="84.0527%" y="111.50"></text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (88 instructions, 0.58%)</title><rect x="84.0451%" y="85" width="0.5764%" height="15" fill="rgb(211,96,35)" fg:x="12832" fg:w="88"/><text x="84.2951%" y="95.50"></text></g><g><title>ic_stable_structures::safe_write (164 instructions, 1.07%)</title><rect x="84.0451%" y="101" width="1.0741%" height="15" fill="rgb(253,215,40)" fg:x="12832" fg:w="164"/><text x="84.2951%" y="111.50"></text></g><g><title>ic_stable_structures::btreemap::node::io::NodeWriter&lt;M&gt;::deallocate_unused_pages (293 instructions, 1.92%)</title><rect x="83.8027%" y="117" width="1.9190%" height="15" fill="rgb(211,81,21)" fg:x="12795" fg:w="293"/><text x="84.0527%" y="127.50">i..</text></g><g><title>ic_stable_structures::btreemap::node::Node&lt;K&gt;::save (12,400 instructions, 81.22%)</title><rect x="9.5363%" y="133" width="81.2156%" height="15" fill="rgb(208,190,38)" fg:x="1456" fg:w="12400"/><text x="9.7863%" y="143.50">ic_stable_structures::btreemap::node::Node&lt;K&gt;::save</text></g><g><title>&lt;ic_stable_structures::memory_manager::VirtualMemory&lt;M&gt; as ic_stable_structures::Memory&gt;::write (108 instructions, 0.71%)</title><rect x="90.7519%" y="101" width="0.7074%" height="15" fill="rgb(235,213,38)" fg:x="13856" fg:w="108"/><text x="91.0019%" y="111.50"></text></g><g><title>ic_stable_structures::safe_write (184 instructions, 1.21%)</title><rect x="90.7519%" y="117" width="1.2051%" height="15" fill="rgb(237,122,38)" fg:x="13856" fg:w="184"/><text x="91.0019%" y="127.50"></text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::write_header (201 instructions, 1.32%)</title><rect x="90.7519%" y="133" width="1.3165%" height="15" fill="rgb(244,218,35)" fg:x="13856" fg:w="201"/><text x="91.0019%" y="143.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (42 instructions, 0.28%)</title><rect x="92.0684%" y="101" width="0.2751%" height="15" fill="rgb(240,68,47)" fg:x="14057" fg:w="42"/><text x="92.3184%" y="111.50"></text></g><g><title>__rdl_dealloc (83 instructions, 0.54%)</title><rect x="92.0684%" y="117" width="0.5436%" height="15" fill="rgb(210,16,53)" fg:x="14057" fg:w="83"/><text x="92.3184%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (69 instructions, 0.45%)</title><rect x="92.7692%" y="101" width="0.4519%" height="15" fill="rgb(235,124,12)" fg:x="14164" fg:w="69"/><text x="93.0192%" y="111.50"></text></g><g><title>__rdl_dealloc (110 instructions, 0.72%)</title><rect x="92.7692%" y="117" width="0.7205%" height="15" fill="rgb(224,169,11)" fg:x="14164" fg:w="110"/><text x="93.0192%" y="127.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::unlink_chunk (20 instructions, 0.13%)</title><rect x="93.6403%" y="85" width="0.1310%" height="15" fill="rgb(250,166,2)" fg:x="14297" fg:w="20"/><text x="93.8903%" y="95.50"></text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (100 instructions, 0.65%)</title><rect x="93.6403%" y="101" width="0.6550%" height="15" fill="rgb(242,216,29)" fg:x="14297" fg:w="100"/><text x="93.8903%" y="111.50"></text></g><g><title>__rdl_dealloc (141 instructions, 0.92%)</title><rect x="93.6403%" y="117" width="0.9235%" height="15" fill="rgb(230,116,27)" fg:x="14297" fg:w="141"/><text x="93.8903%" y="127.50"></text></g><g><title>__rust_dealloc (404 instructions, 2.65%)</title><rect x="92.0684%" y="133" width="2.6461%" height="15" fill="rgb(228,99,48)" fg:x="14057" fg:w="404"/><text x="92.3184%" y="143.50">__..</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert_nonfull (13,618 instructions, 89.19%)</title><rect x="7.9054%" y="149" width="89.1931%" height="15" fill="rgb(253,11,6)" fg:x="1207" fg:w="13618"/><text x="8.1554%" y="159.50">ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert_nonfull</text></g><g><title>ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert (15,012 instructions, 98.32%)</title><rect x="0.0000%" y="165" width="98.3233%" height="15" fill="rgb(247,143,39)" fg:x="0" fg:w="15012"/><text x="0.2500%" y="175.50">ic_stable_structures::btreemap::BTreeMap&lt;K,V,M&gt;::insert</text></g><g><title>all (15,268 instructions, 100%)</title><rect x="0.0000%" y="197" width="100.0000%" height="15" fill="rgb(236,97,10)" fg:x="0" fg:w="15268"/><text x="0.2500%" y="207.50"></text></g><g><title>test_flamegraph (15,268 instructions, 100.00%)</title><rect x="0.0000%" y="181" width="100.0000%" height="15" fill="rgb(233,208,19)" fg:x="0" fg:w="15268"/><text x="0.2500%" y="191.50">test_flamegraph</text></g></svg></svg>
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\ No newline at end of file

From 98a8ef7fe71e6df5defa51cc9fd7130d175b6d36 Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 19:28:14 +0200
Subject: [PATCH 08/13] .

---
 benchmarks/btreemap/canbench_results.yml | 312 +++++++++++------------
 benchmarks/btreeset/canbench_results.yml | 168 ++++++------
 benchmarks/compare/canbench_results.yml  |  16 +-
 src/btreemap/node/io.rs                  |  48 ++--
 4 files changed, 271 insertions(+), 273 deletions(-)

diff --git a/benchmarks/btreemap/canbench_results.yml b/benchmarks/btreemap/canbench_results.yml
index e414b0e0..4ac0bad2 100644
--- a/benchmarks/btreemap/canbench_results.yml
+++ b/benchmarks/btreemap/canbench_results.yml
@@ -2,14 +2,14 @@ benches:
   btreemap_v2_contains_10mib_values:
     total:
       calls: 1
-      instructions: 142211173
+      instructions: 142211289
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_blob8_u64:
     total:
       calls: 1
-      instructions: 284729276
+      instructions: 284742003
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -142,7 +142,7 @@ benches:
   btreemap_v2_contains_u64_u64:
     total:
       calls: 1
-      instructions: 233050993
+      instructions: 233059949
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -163,42 +163,42 @@ benches:
   btreemap_v2_contains_vec_1024_128:
     total:
       calls: 1
-      instructions: 1824658598
+      instructions: 1825382365
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_128_128:
     total:
       calls: 1
-      instructions: 574277483
+      instructions: 574579481
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_16_128:
     total:
       calls: 1
-      instructions: 448376101
+      instructions: 448426688
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_256_128:
     total:
       calls: 1
-      instructions: 902317934
+      instructions: 902855816
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_32_1024:
     total:
       calls: 1
-      instructions: 514204302
+      instructions: 514457952
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_32_128:
     total:
       calls: 1
-      instructions: 428712852
+      instructions: 428799492
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -212,7 +212,7 @@ benches:
   btreemap_v2_contains_vec_32_256:
     total:
       calls: 1
-      instructions: 441718228
+      instructions: 441894745
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -233,14 +233,14 @@ benches:
   btreemap_v2_contains_vec_32_512:
     total:
       calls: 1
-      instructions: 460605845
+      instructions: 460823441
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_32_64:
     total:
       calls: 1
-      instructions: 407446580
+      instructions: 407452371
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -254,42 +254,42 @@ benches:
   btreemap_v2_contains_vec_4_128:
     total:
       calls: 1
-      instructions: 412997571
+      instructions: 413038419
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_512_128:
     total:
       calls: 1
-      instructions: 1252406681
+      instructions: 1253051503
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_64_128:
     total:
       calls: 1
-      instructions: 506200295
+      instructions: 506363621
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_8_128:
     total:
       calls: 1
-      instructions: 402314964
+      instructions: 402342263
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_10mib_values:
     total:
       calls: 1
-      instructions: 388591796
+      instructions: 388591936
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_blob8_u64:
     total:
       calls: 1
-      instructions: 305721002
+      instructions: 305733799
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -422,7 +422,7 @@ benches:
   btreemap_v2_get_u64_u64:
     total:
       calls: 1
-      instructions: 243863619
+      instructions: 243872698
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -443,42 +443,42 @@ benches:
   btreemap_v2_get_vec_1024_128:
     total:
       calls: 1
-      instructions: 1841512514
+      instructions: 1842246281
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_128_128:
     total:
       calls: 1
-      instructions: 583901094
+      instructions: 584213023
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_16_128:
     total:
       calls: 1
-      instructions: 456729377
+      instructions: 456782927
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_256_128:
     total:
       calls: 1
-      instructions: 912188247
+      instructions: 912736128
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_32_1024:
     total:
       calls: 1
-      instructions: 552829330
+      instructions: 553094600
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_32_128:
     total:
       calls: 1
-      instructions: 437331840
+      instructions: 437422631
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -492,7 +492,7 @@ benches:
   btreemap_v2_get_vec_32_256:
     total:
       calls: 1
-      instructions: 457027782
+      instructions: 457212173
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -513,14 +513,14 @@ benches:
   btreemap_v2_get_vec_32_512:
     total:
       calls: 1
-      instructions: 480046387
+      instructions: 480273662
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_32_64:
     total:
       calls: 1
-      instructions: 414392801
+      instructions: 414399116
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -534,42 +534,42 @@ benches:
   btreemap_v2_get_vec_4_128:
     total:
       calls: 1
-      instructions: 421113110
+      instructions: 421155617
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_512_128:
     total:
       calls: 1
-      instructions: 1262553242
+      instructions: 1263208063
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_64_128:
     total:
       calls: 1
-      instructions: 514950921
+      instructions: 515120682
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_8_128:
     total:
       calls: 1
-      instructions: 410396741
+      instructions: 410426150
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_insert_10mib_values:
     total:
       calls: 1
-      instructions: 4401582060
+      instructions: 4401582364
       heap_increase: 161
       stable_memory_increase: 3613
     scopes: {}
   btreemap_v2_insert_blob8_u64:
     total:
       calls: 1
-      instructions: 445161273
+      instructions: 445171359
       heap_increase: 0
       stable_memory_increase: 4
     scopes: {}
@@ -590,7 +590,7 @@ benches:
   btreemap_v2_insert_blob_16_128:
     total:
       calls: 1
-      instructions: 495692436
+      instructions: 495692438
       heap_increase: 0
       stable_memory_increase: 24
     scopes: {}
@@ -618,14 +618,14 @@ benches:
   btreemap_v2_insert_blob_32_16:
     total:
       calls: 1
-      instructions: 526876122
+      instructions: 526876128
       heap_increase: 0
       stable_memory_increase: 11
     scopes: {}
   btreemap_v2_insert_blob_32_256:
     total:
       calls: 1
-      instructions: 580540001
+      instructions: 580540005
       heap_increase: 0
       stable_memory_increase: 49
     scopes: {}
@@ -639,14 +639,14 @@ benches:
   btreemap_v2_insert_blob_32_4:
     total:
       calls: 1
-      instructions: 517270357
+      instructions: 517270478
       heap_increase: 0
       stable_memory_increase: 8
     scopes: {}
   btreemap_v2_insert_blob_32_512:
     total:
       calls: 1
-      instructions: 619389685
+      instructions: 619389689
       heap_increase: 0
       stable_memory_increase: 91
     scopes: {}
@@ -667,7 +667,7 @@ benches:
   btreemap_v2_insert_blob_4_128:
     total:
       calls: 1
-      instructions: 416771977
+      instructions: 416771979
       heap_increase: 0
       stable_memory_increase: 13
     scopes: {}
@@ -688,21 +688,21 @@ benches:
   btreemap_v2_insert_blob_8_128:
     total:
       calls: 1
-      instructions: 468148617
+      instructions: 468148619
       heap_increase: 0
       stable_memory_increase: 20
     scopes: {}
   btreemap_v2_insert_u64_blob8:
     total:
       calls: 1
-      instructions: 414576050
+      instructions: 414576801
       heap_increase: 0
       stable_memory_increase: 5
     scopes: {}
   btreemap_v2_insert_u64_u64:
     total:
       calls: 1
-      instructions: 422325402
+      instructions: 422333845
       heap_increase: 0
       stable_memory_increase: 6
     scopes: {}
@@ -723,42 +723,42 @@ benches:
   btreemap_v2_insert_vec_1024_128:
     total:
       calls: 1
-      instructions: 2754706083
+      instructions: 2755572448
       heap_increase: 0
       stable_memory_increase: 193
     scopes: {}
   btreemap_v2_insert_vec_128_128:
     total:
       calls: 1
-      instructions: 1020174794
+      instructions: 1020575350
       heap_increase: 0
       stable_memory_increase: 51
     scopes: {}
   btreemap_v2_insert_vec_16_128:
     total:
       calls: 1
-      instructions: 715699322
+      instructions: 715779719
       heap_increase: 0
       stable_memory_increase: 31
     scopes: {}
   btreemap_v2_insert_vec_256_128:
     total:
       calls: 1
-      instructions: 1411258343
+      instructions: 1411918352
       heap_increase: 0
       stable_memory_increase: 71
     scopes: {}
   btreemap_v2_insert_vec_32_1024:
     total:
       calls: 1
-      instructions: 1186497872
+      instructions: 1186857567
       heap_increase: 0
       stable_memory_increase: 171
     scopes: {}
   btreemap_v2_insert_vec_32_128:
     total:
       calls: 1
-      instructions: 762898063
+      instructions: 763014217
       heap_increase: 0
       stable_memory_increase: 33
     scopes: {}
@@ -772,7 +772,7 @@ benches:
   btreemap_v2_insert_vec_32_256:
     total:
       calls: 1
-      instructions: 876552880
+      instructions: 876802161
       heap_increase: 0
       stable_memory_increase: 54
     scopes: {}
@@ -793,14 +793,14 @@ benches:
   btreemap_v2_insert_vec_32_512:
     total:
       calls: 1
-      instructions: 982340561
+      instructions: 982647506
       heap_increase: 0
       stable_memory_increase: 91
     scopes: {}
   btreemap_v2_insert_vec_32_64:
     total:
       calls: 1
-      instructions: 700026996
+      instructions: 700044036
       heap_increase: 0
       stable_memory_increase: 24
     scopes: {}
@@ -814,28 +814,28 @@ benches:
   btreemap_v2_insert_vec_4_128:
     total:
       calls: 1
-      instructions: 610488520
+      instructions: 610536234
       heap_increase: 0
       stable_memory_increase: 16
     scopes: {}
   btreemap_v2_insert_vec_512_128:
     total:
       calls: 1
-      instructions: 1868789672
+      instructions: 1869585172
       heap_increase: 0
       stable_memory_increase: 112
     scopes: {}
   btreemap_v2_insert_vec_64_128:
     total:
       calls: 1
-      instructions: 854143426
+      instructions: 854343805
       heap_increase: 0
       stable_memory_increase: 41
     scopes: {}
   btreemap_v2_insert_vec_8_128:
     total:
       calls: 1
-      instructions: 672640867
+      instructions: 672704819
       heap_increase: 0
       stable_memory_increase: 23
     scopes: {}
@@ -856,21 +856,21 @@ benches:
   btreemap_v2_mem_manager_contains_u64_u64:
     total:
       calls: 1
-      instructions: 309491909
+      instructions: 309518211
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_contains_u64_vec512:
     total:
       calls: 1
-      instructions: 393000497
+      instructions: 393660530
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_contains_vec512_u64:
     total:
       calls: 1
-      instructions: 1228107785
+      instructions: 1230138278
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -891,28 +891,28 @@ benches:
   btreemap_v2_mem_manager_get_u64_u64:
     total:
       calls: 1
-      instructions: 320421253
+      instructions: 320447888
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_get_u64_vec512:
     total:
       calls: 1
-      instructions: 416742620
+      instructions: 417439200
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_get_vec512_u64:
     total:
       calls: 1
-      instructions: 1268826315
+      instructions: 1270886805
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_blob512_u64:
     total:
       calls: 1
-      instructions: 3144794936
+      instructions: 3144795142
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -926,28 +926,28 @@ benches:
   btreemap_v2_mem_manager_insert_u64_u64:
     total:
       calls: 1
-      instructions: 542105152
+      instructions: 542129461
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_u64_vec512:
     total:
       calls: 1
-      instructions: 856017898
+      instructions: 857007102
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_vec512_u64:
     total:
       calls: 1
-      instructions: 1987608020
+      instructions: 1990100735
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_blob512_u64:
     total:
       calls: 1
-      instructions: 4345569465
+      instructions: 4345569585
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -961,28 +961,28 @@ benches:
   btreemap_v2_mem_manager_remove_u64_u64:
     total:
       calls: 1
-      instructions: 775040614
+      instructions: 775100025
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_vec512:
     total:
       calls: 1
-      instructions: 1257053201
+      instructions: 1258349746
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_vec512_u64:
     total:
       calls: 1
-      instructions: 3123352816
+      instructions: 3126395644
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob8_u64:
     total:
       calls: 1
-      instructions: 618043803
+      instructions: 618081363
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1003,7 +1003,7 @@ benches:
   btreemap_v2_pop_first_blob_16_128:
     total:
       calls: 1
-      instructions: 759917465
+      instructions: 759917471
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1031,14 +1031,14 @@ benches:
   btreemap_v2_pop_first_blob_32_16:
     total:
       calls: 1
-      instructions: 816201311
+      instructions: 816201320
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob_32_256:
     total:
       calls: 1
-      instructions: 909759161
+      instructions: 909759163
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1052,7 +1052,7 @@ benches:
   btreemap_v2_pop_first_blob_32_4:
     total:
       calls: 1
-      instructions: 799112835
+      instructions: 799113677
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1073,7 +1073,7 @@ benches:
   btreemap_v2_pop_first_blob_32_8:
     total:
       calls: 1
-      instructions: 817717540
+      instructions: 817717607
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1087,7 +1087,7 @@ benches:
   btreemap_v2_pop_first_blob_512_128:
     total:
       calls: 1
-      instructions: 4633016210
+      instructions: 4633016215
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1101,21 +1101,21 @@ benches:
   btreemap_v2_pop_first_blob_8_128:
     total:
       calls: 1
-      instructions: 621633909
+      instructions: 621633917
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_u64_blob8:
     total:
       calls: 1
-      instructions: 692336498
+      instructions: 692344234
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_u64_u64:
     total:
       calls: 1
-      instructions: 704328798
+      instructions: 704374857
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1136,42 +1136,42 @@ benches:
   btreemap_v2_pop_first_vec_1024_128:
     total:
       calls: 1
-      instructions: 4062739297
+      instructions: 4064179367
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_128_128:
     total:
       calls: 1
-      instructions: 1524238547
+      instructions: 1524896850
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_16_128:
     total:
       calls: 1
-      instructions: 1044925333
+      instructions: 1045040157
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_256_128:
     total:
       calls: 1
-      instructions: 2037699893
+      instructions: 2038769176
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_1024:
     total:
       calls: 1
-      instructions: 1704755770
+      instructions: 1705365884
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_128:
     total:
       calls: 1
-      instructions: 1109121943
+      instructions: 1109305681
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1185,7 +1185,7 @@ benches:
   btreemap_v2_pop_first_vec_32_256:
     total:
       calls: 1
-      instructions: 1235498463
+      instructions: 1235894977
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1206,14 +1206,14 @@ benches:
   btreemap_v2_pop_first_vec_32_512:
     total:
       calls: 1
-      instructions: 1389475388
+      instructions: 1389979460
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_64:
     total:
       calls: 1
-      instructions: 990873786
+      instructions: 990901186
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1227,35 +1227,35 @@ benches:
   btreemap_v2_pop_first_vec_4_128:
     total:
       calls: 1
-      instructions: 550040667
+      instructions: 550082111
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_512_128:
     total:
       calls: 1
-      instructions: 2732209325
+      instructions: 2733491074
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_64_128:
     total:
       calls: 1
-      instructions: 1252254548
+      instructions: 1252566669
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_8_128:
     total:
       calls: 1
-      instructions: 865460058
+      instructions: 865542171
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_blob8_u64:
     total:
       calls: 1
-      instructions: 596365400
+      instructions: 596401950
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1276,7 +1276,7 @@ benches:
   btreemap_v2_pop_last_blob_16_128:
     total:
       calls: 1
-      instructions: 733631732
+      instructions: 733631734
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1304,14 +1304,14 @@ benches:
   btreemap_v2_pop_last_blob_32_16:
     total:
       calls: 1
-      instructions: 789994320
+      instructions: 789994324
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_blob_32_256:
     total:
       calls: 1
-      instructions: 878910010
+      instructions: 878910014
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1325,7 +1325,7 @@ benches:
   btreemap_v2_pop_last_blob_32_4:
     total:
       calls: 1
-      instructions: 776966326
+      instructions: 776967103
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1346,7 +1346,7 @@ benches:
   btreemap_v2_pop_last_blob_32_8:
     total:
       calls: 1
-      instructions: 790948058
+      instructions: 790948128
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1360,7 +1360,7 @@ benches:
   btreemap_v2_pop_last_blob_512_128:
     total:
       calls: 1
-      instructions: 4464467009
+      instructions: 4464467011
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1374,21 +1374,21 @@ benches:
   btreemap_v2_pop_last_blob_8_128:
     total:
       calls: 1
-      instructions: 615779384
+      instructions: 615779390
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_u64_blob8:
     total:
       calls: 1
-      instructions: 670880584
+      instructions: 670889520
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_u64_u64:
     total:
       calls: 1
-      instructions: 682317723
+      instructions: 682362323
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1409,42 +1409,42 @@ benches:
   btreemap_v2_pop_last_vec_1024_128:
     total:
       calls: 1
-      instructions: 4280440866
+      instructions: 4281841546
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_128_128:
     total:
       calls: 1
-      instructions: 1529659306
+      instructions: 1530345769
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_16_128:
     total:
       calls: 1
-      instructions: 1025713072
+      instructions: 1025830900
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_256_128:
     total:
       calls: 1
-      instructions: 2098382562
+      instructions: 2099507949
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_1024:
     total:
       calls: 1
-      instructions: 1678976826
+      instructions: 1679575951
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_128:
     total:
       calls: 1
-      instructions: 1083972349
+      instructions: 1084159715
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1458,7 +1458,7 @@ benches:
   btreemap_v2_pop_last_vec_32_256:
     total:
       calls: 1
-      instructions: 1211266412
+      instructions: 1211670396
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1479,14 +1479,14 @@ benches:
   btreemap_v2_pop_last_vec_32_512:
     total:
       calls: 1
-      instructions: 1373865804
+      instructions: 1374382252
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_64:
     total:
       calls: 1
-      instructions: 969445668
+      instructions: 969476412
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1500,28 +1500,28 @@ benches:
   btreemap_v2_pop_last_vec_4_128:
     total:
       calls: 1
-      instructions: 535612201
+      instructions: 535654478
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_512_128:
     total:
       calls: 1
-      instructions: 2831661515
+      instructions: 2832952332
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_64_128:
     total:
       calls: 1
-      instructions: 1240285105
+      instructions: 1240615082
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_8_128:
     total:
       calls: 1
-      instructions: 865146354
+      instructions: 865233566
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1535,14 +1535,14 @@ benches:
   btreemap_v2_range_count_1k_10kib:
     total:
       calls: 1
-      instructions: 2576893
+      instructions: 2577695
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_range_count_20_10mib:
     total:
       calls: 1
-      instructions: 20576208
+      instructions: 20576224
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1556,14 +1556,14 @@ benches:
   btreemap_v2_range_key_sum_1k_10kib:
     total:
       calls: 1
-      instructions: 56941685
+      instructions: 56943685
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_range_key_sum_20_10mib:
     total:
       calls: 1
-      instructions: 1105820811
+      instructions: 1105820851
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1577,28 +1577,28 @@ benches:
   btreemap_v2_range_value_sum_1k_10kib:
     total:
       calls: 1
-      instructions: 56953681
+      instructions: 56955681
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_range_value_sum_20_10mib:
     total:
       calls: 1
-      instructions: 1105821047
+      instructions: 1105821087
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_10mib_values:
     total:
       calls: 1
-      instructions: 4724562471
+      instructions: 4724562785
       heap_increase: 0
       stable_memory_increase: 657
     scopes: {}
   btreemap_v2_remove_blob8_u64:
     total:
       calls: 1
-      instructions: 597444541
+      instructions: 597462205
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1640,7 +1640,7 @@ benches:
   btreemap_v2_remove_blob_32_128:
     total:
       calls: 1
-      instructions: 762964329
+      instructions: 762964331
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1654,7 +1654,7 @@ benches:
   btreemap_v2_remove_blob_32_256:
     total:
       calls: 1
-      instructions: 799333574
+      instructions: 799333588
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1668,7 +1668,7 @@ benches:
   btreemap_v2_remove_blob_32_4:
     total:
       calls: 1
-      instructions: 712644263
+      instructions: 712644462
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1689,14 +1689,14 @@ benches:
   btreemap_v2_remove_blob_32_8:
     total:
       calls: 1
-      instructions: 712284249
+      instructions: 712284278
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_4_128:
     total:
       calls: 1
-      instructions: 464428695
+      instructions: 464428703
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1724,14 +1724,14 @@ benches:
   btreemap_v2_remove_u64_blob8:
     total:
       calls: 1
-      instructions: 582438021
+      instructions: 582440907
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_u64_u64:
     total:
       calls: 1
-      instructions: 603974661
+      instructions: 603996164
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1752,42 +1752,42 @@ benches:
   btreemap_v2_remove_vec_1024_128:
     total:
       calls: 1
-      instructions: 4491814643
+      instructions: 4492865126
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_128_128:
     total:
       calls: 1
-      instructions: 1443314163
+      instructions: 1443777732
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_16_128:
     total:
       calls: 1
-      instructions: 930680421
+      instructions: 930751769
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_256_128:
     total:
       calls: 1
-      instructions: 2257102776
+      instructions: 2257900700
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_1024:
     total:
       calls: 1
-      instructions: 1715289382
+      instructions: 1715748535
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_128:
     total:
       calls: 1
-      instructions: 1045181302
+      instructions: 1045300823
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1801,7 +1801,7 @@ benches:
   btreemap_v2_remove_vec_32_256:
     total:
       calls: 1
-      instructions: 1259767253
+      instructions: 1260067771
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1822,14 +1822,14 @@ benches:
   btreemap_v2_remove_vec_32_512:
     total:
       calls: 1
-      instructions: 1421685495
+      instructions: 1422074690
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_64:
     total:
       calls: 1
-      instructions: 982751169
+      instructions: 982764549
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1843,28 +1843,28 @@ benches:
   btreemap_v2_remove_vec_4_128:
     total:
       calls: 1
-      instructions: 670145884
+      instructions: 670182849
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_512_128:
     total:
       calls: 1
-      instructions: 3096728457
+      instructions: 3097684610
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_64_128:
     total:
       calls: 1
-      instructions: 1202215750
+      instructions: 1202431423
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_8_128:
     total:
       calls: 1
-      instructions: 833981402
+      instructions: 834038451
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1878,14 +1878,14 @@ benches:
   btreemap_v2_scan_iter_1k_10kib:
     total:
       calls: 1
-      instructions: 56743813
+      instructions: 56745813
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_scan_iter_20_10mib:
     total:
       calls: 1
-      instructions: 1103713183
+      instructions: 1103713223
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1899,14 +1899,14 @@ benches:
   btreemap_v2_scan_iter_rev_1k_10kib:
     total:
       calls: 1
-      instructions: 56722199
+      instructions: 56724199
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_scan_iter_rev_20_10mib:
     total:
       calls: 1
-      instructions: 1103712762
+      instructions: 1103712802
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1920,14 +1920,14 @@ benches:
   btreemap_v2_scan_keys_1k_10kib:
     total:
       calls: 1
-      instructions: 2514294
+      instructions: 2515096
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_scan_keys_20_10mib:
     total:
       calls: 1
-      instructions: 18468498
+      instructions: 18468514
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1941,14 +1941,14 @@ benches:
   btreemap_v2_scan_keys_rev_1k_10kib:
     total:
       calls: 1
-      instructions: 2494346
+      instructions: 2495148
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_scan_keys_rev_20_10mib:
     total:
       calls: 1
-      instructions: 18468514
+      instructions: 18468530
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1962,14 +1962,14 @@ benches:
   btreemap_v2_scan_values_1k_10kib:
     total:
       calls: 1
-      instructions: 56721151
+      instructions: 56723151
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_scan_values_20_10mib:
     total:
       calls: 1
-      instructions: 1103712733
+      instructions: 1103712773
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1983,14 +1983,14 @@ benches:
   btreemap_v2_scan_values_rev_1k_10kib:
     total:
       calls: 1
-      instructions: 56700201
+      instructions: 56702201
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_scan_values_rev_20_10mib:
     total:
       calls: 1
-      instructions: 1103712324
+      instructions: 1103712364
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
diff --git a/benchmarks/btreeset/canbench_results.yml b/benchmarks/btreeset/canbench_results.yml
index 73b8e180..4c68d115 100644
--- a/benchmarks/btreeset/canbench_results.yml
+++ b/benchmarks/btreeset/canbench_results.yml
@@ -2,196 +2,196 @@ benches:
   btreeset_insert_blob_1024:
     total:
       calls: 1
-      instructions: 7297699002
+      instructions: 7298665563
       heap_increase: 1
       stable_memory_increase: 256
     scopes: {}
   btreeset_insert_blob_128:
     total:
       calls: 1
-      instructions: 1666523852
+      instructions: 1667490413
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_16:
     total:
       calls: 1
-      instructions: 745174978
+      instructions: 745902718
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_256:
     total:
       calls: 1
-      instructions: 2478057721
+      instructions: 2479024282
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_32:
     total:
       calls: 1
-      instructions: 844244339
+      instructions: 845105027
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_512:
     total:
       calls: 1
-      instructions: 4082188902
+      instructions: 4083155463
       heap_increase: 0
       stable_memory_increase: 128
     scopes: {}
   btreeset_insert_blob_64:
     total:
       calls: 1
-      instructions: 1008252471
+      instructions: 1009147426
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_8:
     total:
       calls: 1
-      instructions: 722769076
+      instructions: 723471937
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_u32:
     total:
       calls: 1
-      instructions: 569724763
+      instructions: 569809687
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_u64:
     total:
       calls: 1
-      instructions: 589202514
+      instructions: 589345899
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_1024:
     total:
       calls: 1
-      instructions: 108717480
+      instructions: 108717621
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_128:
     total:
       calls: 1
-      instructions: 18182327
+      instructions: 18182468
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_16:
     total:
       calls: 1
-      instructions: 3647475
+      instructions: 3647564
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_256:
     total:
       calls: 1
-      instructions: 31425854
+      instructions: 31425995
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_32:
     total:
       calls: 1
-      instructions: 4922239
+      instructions: 4922338
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_512:
     total:
       calls: 1
-      instructions: 57189237
+      instructions: 57189378
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_64:
     total:
       calls: 1
-      instructions: 10298042
+      instructions: 10298171
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_8:
     total:
       calls: 1
-      instructions: 3391579
+      instructions: 3391669
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_u32:
     total:
       calls: 1
-      instructions: 2493481
+      instructions: 2493491
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_u64:
     total:
       calls: 1
-      instructions: 2511564
+      instructions: 2511580
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_1024:
     total:
       calls: 1
-      instructions: 52538700
+      instructions: 52538789
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_128:
     total:
       calls: 1
-      instructions: 9488952
+      instructions: 9489041
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_16:
     total:
       calls: 1
-      instructions: 2342914
+      instructions: 2342951
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_256:
     total:
       calls: 1
-      instructions: 15786657
+      instructions: 15786746
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_32:
     total:
       calls: 1
-      instructions: 3010054
+      instructions: 3010101
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_512:
     total:
       calls: 1
-      instructions: 28037630
+      instructions: 28037719
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_64:
     total:
       calls: 1
-      instructions: 5459388
+      instructions: 5459465
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_8:
     total:
       calls: 1
-      instructions: 2251588
+      instructions: 2251626
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -282,126 +282,126 @@ benches:
   btreeset_is_superset_blob_1024:
     total:
       calls: 1
-      instructions: 91980425
+      instructions: 91980566
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_128:
     total:
       calls: 1
-      instructions: 15754445
+      instructions: 15754586
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_16:
     total:
       calls: 1
-      instructions: 3567098
+      instructions: 3567187
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_256:
     total:
       calls: 1
-      instructions: 26966925
+      instructions: 26967066
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_32:
     total:
       calls: 1
-      instructions: 4791883
+      instructions: 4791982
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_512:
     total:
       calls: 1
-      instructions: 48630735
+      instructions: 48630876
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_64:
     total:
       calls: 1
-      instructions: 8895044
+      instructions: 8895173
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_8:
     total:
       calls: 1
-      instructions: 3336666
+      instructions: 3336756
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_u32:
     total:
       calls: 1
-      instructions: 2492193
+      instructions: 2492203
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_u64:
     total:
       calls: 1
-      instructions: 2510639
+      instructions: 2510655
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_1024:
     total:
       calls: 1
-      instructions: 435128581
+      instructions: 435128533
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_128:
     total:
       calls: 1
-      instructions: 77513297
+      instructions: 77513249
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_16:
     total:
       calls: 1
-      instructions: 17507874
+      instructions: 17507842
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_256:
     total:
       calls: 1
-      instructions: 129686734
+      instructions: 129686686
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_32:
     total:
       calls: 1
-      instructions: 23964306
+      instructions: 23964269
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_512:
     total:
       calls: 1
-      instructions: 231606208
+      instructions: 231606160
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_64:
     total:
       calls: 1
-      instructions: 42407274
+      instructions: 42407224
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_8:
     total:
       calls: 1
-      instructions: 16849520
+      instructions: 16849490
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -422,56 +422,56 @@ benches:
   btreeset_range_blob_1024:
     total:
       calls: 1
-      instructions: 263016896
+      instructions: 263016902
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_128:
     total:
       calls: 1
-      instructions: 47362850
+      instructions: 47362856
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_16:
     total:
       calls: 1
-      instructions: 11550015
+      instructions: 11550023
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_256:
     total:
       calls: 1
-      instructions: 80331544
+      instructions: 80331550
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_32:
     total:
       calls: 1
-      instructions: 15400052
+      instructions: 15400058
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_512:
     total:
       calls: 1
-      instructions: 140685790
+      instructions: 140685796
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_64:
     total:
       calls: 1
-      instructions: 26559863
+      instructions: 26559869
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_8:
     total:
       calls: 1
-      instructions: 11166386
+      instructions: 11166395
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -492,210 +492,210 @@ benches:
   btreeset_remove_blob_1024:
     total:
       calls: 1
-      instructions: 7753833824
+      instructions: 7754658011
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_128:
     total:
       calls: 1
-      instructions: 1698324477
+      instructions: 1699148664
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_16:
     total:
       calls: 1
-      instructions: 737522300
+      instructions: 738550535
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_256:
     total:
       calls: 1
-      instructions: 2565604806
+      instructions: 2566428993
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_32:
     total:
       calls: 1
-      instructions: 834056304
+      instructions: 834853372
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_512:
     total:
       calls: 1
-      instructions: 4292547666
+      instructions: 4293371853
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_64:
     total:
       calls: 1
-      instructions: 1017233682
+      instructions: 1018026207
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_8:
     total:
       calls: 1
-      instructions: 715203944
+      instructions: 716249970
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_u32:
     total:
       calls: 1
-      instructions: 560431527
+      instructions: 560649225
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_u64:
     total:
       calls: 1
-      instructions: 584271618
+      instructions: 584607312
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_1024:
     total:
       calls: 1
-      instructions: 108731606
+      instructions: 108731747
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_128:
     total:
       calls: 1
-      instructions: 18185701
+      instructions: 18185842
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_16:
     total:
       calls: 1
-      instructions: 3649099
+      instructions: 3649188
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_256:
     total:
       calls: 1
-      instructions: 31430764
+      instructions: 31430905
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_32:
     total:
       calls: 1
-      instructions: 4923907
+      instructions: 4924006
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_512:
     total:
       calls: 1
-      instructions: 57197219
+      instructions: 57197360
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_64:
     total:
       calls: 1
-      instructions: 10300648
+      instructions: 10300777
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_8:
     total:
       calls: 1
-      instructions: 3393182
+      instructions: 3393272
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_u32:
     total:
       calls: 1
-      instructions: 2509589
+      instructions: 2509599
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_u64:
     total:
       calls: 1
-      instructions: 2517649
+      instructions: 2517665
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_1024:
     total:
       calls: 1
-      instructions: 108732114
+      instructions: 108732255
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_128:
     total:
       calls: 1
-      instructions: 18186209
+      instructions: 18186350
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_16:
     total:
       calls: 1
-      instructions: 3649607
+      instructions: 3649696
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_256:
     total:
       calls: 1
-      instructions: 31431272
+      instructions: 31431413
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_32:
     total:
       calls: 1
-      instructions: 4924415
+      instructions: 4924514
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_512:
     total:
       calls: 1
-      instructions: 57197727
+      instructions: 57197868
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_64:
     total:
       calls: 1
-      instructions: 10301156
+      instructions: 10301285
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_8:
     total:
       calls: 1
-      instructions: 3393690
+      instructions: 3393780
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_u32:
     total:
       calls: 1
-      instructions: 2507096
+      instructions: 2507106
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_u64:
     total:
       calls: 1
-      instructions: 2513159
+      instructions: 2513175
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
diff --git a/benchmarks/compare/canbench_results.yml b/benchmarks/compare/canbench_results.yml
index 6cae7147..e99f98a1 100644
--- a/benchmarks/compare/canbench_results.yml
+++ b/benchmarks/compare/canbench_results.yml
@@ -2,21 +2,21 @@ benches:
   read_chunks_btreemap_1:
     total:
       calls: 1
-      instructions: 148723613
+      instructions: 149241200
       heap_increase: 1601
       stable_memory_increase: 0
     scopes: {}
   read_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 499348246
+      instructions: 500055724
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   read_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 43680240885
+      instructions: 43947440713
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -72,14 +72,14 @@ benches:
   write_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 4197380810
+      instructions: 4203353743
       heap_increase: 2
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 88596909659
+      instructions: 88857341974
       heap_increase: 0
       stable_memory_increase: 3072
     scopes: {}
@@ -107,21 +107,21 @@ benches:
   write_chunks_vec_1:
     total:
       calls: 1
-      instructions: 549903532
+      instructions: 549903573
       heap_increase: 0
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_vec_1k:
     total:
       calls: 1
-      instructions: 562216515
+      instructions: 562257515
       heap_increase: 0
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_vec_1m:
     total:
       calls: 1
-      instructions: 1855593101
+      instructions: 1896593101
       heap_increase: 0
       stable_memory_increase: 1536
     scopes: {}
diff --git a/src/btreemap/node/io.rs b/src/btreemap/node/io.rs
index 7ae7fbdd..4b63c96f 100644
--- a/src/btreemap/node/io.rs
+++ b/src/btreemap/node/io.rs
@@ -37,31 +37,27 @@ impl<M: Memory> Memory for NodeReader<'_, M> {
             Bytes::from(self.page_size.get()),
         );
 
-        let mut bytes_read = 0;
+        let mut position = 0;
         for RealSegment {
             page_idx,
             offset,
             length,
         } in iter
         {
-            // SAFETY: read_unsafe() is safe to call iff bytes_read + length <= count since the
+            // SAFETY: read_unsafe() is safe to call iff position + length <= count since the
             // caller guarantees that we can write `count` number of bytes to `dst`.
-            assert!(bytes_read + length.get() as usize <= count);
-            if page_idx == 0 {
-                self.memory.read_unsafe(
-                    (self.address + offset).get(),
-                    dst.add(bytes_read),
-                    length.get() as usize,
-                );
-            } else {
-                self.memory.read_unsafe(
-                    (self.overflows[page_idx - 1] + offset).get(),
-                    dst.add(bytes_read),
-                    length.get() as usize,
-                );
-            }
-
-            bytes_read += length.get() as usize;
+            let len = length.get() as usize;
+            assert!(position + len <= count);
+            self.memory.read_unsafe(
+                (match page_idx {
+                    0 => self.address,                 // Initial page.
+                    _ => self.overflows[page_idx - 1], // Overflow page.
+                } + offset)
+                    .get(),
+                dst.add(position),
+                len,
+            );
+            position += len;
         }
     }
 
@@ -262,14 +258,16 @@ impl<'a, M: Memory> NodeWriter<'a, M> {
             length,
         } in iter
         {
-            let address = match page_idx {
-                0 => self.address,                 // Write to the initial page.
-                _ => self.overflows[page_idx - 1], // Write to an overflow page.
-            };
-            let offset = (address + offset).get();
             let len = length.get() as usize;
-            let slice = &src[position..position + len];
-            write(self.allocator.memory(), offset, slice);
+            write(
+                self.allocator.memory(),
+                (match page_idx {
+                    0 => self.address,                 // Initial page.
+                    _ => self.overflows[page_idx - 1], // Overflow page.
+                } + offset)
+                    .get(),
+                &src[position..position + len],
+            );
             position += len;
         }
     }

From 790c1d9b304073fb7b26528bc0d806da05a1ba96 Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 19:44:58 +0200
Subject: [PATCH 09/13] .

---
 benchmarks/btreemap/canbench_results.yml | 210 +++++++++++------------
 benchmarks/btreeset/canbench_results.yml |  40 ++---
 benchmarks/compare/canbench_results.yml  |   6 +-
 src/btreemap/node/io.rs                  |  29 ++--
 4 files changed, 139 insertions(+), 146 deletions(-)

diff --git a/benchmarks/btreemap/canbench_results.yml b/benchmarks/btreemap/canbench_results.yml
index 4ac0bad2..534608ad 100644
--- a/benchmarks/btreemap/canbench_results.yml
+++ b/benchmarks/btreemap/canbench_results.yml
@@ -562,14 +562,14 @@ benches:
   btreemap_v2_insert_10mib_values:
     total:
       calls: 1
-      instructions: 4401582364
+      instructions: 4393250281
       heap_increase: 161
       stable_memory_increase: 3613
     scopes: {}
   btreemap_v2_insert_blob8_u64:
     total:
       calls: 1
-      instructions: 445171359
+      instructions: 445174309
       heap_increase: 0
       stable_memory_increase: 4
     scopes: {}
@@ -590,7 +590,7 @@ benches:
   btreemap_v2_insert_blob_16_128:
     total:
       calls: 1
-      instructions: 495692438
+      instructions: 495692435
       heap_increase: 0
       stable_memory_increase: 24
     scopes: {}
@@ -618,14 +618,14 @@ benches:
   btreemap_v2_insert_blob_32_16:
     total:
       calls: 1
-      instructions: 526876128
+      instructions: 526876129
       heap_increase: 0
       stable_memory_increase: 11
     scopes: {}
   btreemap_v2_insert_blob_32_256:
     total:
       calls: 1
-      instructions: 580540005
+      instructions: 580539999
       heap_increase: 0
       stable_memory_increase: 49
     scopes: {}
@@ -639,14 +639,14 @@ benches:
   btreemap_v2_insert_blob_32_4:
     total:
       calls: 1
-      instructions: 517270478
+      instructions: 517270579
       heap_increase: 0
       stable_memory_increase: 8
     scopes: {}
   btreemap_v2_insert_blob_32_512:
     total:
       calls: 1
-      instructions: 619389689
+      instructions: 619389683
       heap_increase: 0
       stable_memory_increase: 91
     scopes: {}
@@ -667,7 +667,7 @@ benches:
   btreemap_v2_insert_blob_4_128:
     total:
       calls: 1
-      instructions: 416771979
+      instructions: 416771981
       heap_increase: 0
       stable_memory_increase: 13
     scopes: {}
@@ -688,21 +688,21 @@ benches:
   btreemap_v2_insert_blob_8_128:
     total:
       calls: 1
-      instructions: 468148619
+      instructions: 468148616
       heap_increase: 0
       stable_memory_increase: 20
     scopes: {}
   btreemap_v2_insert_u64_blob8:
     total:
       calls: 1
-      instructions: 414576801
+      instructions: 414577133
       heap_increase: 0
       stable_memory_increase: 5
     scopes: {}
   btreemap_v2_insert_u64_u64:
     total:
       calls: 1
-      instructions: 422333845
+      instructions: 422338489
       heap_increase: 0
       stable_memory_increase: 6
     scopes: {}
@@ -723,42 +723,42 @@ benches:
   btreemap_v2_insert_vec_1024_128:
     total:
       calls: 1
-      instructions: 2755572448
+      instructions: 2755817960
       heap_increase: 0
       stable_memory_increase: 193
     scopes: {}
   btreemap_v2_insert_vec_128_128:
     total:
       calls: 1
-      instructions: 1020575350
+      instructions: 1020900744
       heap_increase: 0
       stable_memory_increase: 51
     scopes: {}
   btreemap_v2_insert_vec_16_128:
     total:
       calls: 1
-      instructions: 715779719
+      instructions: 715822950
       heap_increase: 0
       stable_memory_increase: 31
     scopes: {}
   btreemap_v2_insert_vec_256_128:
     total:
       calls: 1
-      instructions: 1411918352
+      instructions: 1412409929
       heap_increase: 0
       stable_memory_increase: 71
     scopes: {}
   btreemap_v2_insert_vec_32_1024:
     total:
       calls: 1
-      instructions: 1186857567
+      instructions: 1186725209
       heap_increase: 0
       stable_memory_increase: 171
     scopes: {}
   btreemap_v2_insert_vec_32_128:
     total:
       calls: 1
-      instructions: 763014217
+      instructions: 763098584
       heap_increase: 0
       stable_memory_increase: 33
     scopes: {}
@@ -772,7 +772,7 @@ benches:
   btreemap_v2_insert_vec_32_256:
     total:
       calls: 1
-      instructions: 876802161
+      instructions: 876944445
       heap_increase: 0
       stable_memory_increase: 54
     scopes: {}
@@ -793,14 +793,14 @@ benches:
   btreemap_v2_insert_vec_32_512:
     total:
       calls: 1
-      instructions: 982647506
+      instructions: 982741023
       heap_increase: 0
       stable_memory_increase: 91
     scopes: {}
   btreemap_v2_insert_vec_32_64:
     total:
       calls: 1
-      instructions: 700044036
+      instructions: 700044684
       heap_increase: 0
       stable_memory_increase: 24
     scopes: {}
@@ -814,28 +814,28 @@ benches:
   btreemap_v2_insert_vec_4_128:
     total:
       calls: 1
-      instructions: 610536234
+      instructions: 610557656
       heap_increase: 0
       stable_memory_increase: 16
     scopes: {}
   btreemap_v2_insert_vec_512_128:
     total:
       calls: 1
-      instructions: 1869585172
+      instructions: 1870040041
       heap_increase: 0
       stable_memory_increase: 112
     scopes: {}
   btreemap_v2_insert_vec_64_128:
     total:
       calls: 1
-      instructions: 854343805
+      instructions: 854496424
       heap_increase: 0
       stable_memory_increase: 41
     scopes: {}
   btreemap_v2_insert_vec_8_128:
     total:
       calls: 1
-      instructions: 672704819
+      instructions: 672749097
       heap_increase: 0
       stable_memory_increase: 23
     scopes: {}
@@ -912,7 +912,7 @@ benches:
   btreemap_v2_mem_manager_insert_blob512_u64:
     total:
       calls: 1
-      instructions: 3144795142
+      instructions: 3144795237
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -926,63 +926,63 @@ benches:
   btreemap_v2_mem_manager_insert_u64_u64:
     total:
       calls: 1
-      instructions: 542129461
+      instructions: 542134105
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_u64_vec512:
     total:
       calls: 1
-      instructions: 857007102
+      instructions: 857102440
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_vec512_u64:
     total:
       calls: 1
-      instructions: 1990100735
+      instructions: 1990619289
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_blob512_u64:
     total:
       calls: 1
-      instructions: 4345569585
+      instructions: 4345569744
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_blob512:
     total:
       calls: 1
-      instructions: 918003126
+      instructions: 918003117
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_u64:
     total:
       calls: 1
-      instructions: 775100025
+      instructions: 775116764
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_vec512:
     total:
       calls: 1
-      instructions: 1258349746
+      instructions: 1258502326
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_vec512_u64:
     total:
       calls: 1
-      instructions: 3126395644
+      instructions: 3127317024
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob8_u64:
     total:
       calls: 1
-      instructions: 618081363
+      instructions: 618090434
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1003,7 +1003,7 @@ benches:
   btreemap_v2_pop_first_blob_16_128:
     total:
       calls: 1
-      instructions: 759917471
+      instructions: 759917462
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1031,14 +1031,14 @@ benches:
   btreemap_v2_pop_first_blob_32_16:
     total:
       calls: 1
-      instructions: 816201320
+      instructions: 816201318
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob_32_256:
     total:
       calls: 1
-      instructions: 909759163
+      instructions: 909759157
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1052,14 +1052,14 @@ benches:
   btreemap_v2_pop_first_blob_32_4:
     total:
       calls: 1
-      instructions: 799113677
+      instructions: 799113858
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob_32_512:
     total:
       calls: 1
-      instructions: 974145563
+      instructions: 974145560
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1073,7 +1073,7 @@ benches:
   btreemap_v2_pop_first_blob_32_8:
     total:
       calls: 1
-      instructions: 817717607
+      instructions: 817717612
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1087,7 +1087,7 @@ benches:
   btreemap_v2_pop_first_blob_512_128:
     total:
       calls: 1
-      instructions: 4633016215
+      instructions: 4633016216
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1101,21 +1101,21 @@ benches:
   btreemap_v2_pop_first_blob_8_128:
     total:
       calls: 1
-      instructions: 621633917
+      instructions: 621633905
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_u64_blob8:
     total:
       calls: 1
-      instructions: 692344234
+      instructions: 692345223
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_u64_u64:
     total:
       calls: 1
-      instructions: 704374857
+      instructions: 704389945
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1136,42 +1136,42 @@ benches:
   btreemap_v2_pop_first_vec_1024_128:
     total:
       calls: 1
-      instructions: 4064179367
+      instructions: 4064558554
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_128_128:
     total:
       calls: 1
-      instructions: 1524896850
+      instructions: 1525332389
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_16_128:
     total:
       calls: 1
-      instructions: 1045040157
+      instructions: 1045091679
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_256_128:
     total:
       calls: 1
-      instructions: 2038769176
+      instructions: 2039476885
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_1024:
     total:
       calls: 1
-      instructions: 1705365884
+      instructions: 1705172191
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_128:
     total:
       calls: 1
-      instructions: 1109305681
+      instructions: 1109400656
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1185,7 +1185,7 @@ benches:
   btreemap_v2_pop_first_vec_32_256:
     total:
       calls: 1
-      instructions: 1235894977
+      instructions: 1236079880
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1206,14 +1206,14 @@ benches:
   btreemap_v2_pop_first_vec_32_512:
     total:
       calls: 1
-      instructions: 1389979460
+      instructions: 1390102731
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_64:
     total:
       calls: 1
-      instructions: 990901186
+      instructions: 990904536
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1227,35 +1227,35 @@ benches:
   btreemap_v2_pop_first_vec_4_128:
     total:
       calls: 1
-      instructions: 550082111
+      instructions: 550099083
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_512_128:
     total:
       calls: 1
-      instructions: 2733491074
+      instructions: 2734162267
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_64_128:
     total:
       calls: 1
-      instructions: 1252566669
+      instructions: 1252743885
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_8_128:
     total:
       calls: 1
-      instructions: 865542171
+      instructions: 865582293
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_blob8_u64:
     total:
       calls: 1
-      instructions: 596401950
+      instructions: 596411483
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1276,7 +1276,7 @@ benches:
   btreemap_v2_pop_last_blob_16_128:
     total:
       calls: 1
-      instructions: 733631734
+      instructions: 733631731
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1290,7 +1290,7 @@ benches:
   btreemap_v2_pop_last_blob_32_1024:
     total:
       calls: 1
-      instructions: 1101403757
+      instructions: 1101403754
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1304,14 +1304,14 @@ benches:
   btreemap_v2_pop_last_blob_32_16:
     total:
       calls: 1
-      instructions: 789994324
+      instructions: 789994318
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_blob_32_256:
     total:
       calls: 1
-      instructions: 878910014
+      instructions: 878910008
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1325,7 +1325,7 @@ benches:
   btreemap_v2_pop_last_blob_32_4:
     total:
       calls: 1
-      instructions: 776967103
+      instructions: 776967354
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1346,7 +1346,7 @@ benches:
   btreemap_v2_pop_last_blob_32_8:
     total:
       calls: 1
-      instructions: 790948128
+      instructions: 790948150
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1360,7 +1360,7 @@ benches:
   btreemap_v2_pop_last_blob_512_128:
     total:
       calls: 1
-      instructions: 4464467011
+      instructions: 4464467005
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1374,21 +1374,21 @@ benches:
   btreemap_v2_pop_last_blob_8_128:
     total:
       calls: 1
-      instructions: 615779390
+      instructions: 615779381
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_u64_blob8:
     total:
       calls: 1
-      instructions: 670889520
+      instructions: 670890736
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_u64_u64:
     total:
       calls: 1
-      instructions: 682362323
+      instructions: 682378065
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1409,42 +1409,42 @@ benches:
   btreemap_v2_pop_last_vec_1024_128:
     total:
       calls: 1
-      instructions: 4281841546
+      instructions: 4282221124
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_128_128:
     total:
       calls: 1
-      instructions: 1530345769
+      instructions: 1530782702
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_16_128:
     total:
       calls: 1
-      instructions: 1025830900
+      instructions: 1025882878
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_256_128:
     total:
       calls: 1
-      instructions: 2099507949
+      instructions: 2100215524
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_1024:
     total:
       calls: 1
-      instructions: 1679575951
+      instructions: 1679382300
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_128:
     total:
       calls: 1
-      instructions: 1084159715
+      instructions: 1084255692
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1458,7 +1458,7 @@ benches:
   btreemap_v2_pop_last_vec_32_256:
     total:
       calls: 1
-      instructions: 1211670396
+      instructions: 1211855390
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1479,14 +1479,14 @@ benches:
   btreemap_v2_pop_last_vec_32_512:
     total:
       calls: 1
-      instructions: 1374382252
+      instructions: 1374505316
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_64:
     total:
       calls: 1
-      instructions: 969476412
+      instructions: 969480440
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1500,28 +1500,28 @@ benches:
   btreemap_v2_pop_last_vec_4_128:
     total:
       calls: 1
-      instructions: 535654478
+      instructions: 535670457
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_512_128:
     total:
       calls: 1
-      instructions: 2832952332
+      instructions: 2833623569
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_64_128:
     total:
       calls: 1
-      instructions: 1240615082
+      instructions: 1240791526
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_8_128:
     total:
       calls: 1
-      instructions: 865233566
+      instructions: 865273560
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1591,14 +1591,14 @@ benches:
   btreemap_v2_remove_10mib_values:
     total:
       calls: 1
-      instructions: 4724562785
+      instructions: 4715402661
       heap_increase: 0
       stable_memory_increase: 657
     scopes: {}
   btreemap_v2_remove_blob8_u64:
     total:
       calls: 1
-      instructions: 597462205
+      instructions: 597471560
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1633,14 +1633,14 @@ benches:
   btreemap_v2_remove_blob_32_1024:
     total:
       calls: 1
-      instructions: 998591607
+      instructions: 998591604
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_32_128:
     total:
       calls: 1
-      instructions: 762964331
+      instructions: 762964328
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1654,7 +1654,7 @@ benches:
   btreemap_v2_remove_blob_32_256:
     total:
       calls: 1
-      instructions: 799333588
+      instructions: 799333567
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1668,14 +1668,14 @@ benches:
   btreemap_v2_remove_blob_32_4:
     total:
       calls: 1
-      instructions: 712644462
+      instructions: 712644627
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_32_512:
     total:
       calls: 1
-      instructions: 872035207
+      instructions: 872035204
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1689,14 +1689,14 @@ benches:
   btreemap_v2_remove_blob_32_8:
     total:
       calls: 1
-      instructions: 712284278
+      instructions: 712284284
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_4_128:
     total:
       calls: 1
-      instructions: 464428703
+      instructions: 464428691
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1724,14 +1724,14 @@ benches:
   btreemap_v2_remove_u64_blob8:
     total:
       calls: 1
-      instructions: 582440907
+      instructions: 582441841
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_u64_u64:
     total:
       calls: 1
-      instructions: 603996164
+      instructions: 604012903
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1752,42 +1752,42 @@ benches:
   btreemap_v2_remove_vec_1024_128:
     total:
       calls: 1
-      instructions: 4492865126
+      instructions: 4493323799
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_128_128:
     total:
       calls: 1
-      instructions: 1443777732
+      instructions: 1444284036
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_16_128:
     total:
       calls: 1
-      instructions: 930751769
+      instructions: 930808421
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_256_128:
     total:
       calls: 1
-      instructions: 2257900700
+      instructions: 2258731746
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_1024:
     total:
       calls: 1
-      instructions: 1715748535
+      instructions: 1715515261
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_128:
     total:
       calls: 1
-      instructions: 1045300823
+      instructions: 1045394123
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1801,7 +1801,7 @@ benches:
   btreemap_v2_remove_vec_32_256:
     total:
       calls: 1
-      instructions: 1260067771
+      instructions: 1260297055
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1822,14 +1822,14 @@ benches:
   btreemap_v2_remove_vec_32_512:
     total:
       calls: 1
-      instructions: 1422074690
+      instructions: 1422219179
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_64:
     total:
       calls: 1
-      instructions: 982764549
+      instructions: 982768027
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1843,28 +1843,28 @@ benches:
   btreemap_v2_remove_vec_4_128:
     total:
       calls: 1
-      instructions: 670182849
+      instructions: 670200794
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_512_128:
     total:
       calls: 1
-      instructions: 3097684610
+      instructions: 3098493866
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_64_128:
     total:
       calls: 1
-      instructions: 1202431423
+      instructions: 1202621976
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_8_128:
     total:
       calls: 1
-      instructions: 834038451
+      instructions: 834081802
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
diff --git a/benchmarks/btreeset/canbench_results.yml b/benchmarks/btreeset/canbench_results.yml
index 4c68d115..d763e5b2 100644
--- a/benchmarks/btreeset/canbench_results.yml
+++ b/benchmarks/btreeset/canbench_results.yml
@@ -2,70 +2,70 @@ benches:
   btreeset_insert_blob_1024:
     total:
       calls: 1
-      instructions: 7298665563
+      instructions: 7299000416
       heap_increase: 1
       stable_memory_increase: 256
     scopes: {}
   btreeset_insert_blob_128:
     total:
       calls: 1
-      instructions: 1667490413
+      instructions: 1667825266
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_16:
     total:
       calls: 1
-      instructions: 745902718
+      instructions: 745978342
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_256:
     total:
       calls: 1
-      instructions: 2479024282
+      instructions: 2479359135
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_32:
     total:
       calls: 1
-      instructions: 845105027
+      instructions: 845281597
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_512:
     total:
       calls: 1
-      instructions: 4083155463
+      instructions: 4083490316
       heap_increase: 0
       stable_memory_increase: 128
     scopes: {}
   btreeset_insert_blob_64:
     total:
       calls: 1
-      instructions: 1009147426
+      instructions: 1009390653
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_8:
     total:
       calls: 1
-      instructions: 723471937
+      instructions: 723528608
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_u32:
     total:
       calls: 1
-      instructions: 569809687
+      instructions: 569822767
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_u64:
     total:
       calls: 1
-      instructions: 589345899
+      instructions: 589367154
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -492,70 +492,70 @@ benches:
   btreeset_remove_blob_1024:
     total:
       calls: 1
-      instructions: 7754658011
+      instructions: 7754992714
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_128:
     total:
       calls: 1
-      instructions: 1699148664
+      instructions: 1699483367
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_16:
     total:
       calls: 1
-      instructions: 738550535
+      instructions: 738626065
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_256:
     total:
       calls: 1
-      instructions: 2566428993
+      instructions: 2566763696
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_32:
     total:
       calls: 1
-      instructions: 834853372
+      instructions: 835029833
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_512:
     total:
       calls: 1
-      instructions: 4293371853
+      instructions: 4293706556
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_64:
     total:
       calls: 1
-      instructions: 1018026207
+      instructions: 1018269288
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_8:
     total:
       calls: 1
-      instructions: 716249970
+      instructions: 716306561
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_u32:
     total:
       calls: 1
-      instructions: 560649225
+      instructions: 560662305
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_u64:
     total:
       calls: 1
-      instructions: 584607312
+      instructions: 584628567
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
diff --git a/benchmarks/compare/canbench_results.yml b/benchmarks/compare/canbench_results.yml
index e99f98a1..6648234f 100644
--- a/benchmarks/compare/canbench_results.yml
+++ b/benchmarks/compare/canbench_results.yml
@@ -65,21 +65,21 @@ benches:
   write_chunks_btreemap_1:
     total:
       calls: 1
-      instructions: 357929697
+      instructions: 357412144
       heap_increase: 13
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 4203353743
+      instructions: 4197203368
       heap_increase: 2
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 88857341974
+      instructions: 88858441931
       heap_increase: 0
       stable_memory_increase: 3072
     scopes: {}
diff --git a/src/btreemap/node/io.rs b/src/btreemap/node/io.rs
index 4b63c96f..87d0031b 100644
--- a/src/btreemap/node/io.rs
+++ b/src/btreemap/node/io.rs
@@ -48,15 +48,11 @@ impl<M: Memory> Memory for NodeReader<'_, M> {
             // caller guarantees that we can write `count` number of bytes to `dst`.
             let len = length.get() as usize;
             assert!(position + len <= count);
-            self.memory.read_unsafe(
-                (match page_idx {
-                    0 => self.address,                 // Initial page.
-                    _ => self.overflows[page_idx - 1], // Overflow page.
-                } + offset)
-                    .get(),
-                dst.add(position),
-                len,
-            );
+            let addr = match page_idx {
+                0 => self.address,                 // Initial page.
+                _ => self.overflows[page_idx - 1], // Overflow page.
+            } + offset;
+            self.memory.read_unsafe(addr.get(), dst.add(position), len);
             position += len;
         }
     }
@@ -252,6 +248,7 @@ impl<'a, M: Memory> NodeWriter<'a, M> {
         );
 
         let mut position = 0;
+        let memory = self.allocator.memory();
         for RealSegment {
             page_idx,
             offset,
@@ -259,15 +256,11 @@ impl<'a, M: Memory> NodeWriter<'a, M> {
         } in iter
         {
             let len = length.get() as usize;
-            write(
-                self.allocator.memory(),
-                (match page_idx {
-                    0 => self.address,                 // Initial page.
-                    _ => self.overflows[page_idx - 1], // Overflow page.
-                } + offset)
-                    .get(),
-                &src[position..position + len],
-            );
+            let addr = match page_idx {
+                0 => self.address,                 // Initial page.
+                _ => self.overflows[page_idx - 1], // Overflow page.
+            } + offset;
+            write(memory, addr.get(), &src[position..position + len]);
             position += len;
         }
     }

From 0f44a8da4d05bcd5c0ee1c52bc4a08629a67b349 Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 19:47:27 +0200
Subject: [PATCH 10/13] cleanup

---
 benchmarks/compare/src/main.rs         |  11 -
 benchmarks/compare/test_flamegraph.svg | 491 -------------------------
 2 files changed, 502 deletions(-)
 delete mode 100644 benchmarks/compare/test_flamegraph.svg

diff --git a/benchmarks/compare/src/main.rs b/benchmarks/compare/src/main.rs
index bd2fa271..04148e0f 100644
--- a/benchmarks/compare/src/main.rs
+++ b/benchmarks/compare/src/main.rs
@@ -152,15 +152,4 @@ bench_case_sized!(read_chunks_vec_1, read_chunks_vec, 60, 1);
 bench_case_sized!(read_chunks_vec_1k, read_chunks_vec, 61, K);
 bench_case_sized!(read_chunks_vec_1m, read_chunks_vec, 62, M);
 
-// #[bench(raw)]
-// fn test_flamegraph() -> BenchResult {
-//     let mut map = BTreeMap::init(init_memory(10));
-//     let value = vec![82; 3 * 1024];
-
-//     map.insert(1_u32, value);
-//     bench_fn(|| {
-//         map.get(&1_u32);
-//     })
-// }
-
 fn main() {}
diff --git a/benchmarks/compare/test_flamegraph.svg b/benchmarks/compare/test_flamegraph.svg
deleted file mode 100644
index a4a74ac2..00000000
--- a/benchmarks/compare/test_flamegraph.svg
+++ /dev/null
@@ -1,491 +0,0 @@
-<?xml version="1.0" standalone="no"?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg version="1.1" width="1200" height="214" onload="init(evt)" viewBox="0 0 1200 214" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:fg="http://github.com/jonhoo/inferno"><!--Flame graph stack visualization. See https://github.com/brendangregg/FlameGraph for latest version, and http://www.brendangregg.com/flamegraphs.html for examples.--><!--NOTES: --><defs><linearGradient id="background" y1="0" y2="1" x1="0" x2="0"><stop stop-color="#eeeeee" offset="5%"/><stop stop-color="#eeeeb0" offset="95%"/></linearGradient></defs><style type="text/css">
-text { font-family:monospace; font-size:12px }
-#title { text-anchor:middle; font-size:17px; }
-#matched { text-anchor:end; }
-#search { text-anchor:end; opacity:0.1; cursor:pointer; }
-#search:hover, #search.show { opacity:1; }
-#subtitle { text-anchor:middle; font-color:rgb(160,160,160); }
-#unzoom { cursor:pointer; }
-#frames > *:hover { stroke:black; stroke-width:0.5; cursor:pointer; }
-.hide { display:none; }
-.parent { opacity:0.5; }
-</style><script type="text/ecmascript"><![CDATA[
-        var nametype = 'Function:';
-        var fontsize = 12;
-        var fontwidth = 0.59;
-        var xpad = 10;
-        var inverted = false;
-        var searchcolor = 'rgb(230,0,230)';
-        var fluiddrawing = true;
-        var truncate_text_right = false;
-    ]]><![CDATA["use strict";
-var details, searchbtn, unzoombtn, matchedtxt, svg, searching, frames, known_font_width;
-function init(evt) {
-    details = document.getElementById("details").firstChild;
-    searchbtn = document.getElementById("search");
-    unzoombtn = document.getElementById("unzoom");
-    matchedtxt = document.getElementById("matched");
-    svg = document.getElementsByTagName("svg")[0];
-    frames = document.getElementById("frames");
-    known_font_width = get_monospace_width(frames);
-    total_samples = parseInt(frames.attributes.total_samples.value);
-    searching = 0;
-
-    // Use GET parameters to restore a flamegraph's state.
-    var restore_state = function() {
-        var params = get_params();
-        if (params.x && params.y)
-            zoom(find_group(document.querySelector('[*|x="' + params.x + '"][y="' + params.y + '"]')));
-        if (params.s)
-            search(params.s);
-    };
-
-    if (fluiddrawing) {
-        // Make width dynamic so the SVG fits its parent's width.
-        svg.removeAttribute("width");
-        // Edge requires us to have a viewBox that gets updated with size changes.
-        var isEdge = /Edge\/\d./i.test(navigator.userAgent);
-        if (!isEdge) {
-            svg.removeAttribute("viewBox");
-        }
-        var update_for_width_change = function() {
-            if (isEdge) {
-                svg.attributes.viewBox.value = "0 0 " + svg.width.baseVal.value + " " + svg.height.baseVal.value;
-            }
-
-            // Keep consistent padding on left and right of frames container.
-            frames.attributes.width.value = svg.width.baseVal.value - xpad * 2;
-
-            // Text truncation needs to be adjusted for the current width.
-            update_text_for_elements(frames.children);
-
-            // Keep search elements at a fixed distance from right edge.
-            var svgWidth = svg.width.baseVal.value;
-            searchbtn.attributes.x.value = svgWidth - xpad;
-            matchedtxt.attributes.x.value = svgWidth - xpad;
-        };
-        window.addEventListener('resize', function() {
-            update_for_width_change();
-        });
-        // This needs to be done asynchronously for Safari to work.
-        setTimeout(function() {
-            unzoom();
-            update_for_width_change();
-            restore_state();
-        }, 0);
-    } else {
-        restore_state();
-    }
-}
-// event listeners
-window.addEventListener("click", function(e) {
-    var target = find_group(e.target);
-    if (target) {
-        if (target.nodeName == "a") {
-            if (e.ctrlKey === false) return;
-            e.preventDefault();
-        }
-        if (target.classList.contains("parent")) unzoom();
-        zoom(target);
-
-        // set parameters for zoom state
-        var el = target.querySelector("rect");
-        if (el && el.attributes && el.attributes.y && el.attributes["fg:x"]) {
-            var params = get_params()
-            params.x = el.attributes["fg:x"].value;
-            params.y = el.attributes.y.value;
-            history.replaceState(null, null, parse_params(params));
-        }
-    }
-    else if (e.target.id == "unzoom") {
-        unzoom();
-
-        // remove zoom state
-        var params = get_params();
-        if (params.x) delete params.x;
-        if (params.y) delete params.y;
-        history.replaceState(null, null, parse_params(params));
-    }
-    else if (e.target.id == "search") search_prompt();
-}, false)
-// mouse-over for info
-// show
-window.addEventListener("mouseover", function(e) {
-    var target = find_group(e.target);
-    if (target) details.nodeValue = nametype + " " + g_to_text(target);
-}, false)
-// clear
-window.addEventListener("mouseout", function(e) {
-    var target = find_group(e.target);
-    if (target) details.nodeValue = ' ';
-}, false)
-// ctrl-F for search
-window.addEventListener("keydown",function (e) {
-    if (e.keyCode === 114 || (e.ctrlKey && e.keyCode === 70)) {
-        e.preventDefault();
-        search_prompt();
-    }
-}, false)
-// functions
-function get_params() {
-    var params = {};
-    var paramsarr = window.location.search.substr(1).split('&');
-    for (var i = 0; i < paramsarr.length; ++i) {
-        var tmp = paramsarr[i].split("=");
-        if (!tmp[0] || !tmp[1]) continue;
-        params[tmp[0]]  = decodeURIComponent(tmp[1]);
-    }
-    return params;
-}
-function parse_params(params) {
-    var uri = "?";
-    for (var key in params) {
-        uri += key + '=' + encodeURIComponent(params[key]) + '&';
-    }
-    if (uri.slice(-1) == "&")
-        uri = uri.substring(0, uri.length - 1);
-    if (uri == '?')
-        uri = window.location.href.split('?')[0];
-    return uri;
-}
-function find_child(node, selector) {
-    var children = node.querySelectorAll(selector);
-    if (children.length) return children[0];
-    return;
-}
-function find_group(node) {
-    var parent = node.parentElement;
-    if (!parent) return;
-    if (parent.id == "frames") return node;
-    return find_group(parent);
-}
-function orig_save(e, attr, val) {
-    if (e.attributes["fg:orig_" + attr] != undefined) return;
-    if (e.attributes[attr] == undefined) return;
-    if (val == undefined) val = e.attributes[attr].value;
-    e.setAttribute("fg:orig_" + attr, val);
-}
-function orig_load(e, attr) {
-    if (e.attributes["fg:orig_"+attr] == undefined) return;
-    e.attributes[attr].value = e.attributes["fg:orig_" + attr].value;
-    e.removeAttribute("fg:orig_" + attr);
-}
-function g_to_text(e) {
-    var text = find_child(e, "title").firstChild.nodeValue;
-    return (text)
-}
-function g_to_func(e) {
-    var func = g_to_text(e);
-    // if there's any manipulation we want to do to the function
-    // name before it's searched, do it here before returning.
-    return (func);
-}
-function get_monospace_width(frames) {
-    // Given the id="frames" element, return the width of text characters if
-    // this is a monospace font, otherwise return 0.
-    text = find_child(frames.children[0], "text");
-    originalContent = text.textContent;
-    text.textContent = "!";
-    bangWidth = text.getComputedTextLength();
-    text.textContent = "W";
-    wWidth = text.getComputedTextLength();
-    text.textContent = originalContent;
-    if (bangWidth === wWidth) {
-        return bangWidth;
-    } else {
-        return 0;
-    }
-}
-function update_text_for_elements(elements) {
-    // In order to render quickly in the browser, you want to do one pass of
-    // reading attributes, and one pass of mutating attributes. See
-    // https://web.dev/avoid-large-complex-layouts-and-layout-thrashing/ for details.
-
-    // Fall back to inefficient calculation, if we're variable-width font.
-    // TODO This should be optimized somehow too.
-    if (known_font_width === 0) {
-        for (var i = 0; i < elements.length; i++) {
-            update_text(elements[i]);
-        }
-        return;
-    }
-
-    var textElemNewAttributes = [];
-    for (var i = 0; i < elements.length; i++) {
-        var e = elements[i];
-        var r = find_child(e, "rect");
-        var t = find_child(e, "text");
-        var w = parseFloat(r.attributes.width.value) * frames.attributes.width.value / 100 - 3;
-        var txt = find_child(e, "title").textContent.replace(/\([^(]*\)$/,"");
-        var newX = format_percent((parseFloat(r.attributes.x.value) + (100 * 3 / frames.attributes.width.value)));
-
-        // Smaller than this size won't fit anything
-        if (w < 2 * known_font_width) {
-            textElemNewAttributes.push([newX, ""]);
-            continue;
-        }
-
-        // Fit in full text width
-        if (txt.length * known_font_width < w) {
-            textElemNewAttributes.push([newX, txt]);
-            continue;
-        }
-
-        var substringLength = Math.floor(w / known_font_width) - 2;
-        if (truncate_text_right) {
-            // Truncate the right side of the text.
-            textElemNewAttributes.push([newX, txt.substring(0, substringLength) + ".."]);
-            continue;
-        } else {
-            // Truncate the left side of the text.
-            textElemNewAttributes.push([newX, ".." + txt.substring(txt.length - substringLength, txt.length)]);
-            continue;
-        }
-    }
-
-    console.assert(textElemNewAttributes.length === elements.length, "Resize failed, please file a bug at https://github.com/jonhoo/inferno/");
-
-    // Now that we know new textContent, set it all in one go so we don't refresh a bazillion times.
-    for (var i = 0; i < elements.length; i++) {
-        var e = elements[i];
-        var values = textElemNewAttributes[i];
-        var t = find_child(e, "text");
-        t.attributes.x.value = values[0];
-        t.textContent = values[1];
-    }
-}
-
-function update_text(e) {
-    var r = find_child(e, "rect");
-    var t = find_child(e, "text");
-    var w = parseFloat(r.attributes.width.value) * frames.attributes.width.value / 100 - 3;
-    var txt = find_child(e, "title").textContent.replace(/\([^(]*\)$/,"");
-    t.attributes.x.value = format_percent((parseFloat(r.attributes.x.value) + (100 * 3 / frames.attributes.width.value)));
-
-    // Smaller than this size won't fit anything
-    if (w < 2 * fontsize * fontwidth) {
-        t.textContent = "";
-        return;
-    }
-    t.textContent = txt;
-    // Fit in full text width
-    if (t.getComputedTextLength() < w)
-        return;
-    if (truncate_text_right) {
-        // Truncate the right side of the text.
-        for (var x = txt.length - 2; x > 0; x--) {
-            if (t.getSubStringLength(0, x + 2) <= w) {
-                t.textContent = txt.substring(0, x) + "..";
-                return;
-            }
-        }
-    } else {
-        // Truncate the left side of the text.
-        for (var x = 2; x < txt.length; x++) {
-            if (t.getSubStringLength(x - 2, txt.length) <= w) {
-                t.textContent = ".." + txt.substring(x, txt.length);
-                return;
-            }
-        }
-    }
-    t.textContent = "";
-}
-// zoom
-function zoom_reset(e) {
-    if (e.tagName == "rect") {
-        e.attributes.x.value = format_percent(100 * parseInt(e.attributes["fg:x"].value) / total_samples);
-        e.attributes.width.value = format_percent(100 * parseInt(e.attributes["fg:w"].value) / total_samples);
-    }
-    if (e.childNodes == undefined) return;
-    for(var i = 0, c = e.childNodes; i < c.length; i++) {
-        zoom_reset(c[i]);
-    }
-}
-function zoom_child(e, x, zoomed_width_samples) {
-    if (e.tagName == "text") {
-        var parent_x = parseFloat(find_child(e.parentNode, "rect[x]").attributes.x.value);
-        e.attributes.x.value = format_percent(parent_x + (100 * 3 / frames.attributes.width.value));
-    } else if (e.tagName == "rect") {
-        e.attributes.x.value = format_percent(100 * (parseInt(e.attributes["fg:x"].value) - x) / zoomed_width_samples);
-        e.attributes.width.value = format_percent(100 * parseInt(e.attributes["fg:w"].value) / zoomed_width_samples);
-    }
-    if (e.childNodes == undefined) return;
-    for(var i = 0, c = e.childNodes; i < c.length; i++) {
-        zoom_child(c[i], x, zoomed_width_samples);
-    }
-}
-function zoom_parent(e) {
-    if (e.attributes) {
-        if (e.attributes.x != undefined) {
-            e.attributes.x.value = "0.0%";
-        }
-        if (e.attributes.width != undefined) {
-            e.attributes.width.value = "100.0%";
-        }
-    }
-    if (e.childNodes == undefined) return;
-    for(var i = 0, c = e.childNodes; i < c.length; i++) {
-        zoom_parent(c[i]);
-    }
-}
-function zoom(node) {
-    var attr = find_child(node, "rect").attributes;
-    var width = parseInt(attr["fg:w"].value);
-    var xmin = parseInt(attr["fg:x"].value);
-    var xmax = xmin + width;
-    var ymin = parseFloat(attr.y.value);
-    unzoombtn.classList.remove("hide");
-    var el = frames.children;
-    var to_update_text = [];
-    for (var i = 0; i < el.length; i++) {
-        var e = el[i];
-        var a = find_child(e, "rect").attributes;
-        var ex = parseInt(a["fg:x"].value);
-        var ew = parseInt(a["fg:w"].value);
-        // Is it an ancestor
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instructions, 0.10%)</title><rect x="79.1049%" y="85" width="0.1032%" height="15" fill="rgb(232,182,51)" fg:x="6133" fg:w="8"/><text x="79.3549%" y="95.50"></text></g><g><title>&lt;ic_stable_structures::btreemap::node::io::NodeReader&lt;M&gt; as ic_stable_structures::Memory&gt;::read_unsafe (4,144 instructions, 53.45%)</title><rect x="32.7228%" y="101" width="53.4503%" height="15" fill="rgb(231,60,39)" fg:x="2537" fg:w="4144"/><text x="32.9728%" y="111.50">&lt;ic_stable_structures::btreemap::node::io::NodeReader&lt;M&gt; as ic_stable_structures::Memory..</text></g><g><title>dlmalloc::dlmalloc::Dlmalloc&lt;A&gt;::free (44 instructions, 0.57%)</title><rect x="86.1731%" y="69" width="0.5675%" height="15" fill="rgb(208,69,12)" fg:x="6681" fg:w="44"/><text x="86.4231%" y="79.50"></text></g><g><title>__rdl_dealloc (88 instructions, 1.14%)</title><rect x="86.1731%" y="85" width="1.1350%" height="15" fill="rgb(235,93,37)" fg:x="6681" fg:w="88"/><text x="86.4231%" 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\ No newline at end of file

From 34ce05bf37d3577154d7740c26f196c4abd1b41c Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 21:08:46 +0200
Subject: [PATCH 11/13] revert read

---
 benchmarks/btreemap/canbench_results.yml | 312 +++++++++++------------
 benchmarks/btreeset/canbench_results.yml | 168 ++++++------
 benchmarks/compare/canbench_results.yml  |  10 +-
 src/btreemap/node/io.rs                  |  24 +-
 4 files changed, 261 insertions(+), 253 deletions(-)

diff --git a/benchmarks/btreemap/canbench_results.yml b/benchmarks/btreemap/canbench_results.yml
index 534608ad..bcde2e7c 100644
--- a/benchmarks/btreemap/canbench_results.yml
+++ b/benchmarks/btreemap/canbench_results.yml
@@ -2,14 +2,14 @@ benches:
   btreemap_v2_contains_10mib_values:
     total:
       calls: 1
-      instructions: 142211289
+      instructions: 142211173
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_blob8_u64:
     total:
       calls: 1
-      instructions: 284742003
+      instructions: 284729276
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -142,7 +142,7 @@ benches:
   btreemap_v2_contains_u64_u64:
     total:
       calls: 1
-      instructions: 233059949
+      instructions: 233050993
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -163,42 +163,42 @@ benches:
   btreemap_v2_contains_vec_1024_128:
     total:
       calls: 1
-      instructions: 1825382365
+      instructions: 1824658598
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_128_128:
     total:
       calls: 1
-      instructions: 574579481
+      instructions: 574277483
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_16_128:
     total:
       calls: 1
-      instructions: 448426688
+      instructions: 448376101
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_256_128:
     total:
       calls: 1
-      instructions: 902855816
+      instructions: 902317934
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_32_1024:
     total:
       calls: 1
-      instructions: 514457952
+      instructions: 514204302
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_32_128:
     total:
       calls: 1
-      instructions: 428799492
+      instructions: 428712852
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -212,7 +212,7 @@ benches:
   btreemap_v2_contains_vec_32_256:
     total:
       calls: 1
-      instructions: 441894745
+      instructions: 441718228
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -233,14 +233,14 @@ benches:
   btreemap_v2_contains_vec_32_512:
     total:
       calls: 1
-      instructions: 460823441
+      instructions: 460605845
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_32_64:
     total:
       calls: 1
-      instructions: 407452371
+      instructions: 407446580
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -254,42 +254,42 @@ benches:
   btreemap_v2_contains_vec_4_128:
     total:
       calls: 1
-      instructions: 413038419
+      instructions: 412997571
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_512_128:
     total:
       calls: 1
-      instructions: 1253051503
+      instructions: 1252406681
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_64_128:
     total:
       calls: 1
-      instructions: 506363621
+      instructions: 506200295
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_contains_vec_8_128:
     total:
       calls: 1
-      instructions: 402342263
+      instructions: 402314964
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_10mib_values:
     total:
       calls: 1
-      instructions: 388591936
+      instructions: 388591796
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_blob8_u64:
     total:
       calls: 1
-      instructions: 305733799
+      instructions: 305721002
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -422,7 +422,7 @@ benches:
   btreemap_v2_get_u64_u64:
     total:
       calls: 1
-      instructions: 243872698
+      instructions: 243863619
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -443,42 +443,42 @@ benches:
   btreemap_v2_get_vec_1024_128:
     total:
       calls: 1
-      instructions: 1842246281
+      instructions: 1841512514
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_128_128:
     total:
       calls: 1
-      instructions: 584213023
+      instructions: 583901094
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_16_128:
     total:
       calls: 1
-      instructions: 456782927
+      instructions: 456729377
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_256_128:
     total:
       calls: 1
-      instructions: 912736128
+      instructions: 912188247
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_32_1024:
     total:
       calls: 1
-      instructions: 553094600
+      instructions: 552829330
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_32_128:
     total:
       calls: 1
-      instructions: 437422631
+      instructions: 437331840
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -492,7 +492,7 @@ benches:
   btreemap_v2_get_vec_32_256:
     total:
       calls: 1
-      instructions: 457212173
+      instructions: 457027782
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -513,14 +513,14 @@ benches:
   btreemap_v2_get_vec_32_512:
     total:
       calls: 1
-      instructions: 480273662
+      instructions: 480046387
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_32_64:
     total:
       calls: 1
-      instructions: 414399116
+      instructions: 414392801
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -534,42 +534,42 @@ benches:
   btreemap_v2_get_vec_4_128:
     total:
       calls: 1
-      instructions: 421155617
+      instructions: 421113110
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_512_128:
     total:
       calls: 1
-      instructions: 1263208063
+      instructions: 1262553242
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_64_128:
     total:
       calls: 1
-      instructions: 515120682
+      instructions: 514950921
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_get_vec_8_128:
     total:
       calls: 1
-      instructions: 410426150
+      instructions: 410396741
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_insert_10mib_values:
     total:
       calls: 1
-      instructions: 4393250281
+      instructions: 4393249977
       heap_increase: 161
       stable_memory_increase: 3613
     scopes: {}
   btreemap_v2_insert_blob8_u64:
     total:
       calls: 1
-      instructions: 445174309
+      instructions: 445164223
       heap_increase: 0
       stable_memory_increase: 4
     scopes: {}
@@ -590,7 +590,7 @@ benches:
   btreemap_v2_insert_blob_16_128:
     total:
       calls: 1
-      instructions: 495692435
+      instructions: 495692433
       heap_increase: 0
       stable_memory_increase: 24
     scopes: {}
@@ -618,14 +618,14 @@ benches:
   btreemap_v2_insert_blob_32_16:
     total:
       calls: 1
-      instructions: 526876129
+      instructions: 526876123
       heap_increase: 0
       stable_memory_increase: 11
     scopes: {}
   btreemap_v2_insert_blob_32_256:
     total:
       calls: 1
-      instructions: 580539999
+      instructions: 580539995
       heap_increase: 0
       stable_memory_increase: 49
     scopes: {}
@@ -639,14 +639,14 @@ benches:
   btreemap_v2_insert_blob_32_4:
     total:
       calls: 1
-      instructions: 517270579
+      instructions: 517270458
       heap_increase: 0
       stable_memory_increase: 8
     scopes: {}
   btreemap_v2_insert_blob_32_512:
     total:
       calls: 1
-      instructions: 619389683
+      instructions: 619389679
       heap_increase: 0
       stable_memory_increase: 91
     scopes: {}
@@ -667,7 +667,7 @@ benches:
   btreemap_v2_insert_blob_4_128:
     total:
       calls: 1
-      instructions: 416771981
+      instructions: 416771979
       heap_increase: 0
       stable_memory_increase: 13
     scopes: {}
@@ -688,21 +688,21 @@ benches:
   btreemap_v2_insert_blob_8_128:
     total:
       calls: 1
-      instructions: 468148616
+      instructions: 468148614
       heap_increase: 0
       stable_memory_increase: 20
     scopes: {}
   btreemap_v2_insert_u64_blob8:
     total:
       calls: 1
-      instructions: 414577133
+      instructions: 414576382
       heap_increase: 0
       stable_memory_increase: 5
     scopes: {}
   btreemap_v2_insert_u64_u64:
     total:
       calls: 1
-      instructions: 422338489
+      instructions: 422330046
       heap_increase: 0
       stable_memory_increase: 6
     scopes: {}
@@ -723,42 +723,42 @@ benches:
   btreemap_v2_insert_vec_1024_128:
     total:
       calls: 1
-      instructions: 2755817960
+      instructions: 2754951595
       heap_increase: 0
       stable_memory_increase: 193
     scopes: {}
   btreemap_v2_insert_vec_128_128:
     total:
       calls: 1
-      instructions: 1020900744
+      instructions: 1020500188
       heap_increase: 0
       stable_memory_increase: 51
     scopes: {}
   btreemap_v2_insert_vec_16_128:
     total:
       calls: 1
-      instructions: 715822950
+      instructions: 715742553
       heap_increase: 0
       stable_memory_increase: 31
     scopes: {}
   btreemap_v2_insert_vec_256_128:
     total:
       calls: 1
-      instructions: 1412409929
+      instructions: 1411749920
       heap_increase: 0
       stable_memory_increase: 71
     scopes: {}
   btreemap_v2_insert_vec_32_1024:
     total:
       calls: 1
-      instructions: 1186725209
+      instructions: 1186365514
       heap_increase: 0
       stable_memory_increase: 171
     scopes: {}
   btreemap_v2_insert_vec_32_128:
     total:
       calls: 1
-      instructions: 763098584
+      instructions: 762982430
       heap_increase: 0
       stable_memory_increase: 33
     scopes: {}
@@ -772,7 +772,7 @@ benches:
   btreemap_v2_insert_vec_32_256:
     total:
       calls: 1
-      instructions: 876944445
+      instructions: 876695164
       heap_increase: 0
       stable_memory_increase: 54
     scopes: {}
@@ -793,14 +793,14 @@ benches:
   btreemap_v2_insert_vec_32_512:
     total:
       calls: 1
-      instructions: 982741023
+      instructions: 982434078
       heap_increase: 0
       stable_memory_increase: 91
     scopes: {}
   btreemap_v2_insert_vec_32_64:
     total:
       calls: 1
-      instructions: 700044684
+      instructions: 700027644
       heap_increase: 0
       stable_memory_increase: 24
     scopes: {}
@@ -814,28 +814,28 @@ benches:
   btreemap_v2_insert_vec_4_128:
     total:
       calls: 1
-      instructions: 610557656
+      instructions: 610509942
       heap_increase: 0
       stable_memory_increase: 16
     scopes: {}
   btreemap_v2_insert_vec_512_128:
     total:
       calls: 1
-      instructions: 1870040041
+      instructions: 1869244541
       heap_increase: 0
       stable_memory_increase: 112
     scopes: {}
   btreemap_v2_insert_vec_64_128:
     total:
       calls: 1
-      instructions: 854496424
+      instructions: 854296045
       heap_increase: 0
       stable_memory_increase: 41
     scopes: {}
   btreemap_v2_insert_vec_8_128:
     total:
       calls: 1
-      instructions: 672749097
+      instructions: 672685145
       heap_increase: 0
       stable_memory_increase: 23
     scopes: {}
@@ -856,21 +856,21 @@ benches:
   btreemap_v2_mem_manager_contains_u64_u64:
     total:
       calls: 1
-      instructions: 309518211
+      instructions: 309491909
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_contains_u64_vec512:
     total:
       calls: 1
-      instructions: 393660530
+      instructions: 393000497
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_contains_vec512_u64:
     total:
       calls: 1
-      instructions: 1230138278
+      instructions: 1228107785
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -891,28 +891,28 @@ benches:
   btreemap_v2_mem_manager_get_u64_u64:
     total:
       calls: 1
-      instructions: 320447888
+      instructions: 320421253
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_get_u64_vec512:
     total:
       calls: 1
-      instructions: 417439200
+      instructions: 416742620
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_get_vec512_u64:
     total:
       calls: 1
-      instructions: 1270886805
+      instructions: 1268826315
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_blob512_u64:
     total:
       calls: 1
-      instructions: 3144795237
+      instructions: 3144795031
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -926,28 +926,28 @@ benches:
   btreemap_v2_mem_manager_insert_u64_u64:
     total:
       calls: 1
-      instructions: 542134105
+      instructions: 542109796
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_u64_vec512:
     total:
       calls: 1
-      instructions: 857102440
+      instructions: 856113236
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_vec512_u64:
     total:
       calls: 1
-      instructions: 1990619289
+      instructions: 1988126574
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_blob512_u64:
     total:
       calls: 1
-      instructions: 4345569744
+      instructions: 4345569624
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -961,28 +961,28 @@ benches:
   btreemap_v2_mem_manager_remove_u64_u64:
     total:
       calls: 1
-      instructions: 775116764
+      instructions: 775057353
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_vec512:
     total:
       calls: 1
-      instructions: 1258502326
+      instructions: 1257205781
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_vec512_u64:
     total:
       calls: 1
-      instructions: 3127317024
+      instructions: 3124274196
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob8_u64:
     total:
       calls: 1
-      instructions: 618090434
+      instructions: 618052874
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1003,7 +1003,7 @@ benches:
   btreemap_v2_pop_first_blob_16_128:
     total:
       calls: 1
-      instructions: 759917462
+      instructions: 759917456
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1031,14 +1031,14 @@ benches:
   btreemap_v2_pop_first_blob_32_16:
     total:
       calls: 1
-      instructions: 816201318
+      instructions: 816201309
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob_32_256:
     total:
       calls: 1
-      instructions: 909759157
+      instructions: 909759155
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1052,7 +1052,7 @@ benches:
   btreemap_v2_pop_first_blob_32_4:
     total:
       calls: 1
-      instructions: 799113858
+      instructions: 799113016
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1073,7 +1073,7 @@ benches:
   btreemap_v2_pop_first_blob_32_8:
     total:
       calls: 1
-      instructions: 817717612
+      instructions: 817717545
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1087,7 +1087,7 @@ benches:
   btreemap_v2_pop_first_blob_512_128:
     total:
       calls: 1
-      instructions: 4633016216
+      instructions: 4633016211
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1101,21 +1101,21 @@ benches:
   btreemap_v2_pop_first_blob_8_128:
     total:
       calls: 1
-      instructions: 621633905
+      instructions: 621633897
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_u64_blob8:
     total:
       calls: 1
-      instructions: 692345223
+      instructions: 692337487
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_u64_u64:
     total:
       calls: 1
-      instructions: 704389945
+      instructions: 704343886
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1136,42 +1136,42 @@ benches:
   btreemap_v2_pop_first_vec_1024_128:
     total:
       calls: 1
-      instructions: 4064558554
+      instructions: 4063118484
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_128_128:
     total:
       calls: 1
-      instructions: 1525332389
+      instructions: 1524674086
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_16_128:
     total:
       calls: 1
-      instructions: 1045091679
+      instructions: 1044976855
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_256_128:
     total:
       calls: 1
-      instructions: 2039476885
+      instructions: 2038407602
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_1024:
     total:
       calls: 1
-      instructions: 1705172191
+      instructions: 1704562077
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_128:
     total:
       calls: 1
-      instructions: 1109400656
+      instructions: 1109216918
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1185,7 +1185,7 @@ benches:
   btreemap_v2_pop_first_vec_32_256:
     total:
       calls: 1
-      instructions: 1236079880
+      instructions: 1235683366
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1206,14 +1206,14 @@ benches:
   btreemap_v2_pop_first_vec_32_512:
     total:
       calls: 1
-      instructions: 1390102731
+      instructions: 1389598659
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_64:
     total:
       calls: 1
-      instructions: 990904536
+      instructions: 990877136
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1227,35 +1227,35 @@ benches:
   btreemap_v2_pop_first_vec_4_128:
     total:
       calls: 1
-      instructions: 550099083
+      instructions: 550057639
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_512_128:
     total:
       calls: 1
-      instructions: 2734162267
+      instructions: 2732880518
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_64_128:
     total:
       calls: 1
-      instructions: 1252743885
+      instructions: 1252431764
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_8_128:
     total:
       calls: 1
-      instructions: 865582293
+      instructions: 865500180
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_blob8_u64:
     total:
       calls: 1
-      instructions: 596411483
+      instructions: 596374933
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1276,7 +1276,7 @@ benches:
   btreemap_v2_pop_last_blob_16_128:
     total:
       calls: 1
-      instructions: 733631731
+      instructions: 733631729
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1304,14 +1304,14 @@ benches:
   btreemap_v2_pop_last_blob_32_16:
     total:
       calls: 1
-      instructions: 789994318
+      instructions: 789994314
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_blob_32_256:
     total:
       calls: 1
-      instructions: 878910008
+      instructions: 878910004
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1325,7 +1325,7 @@ benches:
   btreemap_v2_pop_last_blob_32_4:
     total:
       calls: 1
-      instructions: 776967354
+      instructions: 776966577
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1346,7 +1346,7 @@ benches:
   btreemap_v2_pop_last_blob_32_8:
     total:
       calls: 1
-      instructions: 790948150
+      instructions: 790948080
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1360,7 +1360,7 @@ benches:
   btreemap_v2_pop_last_blob_512_128:
     total:
       calls: 1
-      instructions: 4464467005
+      instructions: 4464467003
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1374,21 +1374,21 @@ benches:
   btreemap_v2_pop_last_blob_8_128:
     total:
       calls: 1
-      instructions: 615779381
+      instructions: 615779375
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_u64_blob8:
     total:
       calls: 1
-      instructions: 670890736
+      instructions: 670881800
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_u64_u64:
     total:
       calls: 1
-      instructions: 682378065
+      instructions: 682333465
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1409,42 +1409,42 @@ benches:
   btreemap_v2_pop_last_vec_1024_128:
     total:
       calls: 1
-      instructions: 4282221124
+      instructions: 4280820444
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_128_128:
     total:
       calls: 1
-      instructions: 1530782702
+      instructions: 1530096239
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_16_128:
     total:
       calls: 1
-      instructions: 1025882878
+      instructions: 1025765050
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_256_128:
     total:
       calls: 1
-      instructions: 2100215524
+      instructions: 2099090137
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_1024:
     total:
       calls: 1
-      instructions: 1679382300
+      instructions: 1678783175
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_128:
     total:
       calls: 1
-      instructions: 1084255692
+      instructions: 1084068326
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1458,7 +1458,7 @@ benches:
   btreemap_v2_pop_last_vec_32_256:
     total:
       calls: 1
-      instructions: 1211855390
+      instructions: 1211451406
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1479,14 +1479,14 @@ benches:
   btreemap_v2_pop_last_vec_32_512:
     total:
       calls: 1
-      instructions: 1374505316
+      instructions: 1373988868
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_64:
     total:
       calls: 1
-      instructions: 969480440
+      instructions: 969449696
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1500,28 +1500,28 @@ benches:
   btreemap_v2_pop_last_vec_4_128:
     total:
       calls: 1
-      instructions: 535670457
+      instructions: 535628180
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_512_128:
     total:
       calls: 1
-      instructions: 2833623569
+      instructions: 2832332752
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_64_128:
     total:
       calls: 1
-      instructions: 1240791526
+      instructions: 1240461549
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_8_128:
     total:
       calls: 1
-      instructions: 865273560
+      instructions: 865186348
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1535,14 +1535,14 @@ benches:
   btreemap_v2_range_count_1k_10kib:
     total:
       calls: 1
-      instructions: 2577695
+      instructions: 2576893
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_range_count_20_10mib:
     total:
       calls: 1
-      instructions: 20576224
+      instructions: 20576208
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1556,14 +1556,14 @@ benches:
   btreemap_v2_range_key_sum_1k_10kib:
     total:
       calls: 1
-      instructions: 56943685
+      instructions: 56941685
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_range_key_sum_20_10mib:
     total:
       calls: 1
-      instructions: 1105820851
+      instructions: 1105820811
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1577,28 +1577,28 @@ benches:
   btreemap_v2_range_value_sum_1k_10kib:
     total:
       calls: 1
-      instructions: 56955681
+      instructions: 56953681
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_range_value_sum_20_10mib:
     total:
       calls: 1
-      instructions: 1105821087
+      instructions: 1105821047
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_10mib_values:
     total:
       calls: 1
-      instructions: 4715402661
+      instructions: 4715402347
       heap_increase: 0
       stable_memory_increase: 657
     scopes: {}
   btreemap_v2_remove_blob8_u64:
     total:
       calls: 1
-      instructions: 597471560
+      instructions: 597453896
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1640,7 +1640,7 @@ benches:
   btreemap_v2_remove_blob_32_128:
     total:
       calls: 1
-      instructions: 762964328
+      instructions: 762964326
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1654,7 +1654,7 @@ benches:
   btreemap_v2_remove_blob_32_256:
     total:
       calls: 1
-      instructions: 799333567
+      instructions: 799333553
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1668,7 +1668,7 @@ benches:
   btreemap_v2_remove_blob_32_4:
     total:
       calls: 1
-      instructions: 712644627
+      instructions: 712644428
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1689,14 +1689,14 @@ benches:
   btreemap_v2_remove_blob_32_8:
     total:
       calls: 1
-      instructions: 712284284
+      instructions: 712284255
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_4_128:
     total:
       calls: 1
-      instructions: 464428691
+      instructions: 464428683
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1724,14 +1724,14 @@ benches:
   btreemap_v2_remove_u64_blob8:
     total:
       calls: 1
-      instructions: 582441841
+      instructions: 582438955
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_u64_u64:
     total:
       calls: 1
-      instructions: 604012903
+      instructions: 603991400
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1752,42 +1752,42 @@ benches:
   btreemap_v2_remove_vec_1024_128:
     total:
       calls: 1
-      instructions: 4493323799
+      instructions: 4492273316
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_128_128:
     total:
       calls: 1
-      instructions: 1444284036
+      instructions: 1443820467
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_16_128:
     total:
       calls: 1
-      instructions: 930808421
+      instructions: 930737073
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_256_128:
     total:
       calls: 1
-      instructions: 2258731746
+      instructions: 2257933822
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_1024:
     total:
       calls: 1
-      instructions: 1715515261
+      instructions: 1715056108
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_128:
     total:
       calls: 1
-      instructions: 1045394123
+      instructions: 1045274602
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1801,7 +1801,7 @@ benches:
   btreemap_v2_remove_vec_32_256:
     total:
       calls: 1
-      instructions: 1260297055
+      instructions: 1259996537
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1822,14 +1822,14 @@ benches:
   btreemap_v2_remove_vec_32_512:
     total:
       calls: 1
-      instructions: 1422219179
+      instructions: 1421829984
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_64:
     total:
       calls: 1
-      instructions: 982768027
+      instructions: 982754647
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1843,28 +1843,28 @@ benches:
   btreemap_v2_remove_vec_4_128:
     total:
       calls: 1
-      instructions: 670200794
+      instructions: 670163829
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_512_128:
     total:
       calls: 1
-      instructions: 3098493866
+      instructions: 3097537713
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_64_128:
     total:
       calls: 1
-      instructions: 1202621976
+      instructions: 1202406303
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_8_128:
     total:
       calls: 1
-      instructions: 834081802
+      instructions: 834024753
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1878,14 +1878,14 @@ benches:
   btreemap_v2_scan_iter_1k_10kib:
     total:
       calls: 1
-      instructions: 56745813
+      instructions: 56743813
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_scan_iter_20_10mib:
     total:
       calls: 1
-      instructions: 1103713223
+      instructions: 1103713183
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1899,14 +1899,14 @@ benches:
   btreemap_v2_scan_iter_rev_1k_10kib:
     total:
       calls: 1
-      instructions: 56724199
+      instructions: 56722199
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_scan_iter_rev_20_10mib:
     total:
       calls: 1
-      instructions: 1103712802
+      instructions: 1103712762
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1920,14 +1920,14 @@ benches:
   btreemap_v2_scan_keys_1k_10kib:
     total:
       calls: 1
-      instructions: 2515096
+      instructions: 2514294
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_scan_keys_20_10mib:
     total:
       calls: 1
-      instructions: 18468514
+      instructions: 18468498
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1941,14 +1941,14 @@ benches:
   btreemap_v2_scan_keys_rev_1k_10kib:
     total:
       calls: 1
-      instructions: 2495148
+      instructions: 2494346
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_scan_keys_rev_20_10mib:
     total:
       calls: 1
-      instructions: 18468530
+      instructions: 18468514
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1962,14 +1962,14 @@ benches:
   btreemap_v2_scan_values_1k_10kib:
     total:
       calls: 1
-      instructions: 56723151
+      instructions: 56721151
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_scan_values_20_10mib:
     total:
       calls: 1
-      instructions: 1103712773
+      instructions: 1103712733
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1983,14 +1983,14 @@ benches:
   btreemap_v2_scan_values_rev_1k_10kib:
     total:
       calls: 1
-      instructions: 56702201
+      instructions: 56700201
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_scan_values_rev_20_10mib:
     total:
       calls: 1
-      instructions: 1103712364
+      instructions: 1103712324
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
diff --git a/benchmarks/btreeset/canbench_results.yml b/benchmarks/btreeset/canbench_results.yml
index d763e5b2..8ceee3fd 100644
--- a/benchmarks/btreeset/canbench_results.yml
+++ b/benchmarks/btreeset/canbench_results.yml
@@ -2,196 +2,196 @@ benches:
   btreeset_insert_blob_1024:
     total:
       calls: 1
-      instructions: 7299000416
+      instructions: 7297866433
       heap_increase: 1
       stable_memory_increase: 256
     scopes: {}
   btreeset_insert_blob_128:
     total:
       calls: 1
-      instructions: 1667825266
+      instructions: 1666691283
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_16:
     total:
       calls: 1
-      instructions: 745978342
+      instructions: 745215772
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_256:
     total:
       calls: 1
-      instructions: 2479359135
+      instructions: 2478225152
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_32:
     total:
       calls: 1
-      instructions: 845281597
+      instructions: 844339453
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_512:
     total:
       calls: 1
-      instructions: 4083490316
+      instructions: 4082356333
       heap_increase: 0
       stable_memory_increase: 128
     scopes: {}
   btreeset_insert_blob_64:
     total:
       calls: 1
-      instructions: 1009390653
+      instructions: 1008378252
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_8:
     total:
       calls: 1
-      instructions: 723528608
+      instructions: 722796923
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_u32:
     total:
       calls: 1
-      instructions: 569822767
+      instructions: 569731303
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_u64:
     total:
       calls: 1
-      instructions: 589367154
+      instructions: 589213959
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_1024:
     total:
       calls: 1
-      instructions: 108717621
+      instructions: 108717480
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_128:
     total:
       calls: 1
-      instructions: 18182468
+      instructions: 18182327
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_16:
     total:
       calls: 1
-      instructions: 3647564
+      instructions: 3647475
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_256:
     total:
       calls: 1
-      instructions: 31425995
+      instructions: 31425854
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_32:
     total:
       calls: 1
-      instructions: 4922338
+      instructions: 4922239
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_512:
     total:
       calls: 1
-      instructions: 57189378
+      instructions: 57189237
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_64:
     total:
       calls: 1
-      instructions: 10298171
+      instructions: 10298042
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_blob_8:
     total:
       calls: 1
-      instructions: 3391669
+      instructions: 3391579
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_u32:
     total:
       calls: 1
-      instructions: 2493491
+      instructions: 2493481
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_intersection_u64:
     total:
       calls: 1
-      instructions: 2511580
+      instructions: 2511564
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_1024:
     total:
       calls: 1
-      instructions: 52538789
+      instructions: 52538700
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_128:
     total:
       calls: 1
-      instructions: 9489041
+      instructions: 9488952
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_16:
     total:
       calls: 1
-      instructions: 2342951
+      instructions: 2342914
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_256:
     total:
       calls: 1
-      instructions: 15786746
+      instructions: 15786657
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_32:
     total:
       calls: 1
-      instructions: 3010101
+      instructions: 3010054
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_512:
     total:
       calls: 1
-      instructions: 28037719
+      instructions: 28037630
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_64:
     total:
       calls: 1
-      instructions: 5459465
+      instructions: 5459388
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_disjoint_blob_8:
     total:
       calls: 1
-      instructions: 2251626
+      instructions: 2251588
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -282,126 +282,126 @@ benches:
   btreeset_is_superset_blob_1024:
     total:
       calls: 1
-      instructions: 91980566
+      instructions: 91980425
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_128:
     total:
       calls: 1
-      instructions: 15754586
+      instructions: 15754445
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_16:
     total:
       calls: 1
-      instructions: 3567187
+      instructions: 3567098
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_256:
     total:
       calls: 1
-      instructions: 26967066
+      instructions: 26966925
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_32:
     total:
       calls: 1
-      instructions: 4791982
+      instructions: 4791883
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_512:
     total:
       calls: 1
-      instructions: 48630876
+      instructions: 48630735
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_64:
     total:
       calls: 1
-      instructions: 8895173
+      instructions: 8895044
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_blob_8:
     total:
       calls: 1
-      instructions: 3336756
+      instructions: 3336666
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_u32:
     total:
       calls: 1
-      instructions: 2492203
+      instructions: 2492193
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_is_superset_u64:
     total:
       calls: 1
-      instructions: 2510655
+      instructions: 2510639
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_1024:
     total:
       calls: 1
-      instructions: 435128533
+      instructions: 435128581
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_128:
     total:
       calls: 1
-      instructions: 77513249
+      instructions: 77513297
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_16:
     total:
       calls: 1
-      instructions: 17507842
+      instructions: 17507874
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_256:
     total:
       calls: 1
-      instructions: 129686686
+      instructions: 129686734
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_32:
     total:
       calls: 1
-      instructions: 23964269
+      instructions: 23964306
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_512:
     total:
       calls: 1
-      instructions: 231606160
+      instructions: 231606208
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_64:
     total:
       calls: 1
-      instructions: 42407224
+      instructions: 42407274
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_iter_blob_8:
     total:
       calls: 1
-      instructions: 16849490
+      instructions: 16849520
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -422,56 +422,56 @@ benches:
   btreeset_range_blob_1024:
     total:
       calls: 1
-      instructions: 263016902
+      instructions: 263016896
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_128:
     total:
       calls: 1
-      instructions: 47362856
+      instructions: 47362850
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_16:
     total:
       calls: 1
-      instructions: 11550023
+      instructions: 11550015
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_256:
     total:
       calls: 1
-      instructions: 80331550
+      instructions: 80331544
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_32:
     total:
       calls: 1
-      instructions: 15400058
+      instructions: 15400052
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_512:
     total:
       calls: 1
-      instructions: 140685796
+      instructions: 140685790
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_64:
     total:
       calls: 1
-      instructions: 26559869
+      instructions: 26559863
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_range_blob_8:
     total:
       calls: 1
-      instructions: 11166395
+      instructions: 11166386
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -492,210 +492,210 @@ benches:
   btreeset_remove_blob_1024:
     total:
       calls: 1
-      instructions: 7754992714
+      instructions: 7754001177
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_128:
     total:
       calls: 1
-      instructions: 1699483367
+      instructions: 1698491830
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_16:
     total:
       calls: 1
-      instructions: 738626065
+      instructions: 737563040
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_256:
     total:
       calls: 1
-      instructions: 2566763696
+      instructions: 2565772159
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_32:
     total:
       calls: 1
-      instructions: 835029833
+      instructions: 834151359
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_512:
     total:
       calls: 1
-      instructions: 4293706556
+      instructions: 4292715019
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_64:
     total:
       calls: 1
-      instructions: 1018269288
+      instructions: 1017359385
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_8:
     total:
       calls: 1
-      instructions: 716306561
+      instructions: 715231747
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_u32:
     total:
       calls: 1
-      instructions: 560662305
+      instructions: 560438067
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_u64:
     total:
       calls: 1
-      instructions: 584628567
+      instructions: 584283063
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_1024:
     total:
       calls: 1
-      instructions: 108731747
+      instructions: 108731606
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_128:
     total:
       calls: 1
-      instructions: 18185842
+      instructions: 18185701
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_16:
     total:
       calls: 1
-      instructions: 3649188
+      instructions: 3649099
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_256:
     total:
       calls: 1
-      instructions: 31430905
+      instructions: 31430764
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_32:
     total:
       calls: 1
-      instructions: 4924006
+      instructions: 4923907
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_512:
     total:
       calls: 1
-      instructions: 57197360
+      instructions: 57197219
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_64:
     total:
       calls: 1
-      instructions: 10300777
+      instructions: 10300648
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_blob_8:
     total:
       calls: 1
-      instructions: 3393272
+      instructions: 3393182
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_u32:
     total:
       calls: 1
-      instructions: 2509599
+      instructions: 2509589
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_symmetric_difference_u64:
     total:
       calls: 1
-      instructions: 2517665
+      instructions: 2517649
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_1024:
     total:
       calls: 1
-      instructions: 108732255
+      instructions: 108732114
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_128:
     total:
       calls: 1
-      instructions: 18186350
+      instructions: 18186209
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_16:
     total:
       calls: 1
-      instructions: 3649696
+      instructions: 3649607
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_256:
     total:
       calls: 1
-      instructions: 31431413
+      instructions: 31431272
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_32:
     total:
       calls: 1
-      instructions: 4924514
+      instructions: 4924415
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_512:
     total:
       calls: 1
-      instructions: 57197868
+      instructions: 57197727
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_64:
     total:
       calls: 1
-      instructions: 10301285
+      instructions: 10301156
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_blob_8:
     total:
       calls: 1
-      instructions: 3393780
+      instructions: 3393690
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_u32:
     total:
       calls: 1
-      instructions: 2507106
+      instructions: 2507096
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_union_u64:
     total:
       calls: 1
-      instructions: 2513175
+      instructions: 2513159
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
diff --git a/benchmarks/compare/canbench_results.yml b/benchmarks/compare/canbench_results.yml
index 6648234f..c6db68c8 100644
--- a/benchmarks/compare/canbench_results.yml
+++ b/benchmarks/compare/canbench_results.yml
@@ -2,21 +2,21 @@ benches:
   read_chunks_btreemap_1:
     total:
       calls: 1
-      instructions: 149241200
+      instructions: 148723640
       heap_increase: 1601
       stable_memory_increase: 0
     scopes: {}
   read_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 500055724
+      instructions: 499445396
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   read_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 43947440713
+      instructions: 43947440627
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -72,14 +72,14 @@ benches:
   write_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 4197203368
+      instructions: 4191327135
       heap_increase: 2
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 88858441931
+      instructions: 88839231407
       heap_increase: 0
       stable_memory_increase: 3072
     scopes: {}
diff --git a/src/btreemap/node/io.rs b/src/btreemap/node/io.rs
index 87d0031b..7424c9dc 100644
--- a/src/btreemap/node/io.rs
+++ b/src/btreemap/node/io.rs
@@ -46,14 +46,22 @@ impl<M: Memory> Memory for NodeReader<'_, M> {
         {
             // SAFETY: read_unsafe() is safe to call iff position + length <= count since the
             // caller guarantees that we can write `count` number of bytes to `dst`.
-            let len = length.get() as usize;
-            assert!(position + len <= count);
-            let addr = match page_idx {
-                0 => self.address,                 // Initial page.
-                _ => self.overflows[page_idx - 1], // Overflow page.
-            } + offset;
-            self.memory.read_unsafe(addr.get(), dst.add(position), len);
-            position += len;
+            assert!(position + length.get() as usize <= count);
+            if page_idx == 0 {
+                self.memory.read_unsafe(
+                    (self.address + offset).get(),
+                    dst.add(position),
+                    length.get() as usize,
+                );
+            } else {
+                self.memory.read_unsafe(
+                    (self.overflows[page_idx - 1] + offset).get(),
+                    dst.add(position),
+                    length.get() as usize,
+                );
+            }
+
+            position += length.get() as usize;
         }
     }
 

From 74b35036cd76faa72a0eaadde8c0319f5d48fb7c Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 21:13:40 +0200
Subject: [PATCH 12/13] .

---
 src/btreemap/node/io.rs | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/src/btreemap/node/io.rs b/src/btreemap/node/io.rs
index 7424c9dc..c4e1ab71 100644
--- a/src/btreemap/node/io.rs
+++ b/src/btreemap/node/io.rs
@@ -44,24 +44,22 @@ impl<M: Memory> Memory for NodeReader<'_, M> {
             length,
         } in iter
         {
-            // SAFETY: read_unsafe() is safe to call iff position + length <= count since the
+            // SAFETY: read_unsafe() is safe to call iff `position + length <= count` since the
             // caller guarantees that we can write `count` number of bytes to `dst`.
-            assert!(position + length.get() as usize <= count);
+            let len = length.get() as usize;
+            assert!(position + len <= count);
             if page_idx == 0 {
-                self.memory.read_unsafe(
-                    (self.address + offset).get(),
-                    dst.add(position),
-                    length.get() as usize,
-                );
+                self.memory
+                    .read_unsafe((self.address + offset).get(), dst.add(position), len);
             } else {
                 self.memory.read_unsafe(
                     (self.overflows[page_idx - 1] + offset).get(),
                     dst.add(position),
-                    length.get() as usize,
+                    len,
                 );
             }
 
-            position += length.get() as usize;
+            position += len;
         }
     }
 

From df5e0b6ba7fefa452bc350b431742a8d3434e897 Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Mon, 30 Jun 2025 21:20:59 +0200
Subject: [PATCH 13/13] improve perf

---
 benchmarks/btreemap/canbench_results.yml | 210 +++++++++++------------
 benchmarks/btreeset/canbench_results.yml |  40 ++---
 benchmarks/compare/canbench_results.yml  |   6 +-
 src/btreemap/node/io.rs                  |  34 ++--
 4 files changed, 150 insertions(+), 140 deletions(-)

diff --git a/benchmarks/btreemap/canbench_results.yml b/benchmarks/btreemap/canbench_results.yml
index bcde2e7c..726a4c72 100644
--- a/benchmarks/btreemap/canbench_results.yml
+++ b/benchmarks/btreemap/canbench_results.yml
@@ -562,14 +562,14 @@ benches:
   btreemap_v2_insert_10mib_values:
     total:
       calls: 1
-      instructions: 4393249977
+      instructions: 4389914887
       heap_increase: 161
       stable_memory_increase: 3613
     scopes: {}
   btreemap_v2_insert_blob8_u64:
     total:
       calls: 1
-      instructions: 445164223
+      instructions: 445148380
       heap_increase: 0
       stable_memory_increase: 4
     scopes: {}
@@ -590,7 +590,7 @@ benches:
   btreemap_v2_insert_blob_16_128:
     total:
       calls: 1
-      instructions: 495692433
+      instructions: 495692426
       heap_increase: 0
       stable_memory_increase: 24
     scopes: {}
@@ -618,14 +618,14 @@ benches:
   btreemap_v2_insert_blob_32_16:
     total:
       calls: 1
-      instructions: 526876123
+      instructions: 526876092
       heap_increase: 0
       stable_memory_increase: 11
     scopes: {}
   btreemap_v2_insert_blob_32_256:
     total:
       calls: 1
-      instructions: 580539995
+      instructions: 580539981
       heap_increase: 0
       stable_memory_increase: 49
     scopes: {}
@@ -639,14 +639,14 @@ benches:
   btreemap_v2_insert_blob_32_4:
     total:
       calls: 1
-      instructions: 517270458
+      instructions: 517270027
       heap_increase: 0
       stable_memory_increase: 8
     scopes: {}
   btreemap_v2_insert_blob_32_512:
     total:
       calls: 1
-      instructions: 619389679
+      instructions: 619389665
       heap_increase: 0
       stable_memory_increase: 91
     scopes: {}
@@ -667,7 +667,7 @@ benches:
   btreemap_v2_insert_blob_4_128:
     total:
       calls: 1
-      instructions: 416771979
+      instructions: 416771974
       heap_increase: 0
       stable_memory_increase: 13
     scopes: {}
@@ -688,21 +688,21 @@ benches:
   btreemap_v2_insert_blob_8_128:
     total:
       calls: 1
-      instructions: 468148614
+      instructions: 468148607
       heap_increase: 0
       stable_memory_increase: 20
     scopes: {}
   btreemap_v2_insert_u64_blob8:
     total:
       calls: 1
-      instructions: 414576382
+      instructions: 414573520
       heap_increase: 0
       stable_memory_increase: 5
     scopes: {}
   btreemap_v2_insert_u64_u64:
     total:
       calls: 1
-      instructions: 422330046
+      instructions: 422311308
       heap_increase: 0
       stable_memory_increase: 6
     scopes: {}
@@ -723,42 +723,42 @@ benches:
   btreemap_v2_insert_vec_1024_128:
     total:
       calls: 1
-      instructions: 2754951595
+      instructions: 2751883354
       heap_increase: 0
       stable_memory_increase: 193
     scopes: {}
   btreemap_v2_insert_vec_128_128:
     total:
       calls: 1
-      instructions: 1020500188
+      instructions: 1018986630
       heap_increase: 0
       stable_memory_increase: 51
     scopes: {}
   btreemap_v2_insert_vec_16_128:
     total:
       calls: 1
-      instructions: 715742553
+      instructions: 715440972
       heap_increase: 0
       stable_memory_increase: 31
     scopes: {}
   btreemap_v2_insert_vec_256_128:
     total:
       calls: 1
-      instructions: 1411749920
+      instructions: 1409430838
       heap_increase: 0
       stable_memory_increase: 71
     scopes: {}
   btreemap_v2_insert_vec_32_1024:
     total:
       calls: 1
-      instructions: 1186365514
+      instructions: 1184814611
       heap_increase: 0
       stable_memory_increase: 171
     scopes: {}
   btreemap_v2_insert_vec_32_128:
     total:
       calls: 1
-      instructions: 762982430
+      instructions: 762530013
       heap_increase: 0
       stable_memory_increase: 33
     scopes: {}
@@ -772,7 +772,7 @@ benches:
   btreemap_v2_insert_vec_32_256:
     total:
       calls: 1
-      instructions: 876695164
+      instructions: 875753632
       heap_increase: 0
       stable_memory_increase: 54
     scopes: {}
@@ -793,14 +793,14 @@ benches:
   btreemap_v2_insert_vec_32_512:
     total:
       calls: 1
-      instructions: 982434078
+      instructions: 981187745
       heap_increase: 0
       stable_memory_increase: 91
     scopes: {}
   btreemap_v2_insert_vec_32_64:
     total:
       calls: 1
-      instructions: 700027644
+      instructions: 699970006
       heap_increase: 0
       stable_memory_increase: 24
     scopes: {}
@@ -814,28 +814,28 @@ benches:
   btreemap_v2_insert_vec_4_128:
     total:
       calls: 1
-      instructions: 610509942
+      instructions: 610329720
       heap_increase: 0
       stable_memory_increase: 16
     scopes: {}
   btreemap_v2_insert_vec_512_128:
     total:
       calls: 1
-      instructions: 1869244541
+      instructions: 1866471276
       heap_increase: 0
       stable_memory_increase: 112
     scopes: {}
   btreemap_v2_insert_vec_64_128:
     total:
       calls: 1
-      instructions: 854296045
+      instructions: 853527323
       heap_increase: 0
       stable_memory_increase: 41
     scopes: {}
   btreemap_v2_insert_vec_8_128:
     total:
       calls: 1
-      instructions: 672685145
+      instructions: 672412257
       heap_increase: 0
       stable_memory_increase: 23
     scopes: {}
@@ -912,7 +912,7 @@ benches:
   btreemap_v2_mem_manager_insert_blob512_u64:
     total:
       calls: 1
-      instructions: 3144795031
+      instructions: 3144794685
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -926,63 +926,63 @@ benches:
   btreemap_v2_mem_manager_insert_u64_u64:
     total:
       calls: 1
-      instructions: 542109796
+      instructions: 542091058
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_u64_vec512:
     total:
       calls: 1
-      instructions: 856113236
+      instructions: 854848972
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_insert_vec512_u64:
     total:
       calls: 1
-      instructions: 1988126574
+      instructions: 1985385065
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_blob512_u64:
     total:
       calls: 1
-      instructions: 4345569624
+      instructions: 4345568982
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_blob512:
     total:
       calls: 1
-      instructions: 918003117
+      instructions: 918003096
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_u64:
     total:
       calls: 1
-      instructions: 775057353
+      instructions: 774990832
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_u64_vec512:
     total:
       calls: 1
-      instructions: 1257205781
+      instructions: 1255009601
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_mem_manager_remove_vec512_u64:
     total:
       calls: 1
-      instructions: 3124274196
+      instructions: 3119370019
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob8_u64:
     total:
       calls: 1
-      instructions: 618052874
+      instructions: 618004432
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1003,7 +1003,7 @@ benches:
   btreemap_v2_pop_first_blob_16_128:
     total:
       calls: 1
-      instructions: 759917456
+      instructions: 759917435
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1031,14 +1031,14 @@ benches:
   btreemap_v2_pop_first_blob_32_16:
     total:
       calls: 1
-      instructions: 816201309
+      instructions: 816201283
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob_32_256:
     total:
       calls: 1
-      instructions: 909759155
+      instructions: 909759141
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1052,14 +1052,14 @@ benches:
   btreemap_v2_pop_first_blob_32_4:
     total:
       calls: 1
-      instructions: 799113016
+      instructions: 799112085
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_blob_32_512:
     total:
       calls: 1
-      instructions: 974145560
+      instructions: 974145553
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1073,7 +1073,7 @@ benches:
   btreemap_v2_pop_first_blob_32_8:
     total:
       calls: 1
-      instructions: 817717545
+      instructions: 817717399
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1087,7 +1087,7 @@ benches:
   btreemap_v2_pop_first_blob_512_128:
     total:
       calls: 1
-      instructions: 4633016211
+      instructions: 4633016190
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1101,21 +1101,21 @@ benches:
   btreemap_v2_pop_first_blob_8_128:
     total:
       calls: 1
-      instructions: 621633897
+      instructions: 621633869
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_u64_blob8:
     total:
       calls: 1
-      instructions: 692337487
+      instructions: 692329103
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_u64_u64:
     total:
       calls: 1
-      instructions: 704343886
+      instructions: 704283252
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1136,42 +1136,42 @@ benches:
   btreemap_v2_pop_first_vec_1024_128:
     total:
       calls: 1
-      instructions: 4063118484
+      instructions: 4058561257
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_128_128:
     total:
       calls: 1
-      instructions: 1524674086
+      instructions: 1522614084
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_16_128:
     total:
       calls: 1
-      instructions: 1044976855
+      instructions: 1044640043
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_256_128:
     total:
       calls: 1
-      instructions: 2038407602
+      instructions: 2035052771
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_1024:
     total:
       calls: 1
-      instructions: 1704562077
+      instructions: 1702345063
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_128:
     total:
       calls: 1
-      instructions: 1109216918
+      instructions: 1108685023
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1185,7 +1185,7 @@ benches:
   btreemap_v2_pop_first_vec_32_256:
     total:
       calls: 1
-      instructions: 1235683366
+      instructions: 1234428372
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1206,14 +1206,14 @@ benches:
   btreemap_v2_pop_first_vec_32_512:
     total:
       calls: 1
-      instructions: 1389598659
+      instructions: 1387844690
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_32_64:
     total:
       calls: 1
-      instructions: 990877136
+      instructions: 990795901
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1227,35 +1227,35 @@ benches:
   btreemap_v2_pop_first_vec_4_128:
     total:
       calls: 1
-      instructions: 550057639
+      instructions: 549923267
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_512_128:
     total:
       calls: 1
-      instructions: 2732880518
+      instructions: 2728821380
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_64_128:
     total:
       calls: 1
-      instructions: 1252431764
+      instructions: 1251470670
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_first_vec_8_128:
     total:
       calls: 1
-      instructions: 865500180
+      instructions: 865247718
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_blob8_u64:
     total:
       calls: 1
-      instructions: 596374933
+      instructions: 596324464
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1276,7 +1276,7 @@ benches:
   btreemap_v2_pop_last_blob_16_128:
     total:
       calls: 1
-      instructions: 733631729
+      instructions: 733631722
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1290,7 +1290,7 @@ benches:
   btreemap_v2_pop_last_blob_32_1024:
     total:
       calls: 1
-      instructions: 1101403754
+      instructions: 1101403747
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1304,14 +1304,14 @@ benches:
   btreemap_v2_pop_last_blob_32_16:
     total:
       calls: 1
-      instructions: 789994314
+      instructions: 789994300
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_blob_32_256:
     total:
       calls: 1
-      instructions: 878910004
+      instructions: 878909990
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1325,7 +1325,7 @@ benches:
   btreemap_v2_pop_last_blob_32_4:
     total:
       calls: 1
-      instructions: 776966577
+      instructions: 776965442
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1346,7 +1346,7 @@ benches:
   btreemap_v2_pop_last_blob_32_8:
     total:
       calls: 1
-      instructions: 790948080
+      instructions: 790947962
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1360,7 +1360,7 @@ benches:
   btreemap_v2_pop_last_blob_512_128:
     total:
       calls: 1
-      instructions: 4464467003
+      instructions: 4464466989
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1374,21 +1374,21 @@ benches:
   btreemap_v2_pop_last_blob_8_128:
     total:
       calls: 1
-      instructions: 615779375
+      instructions: 615779354
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_u64_blob8:
     total:
       calls: 1
-      instructions: 670881800
+      instructions: 670872335
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_u64_u64:
     total:
       calls: 1
-      instructions: 682333465
+      instructions: 682270872
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1409,42 +1409,42 @@ benches:
   btreemap_v2_pop_last_vec_1024_128:
     total:
       calls: 1
-      instructions: 4280820444
+      instructions: 4276255634
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_128_128:
     total:
       calls: 1
-      instructions: 1530096239
+      instructions: 1528030235
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_16_128:
     total:
       calls: 1
-      instructions: 1025765050
+      instructions: 1025426502
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_256_128:
     total:
       calls: 1
-      instructions: 2099090137
+      instructions: 2095735884
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_1024:
     total:
       calls: 1
-      instructions: 1678783175
+      instructions: 1676567325
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_128:
     total:
       calls: 1
-      instructions: 1084068326
+      instructions: 1083533099
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1458,7 +1458,7 @@ benches:
   btreemap_v2_pop_last_vec_32_256:
     total:
       calls: 1
-      instructions: 1211451406
+      instructions: 1210196374
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1479,14 +1479,14 @@ benches:
   btreemap_v2_pop_last_vec_32_512:
     total:
       calls: 1
-      instructions: 1373988868
+      instructions: 1372237172
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_32_64:
     total:
       calls: 1
-      instructions: 969449696
+      instructions: 969366613
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1500,28 +1500,28 @@ benches:
   btreemap_v2_pop_last_vec_4_128:
     total:
       calls: 1
-      instructions: 535628180
+      instructions: 535497301
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_512_128:
     total:
       calls: 1
-      instructions: 2832332752
+      instructions: 2828271962
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_64_128:
     total:
       calls: 1
-      instructions: 1240461549
+      instructions: 1239503601
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_pop_last_vec_8_128:
     total:
       calls: 1
-      instructions: 865186348
+      instructions: 864933984
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1591,14 +1591,14 @@ benches:
   btreemap_v2_remove_10mib_values:
     total:
       calls: 1
-      instructions: 4715402347
+      instructions: 4711735840
       heap_increase: 0
       stable_memory_increase: 657
     scopes: {}
   btreemap_v2_remove_blob8_u64:
     total:
       calls: 1
-      instructions: 597453896
+      instructions: 597402521
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1633,14 +1633,14 @@ benches:
   btreemap_v2_remove_blob_32_1024:
     total:
       calls: 1
-      instructions: 998591604
+      instructions: 998591597
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_32_128:
     total:
       calls: 1
-      instructions: 762964326
+      instructions: 762964319
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1654,7 +1654,7 @@ benches:
   btreemap_v2_remove_blob_32_256:
     total:
       calls: 1
-      instructions: 799333553
+      instructions: 799333504
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1668,14 +1668,14 @@ benches:
   btreemap_v2_remove_blob_32_4:
     total:
       calls: 1
-      instructions: 712644428
+      instructions: 712643752
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_32_512:
     total:
       calls: 1
-      instructions: 872035204
+      instructions: 872035197
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1689,14 +1689,14 @@ benches:
   btreemap_v2_remove_blob_32_8:
     total:
       calls: 1
-      instructions: 712284255
+      instructions: 712284119
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_blob_4_128:
     total:
       calls: 1
-      instructions: 464428683
+      instructions: 464428655
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1724,14 +1724,14 @@ benches:
   btreemap_v2_remove_u64_blob8:
     total:
       calls: 1
-      instructions: 582438955
+      instructions: 582430661
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_u64_u64:
     total:
       calls: 1
-      instructions: 603991400
+      instructions: 603924879
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1752,42 +1752,42 @@ benches:
   btreemap_v2_remove_vec_1024_128:
     total:
       calls: 1
-      instructions: 4492273316
+      instructions: 4486822914
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_128_128:
     total:
       calls: 1
-      instructions: 1443820467
+      instructions: 1441411708
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_16_128:
     total:
       calls: 1
-      instructions: 930737073
+      instructions: 930370511
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_256_128:
     total:
       calls: 1
-      instructions: 2257933822
+      instructions: 2253983036
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_1024:
     total:
       calls: 1
-      instructions: 1715056108
+      instructions: 1712407887
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_128:
     total:
       calls: 1
-      instructions: 1045274602
+      instructions: 1044675402
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1801,7 +1801,7 @@ benches:
   btreemap_v2_remove_vec_32_256:
     total:
       calls: 1
-      instructions: 1259996537
+      instructions: 1258480662
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1822,14 +1822,14 @@ benches:
   btreemap_v2_remove_vec_32_512:
     total:
       calls: 1
-      instructions: 1421829984
+      instructions: 1419720324
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_32_64:
     total:
       calls: 1
-      instructions: 982754647
+      instructions: 982667924
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -1843,28 +1843,28 @@ benches:
   btreemap_v2_remove_vec_4_128:
     total:
       calls: 1
-      instructions: 670163829
+      instructions: 670016444
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_512_128:
     total:
       calls: 1
-      instructions: 3097537713
+      instructions: 3092666660
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_64_128:
     total:
       calls: 1
-      instructions: 1202406303
+      instructions: 1201307935
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreemap_v2_remove_vec_8_128:
     total:
       calls: 1
-      instructions: 834024753
+      instructions: 833748512
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
diff --git a/benchmarks/btreeset/canbench_results.yml b/benchmarks/btreeset/canbench_results.yml
index 8ceee3fd..67545f8d 100644
--- a/benchmarks/btreeset/canbench_results.yml
+++ b/benchmarks/btreeset/canbench_results.yml
@@ -2,70 +2,70 @@ benches:
   btreeset_insert_blob_1024:
     total:
       calls: 1
-      instructions: 7297866433
+      instructions: 7297615291
       heap_increase: 1
       stable_memory_increase: 256
     scopes: {}
   btreeset_insert_blob_128:
     total:
       calls: 1
-      instructions: 1666691283
+      instructions: 1666440141
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_16:
     total:
       calls: 1
-      instructions: 745215772
+      instructions: 745165513
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_256:
     total:
       calls: 1
-      instructions: 2478225152
+      instructions: 2477974010
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_32:
     total:
       calls: 1
-      instructions: 844339453
+      instructions: 844209596
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_512:
     total:
       calls: 1
-      instructions: 4082356333
+      instructions: 4082105191
       heap_increase: 0
       stable_memory_increase: 128
     scopes: {}
   btreeset_insert_blob_64:
     total:
       calls: 1
-      instructions: 1008378252
+      instructions: 1008193748
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_blob_8:
     total:
       calls: 1
-      instructions: 722796923
+      instructions: 722754664
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_u32:
     total:
       calls: 1
-      instructions: 569731303
+      instructions: 569721493
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_insert_u64:
     total:
       calls: 1
-      instructions: 589213959
+      instructions: 589197609
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
@@ -492,70 +492,70 @@ benches:
   btreeset_remove_blob_1024:
     total:
       calls: 1
-      instructions: 7754001177
+      instructions: 7753750149
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_128:
     total:
       calls: 1
-      instructions: 1698491830
+      instructions: 1698240802
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_16:
     total:
       calls: 1
-      instructions: 737563040
+      instructions: 737512849
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_256:
     total:
       calls: 1
-      instructions: 2565772159
+      instructions: 2565521131
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_32:
     total:
       calls: 1
-      instructions: 834151359
+      instructions: 834021583
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_512:
     total:
       calls: 1
-      instructions: 4292715019
+      instructions: 4292463991
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_64:
     total:
       calls: 1
-      instructions: 1017359385
+      instructions: 1017174993
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_blob_8:
     total:
       calls: 1
-      instructions: 715231747
+      instructions: 715189550
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_u32:
     total:
       calls: 1
-      instructions: 560438067
+      instructions: 560428257
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
   btreeset_remove_u64:
     total:
       calls: 1
-      instructions: 584283063
+      instructions: 584266713
       heap_increase: 0
       stable_memory_increase: 0
     scopes: {}
diff --git a/benchmarks/compare/canbench_results.yml b/benchmarks/compare/canbench_results.yml
index c6db68c8..4c9ef89e 100644
--- a/benchmarks/compare/canbench_results.yml
+++ b/benchmarks/compare/canbench_results.yml
@@ -65,21 +65,21 @@ benches:
   write_chunks_btreemap_1:
     total:
       calls: 1
-      instructions: 357412144
+      instructions: 357205117
       heap_increase: 13
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_btreemap_1k:
     total:
       calls: 1
-      instructions: 4191327135
+      instructions: 4188695663
       heap_increase: 2
       stable_memory_increase: 1536
     scopes: {}
   write_chunks_btreemap_1m:
     total:
       calls: 1
-      instructions: 88839231407
+      instructions: 88827798790
       heap_increase: 0
       stable_memory_increase: 3072
     scopes: {}
diff --git a/src/btreemap/node/io.rs b/src/btreemap/node/io.rs
index c4e1ab71..4a2c97e8 100644
--- a/src/btreemap/node/io.rs
+++ b/src/btreemap/node/io.rs
@@ -48,15 +48,17 @@ impl<M: Memory> Memory for NodeReader<'_, M> {
             // caller guarantees that we can write `count` number of bytes to `dst`.
             let len = length.get() as usize;
             assert!(position + len <= count);
-            if page_idx == 0 {
-                self.memory
-                    .read_unsafe((self.address + offset).get(), dst.add(position), len);
-            } else {
-                self.memory.read_unsafe(
+            match page_idx {
+                // Initial page.
+                0 => self
+                    .memory
+                    .read_unsafe((self.address + offset).get(), dst.add(position), len),
+                // Overflow page.
+                _ => self.memory.read_unsafe(
                     (self.overflows[page_idx - 1] + offset).get(),
                     dst.add(position),
                     len,
-                );
+                ),
             }
 
             position += len;
@@ -254,7 +256,6 @@ impl<'a, M: Memory> NodeWriter<'a, M> {
         );
 
         let mut position = 0;
-        let memory = self.allocator.memory();
         for RealSegment {
             page_idx,
             offset,
@@ -262,11 +263,20 @@ impl<'a, M: Memory> NodeWriter<'a, M> {
         } in iter
         {
             let len = length.get() as usize;
-            let addr = match page_idx {
-                0 => self.address,                 // Initial page.
-                _ => self.overflows[page_idx - 1], // Overflow page.
-            } + offset;
-            write(memory, addr.get(), &src[position..position + len]);
+            match page_idx {
+                // Initial page.
+                0 => write(
+                    self.allocator.memory(),
+                    (self.address + offset).get(),
+                    &src[position..position + len],
+                ),
+                // Overflow page.
+                _ => write(
+                    self.allocator.memory(),
+                    (self.overflows[page_idx - 1] + offset).get(),
+                    &src[position..position + len],
+                ),
+            };
             position += len;
         }
     }