From 626d049729de5b2548be153e8e7911c33d458231 Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Tue, 20 May 2025 14:09:53 +0200
Subject: [PATCH 1/7] turn off canbench scopes

---
 src/btreemap/node/v1.rs | 8 ++++----
 src/btreemap/node/v2.rs | 8 ++++----
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/btreemap/node/v1.rs b/src/btreemap/node/v1.rs
index 7fa2d410..2ed45dcc 100644
--- a/src/btreemap/node/v1.rs
+++ b/src/btreemap/node/v1.rs
@@ -63,8 +63,8 @@ impl<K: Storable + Ord + Clone> Node<K> {
         max_value_size: u32,
         memory: &M,
     ) -> Self {
-        #[cfg(feature = "canbench-rs")]
-        let _p = canbench_rs::bench_scope("node_load_v1");
+        // #[cfg(feature = "canbench-rs")]
+        // let _p = canbench_rs::bench_scope("node_load_v1");
 
         // Load the entries.
         let mut keys_encoded_values = Vec::with_capacity(header.num_entries as usize);
@@ -117,8 +117,8 @@ impl<K: Storable + Ord + Clone> Node<K> {
     }
 
     pub(super) fn save_v1<M: Memory>(&self, memory: &M) {
-        #[cfg(feature = "canbench-rs")]
-        let _p = canbench_rs::bench_scope("node_save_v1");
+        // #[cfg(feature = "canbench-rs")]
+        // let _p = canbench_rs::bench_scope("node_save_v1");
 
         match self.node_type {
             NodeType::Leaf => {
diff --git a/src/btreemap/node/v2.rs b/src/btreemap/node/v2.rs
index 90f9243a..ca408ef9 100644
--- a/src/btreemap/node/v2.rs
+++ b/src/btreemap/node/v2.rs
@@ -111,8 +111,8 @@ impl<K: Storable + Ord + Clone> Node<K> {
         header: NodeHeader,
         memory: &M,
     ) -> Self {
-        #[cfg(feature = "canbench-rs")]
-        let _p = canbench_rs::bench_scope("node_load_v2");
+        // #[cfg(feature = "canbench-rs")]
+        // let _p = canbench_rs::bench_scope("node_load_v2");
 
         // Load the node, including any overflows, into a buffer.
         let overflows = read_overflows(address, memory);
@@ -191,8 +191,8 @@ impl<K: Storable + Ord + Clone> Node<K> {
 
     // Saves the node to memory.
     pub(super) fn save_v2<M: Memory>(&mut self, allocator: &mut Allocator<M>) {
-        #[cfg(feature = "canbench-rs")]
-        let _p = canbench_rs::bench_scope("node_save_v2");
+        // #[cfg(feature = "canbench-rs")]
+        // let _p = canbench_rs::bench_scope("node_save_v2");
 
         let page_size = self.version.page_size().get();
         assert!(page_size >= MINIMUM_PAGE_SIZE);

From e77a7d121afe92ca099a4eb1a6f8fec5381d0a81 Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Tue, 20 May 2025 14:16:29 +0200
Subject: [PATCH 2/7] turn off bench scopes

---
 canbench_results.yml | 3156 +++++++++---------------------------------
 1 file changed, 672 insertions(+), 2484 deletions(-)

diff --git a/canbench_results.yml b/canbench_results.yml
index 023a605b..0c78e42d 100644
--- a/canbench_results.yml
+++ b/canbench_results.yml
@@ -1,3526 +1,1714 @@
 benches:
   btreemap_v2_contains_10mib_values:
     total:
-      instructions: 159103703
+      instructions: 142213004
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 159035758
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob8_u64:
     total:
-      instructions: 330695991
+      instructions: 277713087
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 242343162
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_1024_128:
     total:
-      instructions: 4946351764
+      instructions: 4897884819
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 4525699805
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_128_128:
     total:
-      instructions: 979959144
+      instructions: 925983020
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 851417266
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_16_128:
     total:
-      instructions: 354190920
+      instructions: 304185180
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 264936938
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_256_128:
     total:
-      instructions: 1533814859
+      instructions: 1482592583
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 1362320475
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_32_1024:
     total:
-      instructions: 393225817
+      instructions: 334889492
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 297397819
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_32_128:
     total:
-      instructions: 389666027
+      instructions: 332336378
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 294337269
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_32_16:
     total:
-      instructions: 391321996
+      instructions: 336647532
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 297742175
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_32_256:
     total:
-      instructions: 397279277
+      instructions: 336952134
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 299071599
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_32_32:
     total:
-      instructions: 393792385
+      instructions: 337767804
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 298036729
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_32_4:
     total:
-      instructions: 390826169
+      instructions: 333734209
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 295553088
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_32_512:
     total:
-      instructions: 390576040
+      instructions: 332809414
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 294451651
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_32_64:
     total:
-      instructions: 389775490
+      instructions: 335145674
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 296097512
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_32_8:
     total:
-      instructions: 389413194
+      instructions: 334699459
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 295860681
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_4_128:
     total:
-      instructions: 287984130
+      instructions: 244876846
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 217085971
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_512_128:
     total:
-      instructions: 2681019739
+      instructions: 2624677444
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 2427037301
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_64_128:
     total:
-      instructions: 637453983
+      instructions: 584178824
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 527412649
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_blob_8_128:
     total:
-      instructions: 319736027
+      instructions: 268359561
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 233810813
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_u64_blob8:
     total:
-      instructions: 290707346
+      instructions: 234897323
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 210664848
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_u64_u64:
     total:
-      instructions: 290275545
+      instructions: 236421608
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 213396650
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_u64_vec8:
     total:
-      instructions: 290707346
+      instructions: 234897338
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 210664848
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec8_u64:
     total:
-      instructions: 427069781
+      instructions: 366491431
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 275461182
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_1024_128:
     total:
-      instructions: 2971069019
+      instructions: 2875641971
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 2276987607
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_128_128:
     total:
-      instructions: 761240945
+      instructions: 698056573
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 552296549
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_16_128:
     total:
-      instructions: 485617005
+      instructions: 430496510
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 318192856
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_256_128:
     total:
-      instructions: 1275557153
+      instructions: 1220085542
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 949288533
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_32_1024:
     total:
-      instructions: 630529453
+      instructions: 573798539
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 441771790
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_32_128:
     total:
-      instructions: 543604433
+      instructions: 488603839
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 363121366
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_32_16:
     total:
-      instructions: 466379341
+      instructions: 408307710
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 315993006
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_32_256:
     total:
-      instructions: 577345567
+      instructions: 521878485
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 386523541
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_32_32:
     total:
-      instructions: 470596407
+      instructions: 408806200
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 318585657
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_32_4:
     total:
-      instructions: 467165373
+      instructions: 407179812
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 316171188
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_32_512:
     total:
-      instructions: 585936291
+      instructions: 536998195
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 393890350
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_32_64:
     total:
-      instructions: 523967275
+      instructions: 463602926
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 351804119
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_32_8:
     total:
-      instructions: 469799819
+      instructions: 407102811
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 317923897
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_4_128:
     total:
-      instructions: 440368122
+      instructions: 397153848
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 294516166
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_512_128:
     total:
-      instructions: 1869170540
+      instructions: 1812299060
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 1415620461
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_64_128:
     total:
-      instructions: 649945032
+      instructions: 594729377
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 453307594
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_contains_vec_8_128:
     total:
-      instructions: 443719479
+      instructions: 388847731
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 286863462
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_10mib_values:
     total:
-      instructions: 1244360216
+      instructions: 1227472657
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 159035758
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob8_u64:
     total:
-      instructions: 352567608
+      instructions: 297139911
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 242343162
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_1024_128:
     total:
-      instructions: 5006709788
+      instructions: 4953924210
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 4525699114
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_128_128:
     total:
-      instructions: 1007633242
+      instructions: 947186495
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 851416920
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_16_128:
     total:
-      instructions: 374229873
+      instructions: 317354417
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 264936822
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_256_128:
     total:
-      instructions: 1563200563
+      instructions: 1507431266
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 1362323803
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_32_1024:
     total:
-      instructions: 410492510
+      instructions: 353756221
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 297534748
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_32_128:
     total:
-      instructions: 409449721
+      instructions: 345894163
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 294306073
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_32_16:
     total:
-      instructions: 411750644
+      instructions: 346953462
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 297741171
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_32_256:
     total:
-      instructions: 418043521
+      instructions: 351580221
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 299053047
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_32_32:
     total:
-      instructions: 412897071
+      instructions: 348889561
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 298012021
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_32_4:
     total:
-      instructions: 406884037
+      instructions: 343473664
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 295521362
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_32_512:
     total:
-      instructions: 407751155
+      instructions: 348929751
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 294826647
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_32_64:
     total:
-      instructions: 411153754
+      instructions: 347119635
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 296097425
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_32_8:
     total:
-      instructions: 408787333
+      instructions: 345315038
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 295860681
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_get_blob_4_128:
     total:
-      instructions: 304053924
+      instructions: 257370621
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
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-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 615620643
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_16_128:
     total:
-      instructions: 1006045403
+      instructions: 907746224
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 339292860
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 380202733
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_256_128:
     total:
-      instructions: 2412834655
+      instructions: 2314986697
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 1032337638
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 894871052
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_32_1024:
     total:
-      instructions: 1776622494
+      instructions: 1674012367
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 479056495
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 907312069
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_32_128:
     total:
-      instructions: 1107200088
+      instructions: 1010787616
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 387675587
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 415392870
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_32_16:
     total:
-      instructions: 941629328
+      instructions: 834640728
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 341081698
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 334028938
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_32_256:
     total:
-      instructions: 1334415130
+      instructions: 1229226325
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 416602895
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 560571532
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_32_32:
     total:
-      instructions: 954103695
+      instructions: 841144006
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 342706354
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 340425387
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_32_4:
     total:
-      instructions: 954239019
+      instructions: 839617721
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 344790310
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 336195454
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_32_512:
     total:
-      instructions: 1492982129
+      instructions: 1392996478
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 424168089
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 696911760
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_32_64:
     total:
-      instructions: 1026251236
+      instructions: 923651396
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 364259432
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 368241138
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_32_8:
     total:
-      instructions: 945081779
+      instructions: 833306650
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 342313556
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 333497509
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_4_128:
     total:
-      instructions: 725559525
+      instructions: 649657252
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 279969662
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 228139333
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_512_128:
     total:
-      instructions: 3380488280
+      instructions: 3266656938
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 1549295846
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 1176553465
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_64_128:
     total:
-      instructions: 1275462295
+      instructions: 1178765367
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 475038237
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 477131793
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_remove_vec_8_128:
     total:
-      instructions: 911656165
+      instructions: 820045093
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 316304707
-        heap_increase: 0
-        stable_memory_increase: 0
-      node_save_v2:
-        instructions: 331610049
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_iter_1k_0b:
     total:
-      instructions: 1720046
+      instructions: 1493458
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 583752
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_iter_1k_10kib:
     total:
-      instructions: 57318951
+      instructions: 57069957
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 1928835
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_iter_20_10mib:
     total:
-      instructions: 1103723970
+      instructions: 1103719699
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 18456662
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_iter_rev_1k_0b:
     total:
-      instructions: 1721893
+      instructions: 1495597
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 582803
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_iter_rev_1k_10kib:
     total:
-      instructions: 57284203
+      instructions: 57047594
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 1928368
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_iter_rev_20_10mib:
     total:
-      instructions: 1103723547
+      instructions: 1103719281
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 18456662
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_keys_1k_0b:
     total:
-      instructions: 1172671
+      instructions: 946083
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 583752
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_keys_1k_10kib:
     total:
-      instructions: 2700777
+      instructions: 2359607
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 2072638
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_keys_20_10mib:
     total:
-      instructions: 18470142
+      instructions: 18465439
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 18456662
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_keys_rev_1k_0b:
     total:
-      instructions: 1189616
+      instructions: 963320
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 582803
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_keys_rev_1k_10kib:
     total:
-      instructions: 2568189
+      instructions: 2355505
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 1931544
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_keys_rev_20_10mib:
     total:
-      instructions: 18470477
+      instructions: 18465774
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 18456662
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_values_1k_0b:
     total:
-      instructions: 1717444
+      instructions: 1490856
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 583752
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_values_1k_10kib:
     total:
-      instructions: 57316349
+      instructions: 57067355
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 1928835
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_values_20_10mib:
     total:
-      instructions: 1103723920
+      instructions: 1103719649
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 18456662
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_values_rev_1k_0b:
     total:
-      instructions: 1719291
+      instructions: 1492995
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 582803
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_values_rev_1k_10kib:
     total:
-      instructions: 57281601
+      instructions: 57044992
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 1928368
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   btreemap_v2_scan_values_rev_20_10mib:
     total:
-      instructions: 1103723497
+      instructions: 1103719231
       heap_increase: 0
       stable_memory_increase: 0
-    scopes:
-      node_load_v2:
-        instructions: 18456662
-        heap_increase: 0
-        stable_memory_increase: 0
+    scopes: {}
   memory_manager_baseline:
     total:
       instructions: 1176577076

From ba2bc79da9775c7c38efef2b781888977271c9c8 Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Tue, 20 May 2025 14:55:54 +0200
Subject: [PATCH 3/7] default-features false

---
 Cargo.toml              | 2 +-
 src/btreemap.rs         | 8 ++++----
 src/btreemap/node/v1.rs | 8 ++++----
 src/btreemap/node/v2.rs | 8 ++++----
 4 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 1c350e69..79438672 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,7 +29,7 @@ test-strategy = "0.3.1"
 members = ["benchmarks"]
 
 [workspace.dependencies]
-canbench-rs = "0.1.14"
+canbench-rs = { version = "0.1.14", default-features = false }
 candid = "0.10.3"
 ic-cdk = "0.12.1"
 ic-cdk-macros = "0.8.4"
diff --git a/src/btreemap.rs b/src/btreemap.rs
index e319ef9e..4e84ccef 100644
--- a/src/btreemap.rs
+++ b/src/btreemap.rs
@@ -285,8 +285,8 @@ where
 
     /// Initializes a v1 `BTreeMap`.
     ///
-    /// This is exposed only in testing and benchmarking.
-    #[cfg(any(feature = "canbench-rs", test))]
+    /// This is exposed only in testing.
+    #[cfg(test)]
     pub fn init_v1(memory: M) -> Self {
         if memory.size() == 0 {
             // Memory is empty. Create a new map.
@@ -361,8 +361,8 @@ where
 
     /// Create a v1 instance of the BTree.
     ///
-    /// This is only exposed for testing and benchmarking.
-    #[cfg(any(feature = "canbench-rs", test))]
+    /// This is only exposed for testing.
+    #[cfg(test)]
     pub fn new_v1(memory: M) -> Self {
         let max_key_size = K::BOUND.max_size();
         let max_value_size = V::BOUND.max_size();
diff --git a/src/btreemap/node/v1.rs b/src/btreemap/node/v1.rs
index 2ed45dcc..7fa2d410 100644
--- a/src/btreemap/node/v1.rs
+++ b/src/btreemap/node/v1.rs
@@ -63,8 +63,8 @@ impl<K: Storable + Ord + Clone> Node<K> {
         max_value_size: u32,
         memory: &M,
     ) -> Self {
-        // #[cfg(feature = "canbench-rs")]
-        // let _p = canbench_rs::bench_scope("node_load_v1");
+        #[cfg(feature = "canbench-rs")]
+        let _p = canbench_rs::bench_scope("node_load_v1");
 
         // Load the entries.
         let mut keys_encoded_values = Vec::with_capacity(header.num_entries as usize);
@@ -117,8 +117,8 @@ impl<K: Storable + Ord + Clone> Node<K> {
     }
 
     pub(super) fn save_v1<M: Memory>(&self, memory: &M) {
-        // #[cfg(feature = "canbench-rs")]
-        // let _p = canbench_rs::bench_scope("node_save_v1");
+        #[cfg(feature = "canbench-rs")]
+        let _p = canbench_rs::bench_scope("node_save_v1");
 
         match self.node_type {
             NodeType::Leaf => {
diff --git a/src/btreemap/node/v2.rs b/src/btreemap/node/v2.rs
index ca408ef9..90f9243a 100644
--- a/src/btreemap/node/v2.rs
+++ b/src/btreemap/node/v2.rs
@@ -111,8 +111,8 @@ impl<K: Storable + Ord + Clone> Node<K> {
         header: NodeHeader,
         memory: &M,
     ) -> Self {
-        // #[cfg(feature = "canbench-rs")]
-        // let _p = canbench_rs::bench_scope("node_load_v2");
+        #[cfg(feature = "canbench-rs")]
+        let _p = canbench_rs::bench_scope("node_load_v2");
 
         // Load the node, including any overflows, into a buffer.
         let overflows = read_overflows(address, memory);
@@ -191,8 +191,8 @@ impl<K: Storable + Ord + Clone> Node<K> {
 
     // Saves the node to memory.
     pub(super) fn save_v2<M: Memory>(&mut self, allocator: &mut Allocator<M>) {
-        // #[cfg(feature = "canbench-rs")]
-        // let _p = canbench_rs::bench_scope("node_save_v2");
+        #[cfg(feature = "canbench-rs")]
+        let _p = canbench_rs::bench_scope("node_save_v2");
 
         let page_size = self.version.page_size().get();
         assert!(page_size >= MINIMUM_PAGE_SIZE);

From 91419b02d6dc67e0110cff9d4e1c8f114b8261c0 Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Tue, 20 May 2025 14:58:17 +0200
Subject: [PATCH 4/7] rm feature flag

---
 Cargo.toml            | 2 +-
 benchmarks/Cargo.toml | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 79438672..1c350e69 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,7 +29,7 @@ test-strategy = "0.3.1"
 members = ["benchmarks"]
 
 [workspace.dependencies]
-canbench-rs = { version = "0.1.14", default-features = false }
+canbench-rs = "0.1.14"
 candid = "0.10.3"
 ic-cdk = "0.12.1"
 ic-cdk-macros = "0.8.4"
diff --git a/benchmarks/Cargo.toml b/benchmarks/Cargo.toml
index 16d1bc55..3cf85d6f 100644
--- a/benchmarks/Cargo.toml
+++ b/benchmarks/Cargo.toml
@@ -10,7 +10,7 @@ canbench-rs.workspace = true
 candid.workspace = true
 ic-cdk.workspace = true
 ic-cdk-macros.workspace = true
-ic-stable-structures = { path = "../", features = ["canbench-rs"] }
+ic-stable-structures = { path = "../", features = [] }
 maplit = "1.0.2"
 serde = "1.0"
 tiny-rng = "0.2.0"

From 3e4c1565bc742434b49a5134e03747d28f3d44d1 Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Tue, 20 May 2025 15:02:31 +0200
Subject: [PATCH 5/7] feature bench_scope

---
 Cargo.toml              | 3 +++
 src/btreemap/node/v1.rs | 4 ++--
 src/btreemap/node/v2.rs | 4 ++--
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 1c350e69..0b597cac 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,6 +25,9 @@ proptest = "1"
 tempfile = "3.3.0"
 test-strategy = "0.3.1"
 
+[features]
+bench_scope = [] # May increase overhead during measurement.
+
 [workspace]
 members = ["benchmarks"]
 
diff --git a/src/btreemap/node/v1.rs b/src/btreemap/node/v1.rs
index 7fa2d410..dda9c719 100644
--- a/src/btreemap/node/v1.rs
+++ b/src/btreemap/node/v1.rs
@@ -63,7 +63,7 @@ impl<K: Storable + Ord + Clone> Node<K> {
         max_value_size: u32,
         memory: &M,
     ) -> Self {
-        #[cfg(feature = "canbench-rs")]
+        #[cfg(feature = "bench_scope")]
         let _p = canbench_rs::bench_scope("node_load_v1");
 
         // Load the entries.
@@ -117,7 +117,7 @@ impl<K: Storable + Ord + Clone> Node<K> {
     }
 
     pub(super) fn save_v1<M: Memory>(&self, memory: &M) {
-        #[cfg(feature = "canbench-rs")]
+        #[cfg(feature = "bench_scope")]
         let _p = canbench_rs::bench_scope("node_save_v1");
 
         match self.node_type {
diff --git a/src/btreemap/node/v2.rs b/src/btreemap/node/v2.rs
index 90f9243a..fa7e8137 100644
--- a/src/btreemap/node/v2.rs
+++ b/src/btreemap/node/v2.rs
@@ -111,7 +111,7 @@ impl<K: Storable + Ord + Clone> Node<K> {
         header: NodeHeader,
         memory: &M,
     ) -> Self {
-        #[cfg(feature = "canbench-rs")]
+        #[cfg(feature = "bench_scope")]
         let _p = canbench_rs::bench_scope("node_load_v2");
 
         // Load the node, including any overflows, into a buffer.
@@ -191,7 +191,7 @@ impl<K: Storable + Ord + Clone> Node<K> {
 
     // Saves the node to memory.
     pub(super) fn save_v2<M: Memory>(&mut self, allocator: &mut Allocator<M>) {
-        #[cfg(feature = "canbench-rs")]
+        #[cfg(feature = "bench_scope")]
         let _p = canbench_rs::bench_scope("node_save_v2");
 
         let page_size = self.version.page_size().get();

From bef239151c9a0f2f6dec0ed8446babddcf4aa189 Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Tue, 20 May 2025 15:10:11 +0200
Subject: [PATCH 6/7] comment

---
 src/btreemap/node/v1.rs | 4 ++--
 src/btreemap/node/v2.rs | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/btreemap/node/v1.rs b/src/btreemap/node/v1.rs
index dda9c719..2b8eac0d 100644
--- a/src/btreemap/node/v1.rs
+++ b/src/btreemap/node/v1.rs
@@ -64,7 +64,7 @@ impl<K: Storable + Ord + Clone> Node<K> {
         memory: &M,
     ) -> Self {
         #[cfg(feature = "bench_scope")]
-        let _p = canbench_rs::bench_scope("node_load_v1");
+        let _p = canbench_rs::bench_scope("node_load_v1"); // May add significant overhead.
 
         // Load the entries.
         let mut keys_encoded_values = Vec::with_capacity(header.num_entries as usize);
@@ -118,7 +118,7 @@ impl<K: Storable + Ord + Clone> Node<K> {
 
     pub(super) fn save_v1<M: Memory>(&self, memory: &M) {
         #[cfg(feature = "bench_scope")]
-        let _p = canbench_rs::bench_scope("node_save_v1");
+        let _p = canbench_rs::bench_scope("node_save_v1"); // May add significant overhead.
 
         match self.node_type {
             NodeType::Leaf => {
diff --git a/src/btreemap/node/v2.rs b/src/btreemap/node/v2.rs
index fa7e8137..b24ce05f 100644
--- a/src/btreemap/node/v2.rs
+++ b/src/btreemap/node/v2.rs
@@ -112,7 +112,7 @@ impl<K: Storable + Ord + Clone> Node<K> {
         memory: &M,
     ) -> Self {
         #[cfg(feature = "bench_scope")]
-        let _p = canbench_rs::bench_scope("node_load_v2");
+        let _p = canbench_rs::bench_scope("node_load_v2"); // May add significant overhead.
 
         // Load the node, including any overflows, into a buffer.
         let overflows = read_overflows(address, memory);
@@ -192,7 +192,7 @@ impl<K: Storable + Ord + Clone> Node<K> {
     // Saves the node to memory.
     pub(super) fn save_v2<M: Memory>(&mut self, allocator: &mut Allocator<M>) {
         #[cfg(feature = "bench_scope")]
-        let _p = canbench_rs::bench_scope("node_save_v2");
+        let _p = canbench_rs::bench_scope("node_save_v2"); // May add significant overhead.
 
         let page_size = self.version.page_size().get();
         assert!(page_size >= MINIMUM_PAGE_SIZE);

From bad6d6e301416ef6a2e7ab4fb36825c3e6d9372f Mon Sep 17 00:00:00 2001
From: Maksym Arutyunyan <maksym.arutyunyan@dfinity.org>
Date: Tue, 20 May 2025 15:10:49 +0200
Subject: [PATCH 7/7] .

---
 Cargo.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Cargo.toml b/Cargo.toml
index 0b597cac..d1983fdb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,7 +26,7 @@ tempfile = "3.3.0"
 test-strategy = "0.3.1"
 
 [features]
-bench_scope = [] # May increase overhead during measurement.
+bench_scope = [] # May add significant overhead.
 
 [workspace]
 members = ["benchmarks"]