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Merged
edwardgou-sentry merged 1 commit into from
Jan 10, 2025
Merged

feat(performance): extract standalone lcp spans and metrics #4429

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78 changes: 78 additions & 0 deletions relay-dynamic-config/src/defaults.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1074,6 +1074,84 @@ pub fn hardcoded_span_metrics() -> Vec<(GroupKey, Vec<MetricSpec>, Vec<TagMappin
.always(), // already guarded by condition on metric
],
},
MetricSpec {
category: DataCategory::Span,
mri: "d:transactions/measurements.score.lcp@ratio".into(),
field: Some("span.measurements.score.lcp.value".into()),
condition: Some(is_allowed_browser.clone()),
tags: vec![
Tag::with_key("span.op")
.from_field("span.sentry_tags.op")
.always(),
Tag::with_key("transaction")
.from_field("span.sentry_tags.transaction")
.always(),
Tag::with_key("environment")
.from_field("span.sentry_tags.environment")
.always(),
Tag::with_key("release")
.from_field("span.sentry_tags.release")
.always(),
Tag::with_key("browser.name")
.from_field("span.sentry_tags.browser.name")
.always(), // already guarded by condition on metric
Tag::with_key("user.geo.subregion")
.from_field("span.sentry_tags.user.geo.subregion")
.always(), // already guarded by condition on metric
],
},
MetricSpec {
category: DataCategory::Span,
mri: "d:transactions/measurements.score.weight.lcp@ratio".into(),
field: Some("span.measurements.score.weight.lcp.value".into()),
condition: Some(is_allowed_browser.clone()),
tags: vec![
Tag::with_key("span.op")
.from_field("span.sentry_tags.op")
.always(),
Tag::with_key("transaction")
.from_field("span.sentry_tags.transaction")
.always(),
Tag::with_key("environment")
.from_field("span.sentry_tags.environment")
.always(),
Tag::with_key("release")
.from_field("span.sentry_tags.release")
.always(),
Tag::with_key("browser.name")
.from_field("span.sentry_tags.browser.name")
.always(), // already guarded by condition on metric
Tag::with_key("user.geo.subregion")
.from_field("span.sentry_tags.user.geo.subregion")
.always(), // already guarded by condition on metric
],
},
MetricSpec {
category: DataCategory::Span,
mri: "d:transactions/measurements.lcp@ratio".into(),
field: Some("span.measurements.lcp.value".into()),
condition: Some(is_allowed_browser.clone()),
tags: vec![
Tag::with_key("span.op")
.from_field("span.sentry_tags.op")
.always(),
Tag::with_key("transaction")
.from_field("span.sentry_tags.transaction")
.always(),
Tag::with_key("environment")
.from_field("span.sentry_tags.environment")
.always(),
Tag::with_key("release")
.from_field("span.sentry_tags.release")
.always(),
Tag::with_key("browser.name")
.from_field("span.sentry_tags.browser.name")
.always(), // already guarded by condition on metric
Tag::with_key("user.geo.subregion")
.from_field("span.sentry_tags.user.geo.subregion")
.always(), // already guarded by condition on metric
],
},
],
vec![],
),
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101 changes: 101 additions & 0 deletions relay-event-normalization/src/event.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -3489,6 +3489,107 @@ mod tests {
"###);
}

#[test]
fn test_computes_standalone_lcp_performance_score() {
let json = r#"
{
"type": "transaction",
"timestamp": "2021-04-26T08:00:05+0100",
"start_timestamp": "2021-04-26T08:00:00+0100",
"measurements": {
"lcp": {"value": 1200.0}
}
}
"#;

let mut event = Annotated::<Event>::from_json(json).unwrap().0.unwrap();

let performance_score: PerformanceScoreConfig = serde_json::from_value(json!({
"profiles": [
{
"name": "Default",
"scoreComponents": [
{
"measurement": "fcp",
"weight": 0.15,
"p10": 900.0,
"p50": 1600.0,
"optional": true,
},
{
"measurement": "lcp",
"weight": 0.30,
"p10": 1200.0,
"p50": 2400.0,
"optional": true,
},
{
"measurement": "cls",
"weight": 0.15,
"p10": 0.1,
"p50": 0.25,
"optional": true,
},
{
"measurement": "ttfb",
"weight": 0.10,
"p10": 200.0,
"p50": 400.0,
"optional": true,
},
],
"condition": {
"op": "and",
"inner": [],
},
}
]
}))
.unwrap();

normalize(
&mut event,
&mut Meta::default(),
&NormalizationConfig {
performance_score: Some(&performance_score),
..Default::default()
},
);

insta::assert_ron_snapshot!(SerializableAnnotated(&event.measurements), {}, @r###"
{
"lcp": {
"value": 1200.0,
"unit": "millisecond",
},
"score.lcp": {
"value": 0.8999999314038525,
"unit": "ratio",
},
"score.total": {
"value": 0.8999999314038525,
"unit": "ratio",
},
"score.weight.cls": {
"value": 0.0,
"unit": "ratio",
},
"score.weight.fcp": {
"value": 0.0,
"unit": "ratio",
},
"score.weight.lcp": {
"value": 1.0,
"unit": "ratio",
},
"score.weight.ttfb": {
"value": 0.0,
"unit": "ratio",
},
}
"###);
}

#[test]
fn test_computed_performance_score_uses_first_matching_profile() {
let json = r#"
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40 changes: 40 additions & 0 deletions relay-server/src/metrics_extraction/event.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1823,6 +1823,46 @@ mod tests {
}
}

#[test]
fn test_extract_span_metrics_lcp_performance_score() {
let json = r#"
{
"op": "ui.webvital.lcp",
"span_id": "bd429c44b67a3eb4",
"start_timestamp": 1597976302.0000000,
"timestamp": 1597976302.0000000,
"exclusive_time": 0,
"trace_id": "ff62a8b040f340bda5d830223def1d81",
"sentry_tags": {
"browser.name": "Chrome",
"op": "ui.webvital.lcp"
},
"measurements": {
"score.total": {"value": 1.0},
"score.lcp": {"value": 1.0},
"score.weight.lcp": {"value": 1.0},
"lcp": {"value": 1200.0}
}
}
"#;
let span = Annotated::<Span>::from_json(json).unwrap();
let metrics = generic::extract_metrics(
span.value().unwrap(),
combined_config([Feature::ExtractCommonSpanMetricsFromEvent], None).combined(),
);

for mri in [
"d:transactions/measurements.lcp@ratio",
"d:transactions/measurements.score.lcp@ratio",
"d:transactions/measurements.score.total@ratio",
"d:transactions/measurements.score.weight.lcp@ratio",
] {
assert!(metrics.iter().any(|b| &*b.name == mri));
assert!(metrics.iter().any(|b| b.tags.contains_key("browser.name")));
assert!(metrics.iter().any(|b| b.tags.contains_key("span.op")));
}
}

#[test]
fn extracts_span_metrics_from_transaction() {
let event = r#"
Expand Down