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Add metric to track added latency to write requests - #5781

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mapno merged 1 commit into
grafana:mainfrom
mapno:metric-added-delay
Oct 22, 2025
Merged

Add metric to track added latency to write requests#5781
mapno merged 1 commit into
grafana:mainfrom
mapno:metric-added-delay

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@mapno

@mapno mapno commented Oct 22, 2025

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What this PR does:

Add metric to track added latency to write requests

Checklist

  • Tests updated
  • Documentation added
  • CHANGELOG.md updated - the order of entries should be [CHANGE], [FEATURE], [ENHANCEMENT], [BUGFIX]
Namespace: "tempo",
Subsystem: "distributor",
Name: "added_latency_seconds",
NativeHistogramBucketFactor: 1.1,

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It's not 1.1 to fine grained?

@mapno mapno Oct 22, 2025

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TBH I don't know, I used what's recommended in the docs

	// [...] A generally good trade-off
	// between cost and accuracy is a value of 1.1 (each bucket is at most
	// 10% wider than the previous one), which will result in each power of
	// two divided into 8 buckets (e.g. there will be 8 buckets between 1
	// and 2, same as between 2 and 4, and 4 and 8, etc.).
@mapno
mapno merged commit 058140d into grafana:main Oct 22, 2025
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@mapno
mapno deleted the metric-added-delay branch October 22, 2025 11:31
mattdurham pushed a commit to mattdurham/tempo that referenced this pull request Jun 18, 2026
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