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Stabilize Prometheus Classic Histogram -> OTLP Explicit Histogram#4874

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dashpole merged 4 commits intoopen-telemetry:mainfrom
ArthurSens:prom-stabilize-classic-histogram
Mar 6, 2026
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Stabilize Prometheus Classic Histogram -> OTLP Explicit Histogram#4874
dashpole merged 4 commits intoopen-telemetry:mainfrom
ArthurSens:prom-stabilize-classic-histogram

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Fixes #4745

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Stabilizes the transformation of Prometheus Classic Histograms into OTLP Explicit Histograms.

For non-trivial changes, follow the change proposal process.

  • Related issues #
  • Related OTEP(s) #
  • Links to the prototypes (when adding or changing features)
  • CHANGELOG.md file updated for non-trivial changes
    • For trivial changes, include [chore] in the PR title to skip the changelog check
  • Spec compliance matrix updated if necessary

@ArthurSens ArthurSens requested review from a team as code owners February 4, 2026 19:45
@ArthurSens ArthurSens force-pushed the prom-stabilize-classic-histogram branch from b3dae2d to 6941340 Compare February 4, 2026 19:46
@ArthurSens ArthurSens force-pushed the prom-stabilize-classic-histogram branch from 6941340 to d0d005b Compare February 17, 2026 19:46
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comments addressed!

@krajorama
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reviewing

@ArthurSens ArthurSens force-pushed the prom-stabilize-classic-histogram branch from 560c40e to 41db4ac Compare February 23, 2026 14:23
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Approved with comment

@jmacd jmacd self-assigned this Feb 25, 2026
@ArthurSens ArthurSens force-pushed the prom-stabilize-classic-histogram branch from 41db4ac to 3b291e9 Compare February 25, 2026 18:43
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CI failure seems unrelated...?

@ArthurSens ArthurSens force-pushed the prom-stabilize-classic-histogram branch from 3b291e9 to 911f972 Compare February 25, 2026 20:28
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Friendly ping here @jmacd @dashpole, anything missing? Anything I could do to get this merged?

Signed-off-by: Arthur Silva Sens <arthursens2005@gmail.com>
Signed-off-by: Arthur Silva Sens <arthursens2005@gmail.com>
@ArthurSens ArthurSens force-pushed the prom-stabilize-classic-histogram branch from 911f972 to d1e5b4d Compare March 6, 2026 13:32
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linux-foundation-easycla bot commented Mar 6, 2026

CLA Signed

The committers listed above are authorized under a signed CLA.

Removes trailing space to fix markdownlint MD009 violation.

Signed-off-by: Arthur Silva Sens <arthursens2005@gmail.com>
Signed-off-by: Arthur Silva Sens <arthursens2005@gmail.com>
@ArthurSens ArthurSens force-pushed the prom-stabilize-classic-histogram branch from d1e5b4d to 4b7e98b Compare March 6, 2026 13:33
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dashpole commented Mar 6, 2026

@ArthurSens can you resolve the open threads if the've been addressed?

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done

@dashpole dashpole added this pull request to the merge queue Mar 6, 2026
Merged via the queue into open-telemetry:main with commit 0651981 Mar 6, 2026
7 of 8 checks passed
@ArthurSens ArthurSens deleted the prom-stabilize-classic-histogram branch March 6, 2026 16:38
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[prometheus] Stabilize Prometheus -> OTLP: Histograms

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