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[ENHANCEMENT] Rule: addressing problems in alerting on missed rule evaluations #11648

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@Vperiodt Vperiodt commented Jun 5, 2025

What this PR does

As stated:- prometheus/prometheus#16703

Now for alerting :-
Percentage_Missed_Rule_Evaluations = (Missed_Rule_Evaluations / (Successful_Rule_Evaluations + Failed_Rule_Evaluations + Missed_Rule_Evaluations)) * 100

Which issue(s) this PR fixes or relates to

Fixes #11500

Checklist

  • Tests updated.
  • Documentation added.
  • CHANGELOG.md updated - the order of entries should be [CHANGE], [FEATURE], [ENHANCEMENT], [BUGFIX].
  • about-versioning.md updated with experimental features.

Signed-off-by: Vanshikav123 <[email protected]>
@Vperiodt Vperiodt requested review from stevesg and a team as code owners June 5, 2025 19:48
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@Vperiodt Vperiodt changed the title [ENHANCEMENT] Rule: Introduce a new metric to get number consequently missed individual rule evaluations [ENHANCEMENT] Rule: Introduce a new metric to get the number of consequently missed individual rule evaluations Jun 6, 2025
Vperiodt and others added 3 commits June 7, 2025 00:46
@Vperiodt Vperiodt changed the title [ENHANCEMENT] Rule: Introduce a new metric to get the number of consequently missed individual rule evaluations [ENHANCEMENT] Rule: addressing problems in alerting on missed rule evaluations Jun 6, 2025
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Idea: Stabilize missed ruler evaluations alerts
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