reduce PrometheusRuleFailures interval to 5m (#757)

giantswarm · May 12, 2023 · 406e96b · 406e96b
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changed
+
+- Reduce PrometheusRuleFailures interval to 5m
+
 ## [2.98.0] - 2023-05-10
 
 

diff --git a/helm/prometheus-rules/templates/alerting-rules/prometheus.rules.yml b/helm/prometheus-rules/templates/alerting-rules/prometheus.rules.yml
@@ -58,7 +58,7 @@ spec:
         description: {{`Prometheus {{$labels.installation}}/{{$labels.cluster_id}} has failed to evaluate rule(s) {{ printf "%.2f" $value }} time(s).`}}
         summary: Prometheus is failing rule evaluations.
         opsrecipe: prometheus-rule-failures/
-      expr: rate(prometheus_rule_evaluation_failures_total[30m]) > 0
+      expr: rate(prometheus_rule_evaluation_failures_total[5m]) > 0
       for: 1h
       labels:
         area: empowerment