Grafana incident
Increased timeout errors in alert rule evaluations (AWS Germany, prod-eu-west-2)
Resolved after 1 hour 38 minutes, affecting AWS Germany - prod-eu-west-2: Rule Evaluation, on October 21, 2026.
Remediation measures have been applied, and we are monitoring the recovery.
Affected components
Update timeline
- investigating Oct 21, 2026, 11:48 AM UTC
Since approximately 20:30 UTC on October 20, we have observed an increase in alert rule evaluation errors affecting rules that query Grafana Cloud Prometheus (Mimir) data sources in Cluster AWS Germany. Our engineering team is actively investigating and working on remediation.
- identified Oct 21, 2026, 12:12 PM UTC
The root cause of the issue has been indentified and we are working on the remediation steps.
- monitoring Oct 21, 2026, 01:12 PM UTC
Remediation measures have been applied, and we are monitoring the recovery.
- resolved Oct 21, 2026, 01:26 PM UTC
This incident has been resolved.
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