Outage in Grafana
Increased timeout errors in alert rule evaluations (AWS Germany, prod-eu-west-2)
Resolved MinorIncident Report
Summary AI Generated
Starting around 20:30 UTC on October 20, 2026, Grafana experienced increased timeout errors in alert rule evaluations affecting rules querying Grafana Cloud Prometheus (Mimir) data sources in the AWS Germany (prod-eu-west-2) cluster. The root cause was identified, and remediation measures were applied. The incident was fully resolved after approximately 1.7 hours.
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.
Components affected
Grafana AWS Germany - prod-eu-west-2: Rule EvaluationTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
5 days ago - at 10/21/2026 01:26PM
This incident has been resolved.
MONITORING
5 days ago - at 10/21/2026 01:12PM
Remediation measures have been applied, and we are monitoring the recovery.
IDENTIFIED
5 days ago - at 10/21/2026 12:12PM
The root cause of the issue has been indentified and we are working on the remediation steps.
INVESTIGATING
5 days ago - at 10/21/2026 11:48AM
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.
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