Increased timeout errors in alert rule evaluations (AWS Germany, prod-eu-west-2)

Summary

Increased timeout errors in alert rule evaluations (AWS Germany, prod-eu-west-2)

This incident has been resolved.

• Started

  Oct 21, 2026 · 11:48 AM

• Resolved

  Oct 21, 2026 · 1:26 PM

• Duration

  1h 38m

• Severity

  Minor

• ◐

  Investigating

  Oct 21 · 11:48 AM Grafana

  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 · 12:12 PM Grafana

  The root cause of the issue has been indentified and we are working on the remediation steps.

• ◉

  Monitoring

  Oct 21 · 1:12 PM Grafana

  Remediation measures have been applied, and we are monitoring the recovery.

• ✓

  Resolved

  Oct 21 · 1:26 PM Grafana

  This incident has been resolved.