Possible incorrect evaluation of Synthetic Monitoring alert rules in cluster prod-us-east-3

Incident Report for Grafana Cloud

Resolved

As of 21 Oct, 06:20 am UTC, we became aware of an issue with possible incorrect evaluation of Synthetic Monitoring alert rules in cluster prod-us-east-3.

The issue has been ended 07:00 am UTC
Posted Oct 21, 2026 - 07:10 UTC
This incident affected: Synthetic Monitoring (AWS US East - prod-us-east-3: API, AWS US East - prod-us-east-3: Public Probes).