Outage in Grafana

Degraded performance of Muting Timings in Alerting across several regions

Resolved Minor
October 01, 2025 - Started 14 days ago - Lasted about 18 hours
Official incident page

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Outage Details

Since the 1st of October at 4am UTC time, we have received reports of Mute Timings and Active Intervals on Alerting module having degraded performance. We are actively working on fixing this issue. Impact includes receiving notification from alerts that should be muted.
Components affected
Grafana AWS Singapore - prod-ap-southeast-1: Alertmanager Grafana GCP Australia - prod-au-southeast-0: Alertmanager Grafana AWS Australia - prod-au-southeast-1: Alertmanager Grafana GCP India - prod-ap-south-0: Alertmanager Grafana AWS Brazil - prod-sa-east-1: Alertmanager Grafana Azure US Central - us-central2: Alertmanager Grafana AWS Canada - prod-ca-east-0: Alertmanager Grafana GCP Singapore - prod-ap-southeast-0: Alertmanager Grafana GCP UK - prod-gb-south-0: Alertmanager Grafana GCP Brazil - prod-sa-east-0: Alertmanager Grafana Azure Netherlands - prod-eu-west-3: Alertmanager Grafana US-CENTRAL: Alertmanager Grafana AWS Sweden - prod-eu-north-0: Alertmanager Grafana AWS Germany - prod-eu-west-2: Alertmanager Grafana GCP US Central - prod-us-central-0: Alertmanager Grafana AWS US East - prod-us-east-0: Alertmanager Grafana GCP Belgium - prod-eu-west-0: Alertmanager Grafana EU-WEST: Alertmanager Grafana AWS US West - prod-us-west-0: Alertmanager
Latest Updates ( sorted recent to last )
RESOLVED 13 days ago - at 10/02/2025 08:39AM

This incident has been resolved.

MONITORING 14 days ago - at 10/01/2025 11:14PM

Engineering has started rolling out a fix as of 23:12 UTC. We will continue to monitor for recurrence and provide updates accordingly.

IDENTIFIED 14 days ago - at 10/01/2025 08:09PM

The fix is still in progress, but we have made good headway. Once things are finalized, we will begin rolling it out to impacted environments.

IDENTIFIED 14 days ago - at 10/01/2025 05:31PM

We are continuing to work on a fix for this issue.

IDENTIFIED 14 days ago - at 10/01/2025 04:20PM

We have identified the issue and are working on a fix.

INVESTIGATING 14 days ago - at 10/01/2025 02:56PM

Since the 1st of October at 4am UTC time, we have received reports of Mute Timings and Active Intervals on Alerting module having degraded performance.
We are actively working on fixing this issue.
Impact includes receiving notification from alerts that should be muted.

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