Disruption with GitHub notifications

Resolved

On April 9, 2026, between 03:22 UTC and 04:49 UTC, GitHub Notifications experienced degraded availability. During this time, approximately 45% of requests to the notifications service returned errors, with a peak error rate of approximately 54%, preventing affected users from successfully viewing or interacting with their notifications service. The issue was identified and resolved, restoring the service to full availability.We are working to improve our metrics to reduce time to detection and mitigation for similar issues in the future.

Update

The degradation has been mitigated. We are monitoring to ensure stability.

Investigating

We are investigating reports of impacted performance for some GitHub services.