Outage in GitHub
Incident with several GitHub Services
Resolved MajorIncident Report
Summary AI Generated
GitHub experienced a major incident lasting 1.5 hours caused by increased database replication delays on a collaboration cluster, which triggered elevated error rates in authorization endpoints and cascaded across multiple services. API Requests, Issues, Pull Requests, Actions, and GitHub Pages all suffered degraded availability as a result. The incident was resolved by reducing load on the affected cluster through internal load-shedding, with a full root cause analysis to follow.
We are investigating reports of degraded availability for API Requests, Issues, Pages and Pull Requests
Components affected
GitHub API Requests GitHub Issues GitHub Pull Requests GitHub Actions GitHub PagesTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
1 day ago - at 09/13/2026 10:44AM
This incident has been resolved. Thank you for your patience and understanding as we addressed this issue. A detailed root cause analysis will be shared as soon as it is available.
INVESTIGATING
1 day ago - at 09/13/2026 10:28AM
Pull Requests is experiencing degraded performance. We are continuing to investigate.
INVESTIGATING
1 day ago - at 09/13/2026 10:26AM
We have reduced load on this cluster with internal load-shedding and are seeing signs of recovery but continue to monitor
INVESTIGATING
1 day ago - at 09/13/2026 09:36AM
We're seeing increased database replication delays on collab which is causing increased error rates in authorization endpoints and follow-on increased error rates across the system - we are investigating
INVESTIGATING
1 day ago - at 09/13/2026 09:25AM
Actions is experiencing degraded performance. We are continuing to investigate.
INVESTIGATING
1 day ago - at 09/13/2026 09:16AM
We are investigating reports of degraded availability for API Requests, Issues, Pages and Pull Requests
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