Incident with Pull Requests: High percentage of 500s


Incident resolved in 6h18m4s

Resolved

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.

1774992223

Update

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

1774991761

Investigating

We continue to see a small subset of repositories experiencing timeouts and elevated latency in Pull Requests, affecting under 1% of requests.

1774991537

Investigating

Error rates remain elevated across multiple pull request endpoints. We are pursuing multiple potential mitigations.

1774985309

Investigating

We continue to experience elevated error rates affecting Pull Requests. An earlier fix resolved one component of the issue, but some users may still encounter intermittent timeouts when viewing or interacting with pull requests. Our teams are actively investigating the remaining causes.

1774982524

Investigating

We identified an issue causing increased errors when accessing Pull Requests. The mitigation is being applied across our infrastructure and we will continue to provide updates as the mitigation rolls out.

1774977392

Investigating

We are seeing recovery in latency and timeouts of requests related to pull requests, even though 500s are still elevated. While we are continuing to investigate, we are applying a mitigation and expect further recovery after it is applied.

1774974922

Investigating

We are continuing to investigate increased 500 errors affecting GitHub services. You may experience intermittent failures when using Pull Requests and other features. We are actively working to identify and resolve the underlying cause.

1774973737

Investigating

We are investigating increased 500 errors affecting GitHub services. You may experience intermittent failures when using Pull Requests and other features. We are actively working to identify and resolve the underlying cause.

1774971588

Investigating

We are seeing a higher than average number of 500s due to timeouts across GitHub services. We have a potential mitigation in flight and are continuing to investigate.

1774969608

Investigating

We are investigating reports of degraded performance for Pull Requests

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