Increased Latency and Failures for SSH Git Operations

Update timeline

1. investigating May 05, 2026, 04:49 PM UTC

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

2. monitoring May 05, 2026, 04:54 PM UTC

   Between approximately 14:00 and 16:10 UTC, customers using SSH-based Git operations may have experienced elevated latency and failures. HTTP-based operations were not impacted. We've identified a suspected root cause and are working to implement a mitigation to prevent further impact.

3. investigating May 05, 2026, 05:23 PM UTC

   Git Operations is experiencing degraded performance. We are continuing to investigate.

4. investigating May 05, 2026, 05:26 PM UTC

   We're continuing to work on preventing further impact from the earlier issue. No SSH-based impact is expected at this time. We'll post new updates if impact recurs or once our mitigation is in place.

5. monitoring May 05, 2026, 06:25 PM UTC

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

6. monitoring May 05, 2026, 06:35 PM UTC

   We've completed our mitigation to prevent further impact. At this time the incident is considered resolved.

7. resolved May 05, 2026, 06:35 PM UTC

   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.