Intermittent networking issues across hosted runners

Incident Report for GitHub

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.

Posted Dec 18, 2025 - 16:42 UTC

Update

Since approximately 8:00 UTC, we have observed intermittent failures on GitHub-hosted actions runners. The failures have been observed both during runner setup, and workflow execution. We are continuing to investigate.

Self-hosted runners are not impacted.

Posted Dec 18, 2025 - 16:38 UTC

Investigating

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

Posted Dec 18, 2025 - 16:32 UTC