Incident with Pull Requests /pulls

lowGitHubMar 2, 2026 19:11Duration: 2h 53m

deploymentconfigurationrouting

Configuration ErrorNetwork / RoutingDeployment Failure

Summary

On March 2nd, 2026, between 7:10 UTC and 22:04 UTC the pull requests service was degraded. Users navigating between tabs on the pull requests dashboard were met with 404 errors or blank pages. This was due to a configuration change deployed on February 27th at 11:03 PM UTC. We mitigated the incident by reverting the change. We’re working to improve monitoring for the page to automatically detect and alert us to routing failures.

Impact

minor

Timeline

Mar 2, 2026 19:11

[investigating] We are investigating reports of degraded performance for Pull Requests

via statuspage

+12m

Mar 2, 2026 19:23

[investigating] We are seeing a degraded experience when attempting to filter the /pulls dashboard. We are working on a mitigation.

via statuspage

+39m

Mar 2, 2026 20:02

[investigating] We are experiencing issues with the Pull Requests dashboard that prevent users from filtering their pull requests. We have identified a mitigation and are deploying a fix. We'll post another update by 21:00 UTC.

via statuspage

+1h 2m

Mar 2, 2026 21:04

[investigating] We're deploying a fix for pull request filtering. Full rollout across all regions is expected within 60 minutes.

via statuspage

+59m

Mar 2, 2026 22:04

[investigating] The issue on https://github.com/pulls is now fully resolved. All tabs are working again.

via statuspage

+0m

Mar 2, 2026 22:04

[resolved] On March 2nd, 2026, between 7:10 UTC and 22:04 UTC the pull requests service was degraded. Users navigating between tabs on the pull requests dashboard were met with 404 errors or blank pages. This was due to a configuration change deployed on February 27th at 11:03 PM UTC. We mitigated the incident by reverting the change. We’re working to improve monitoring for the page to automatically detect and alert us to routing failures.

via statuspage

Lessons Learned

⚠GitHub has experienced 39 incidents in the past year. This frequency suggests systemic reliability challenges that may warrant additional monitoring.

📊Incidents related to deployment, configuration, routing have occurred 33 times across all providers in the past year. This is one of the most common failure categories in cloud infrastructure.

💡This incident is categorized as: Configuration Error, Network / Routing, Deployment Failure. Consider implementing preventive measures specific to this failure category.