… Services with recently cached entries continued operating normally, which is why overall impact was limited to approximately 5–7% of traffic rather than a complete outage. After an initial configuration rollback did not resolve the issue, we restarted the affected DNS infrastructure. …
… Previously, when a model provider experienced an outage, we declared an incident against the Copilot service, even when the impact was limited to a single model. …
… We understand the impact these outages have had on your teams, your workflows, and your confidence in our platform. …
… Other GitHub features that leverage this compute infrastructure were similarly impacted, including Copilot coding agent, Copilot code review, CodeQL, Dependabot, GitHub Enterprise Importer, and GitHub Pages. All regions and runner types were impacted. …
… Git operations over HTTP had an error rate of approximately 6%, while SSH was not impacted. GitHub Copilot requests had an error rate of approximately 21%. GitHub Actions experienced less than 1% impact. …