GitHub Actions outage blocks CI jobs and Copilot coding agents

Hosted-runner capacity constraints left CI jobs queued or failing for more than three hours during the US workday.

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Why it matters

GitHub uses Actions to run CI, Pages, Copilot agents, code reviews and migrations. Runner failures can now block several stages of software delivery at once.

GitHub Actions outage blocks CI jobs and Copilot coding agents — Hosted-runner capacity constraints left CI jobs queued or failing for more than three hours during the US workday.

GitHub Actions suffered a major outage on August 6th, stalling software builds and deployments while disrupting GitHub Pages, Copilot coding agent, Copilot code review and enterprise migrations. GitHub said workflow runs were failing, remaining queued for extended periods or timing out as hosted-runner capacity stayed constrained.…

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