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GitHub Actions

Incident with Actions

Major outage Lasted 10h 42m · started · GitHub Actions's page

Level
confirmed
Worst impact
Major outage
Components
Actions, Pages
Down Index
65of 100

What to do

  • Check whether you use GitHub Actions Actions, Pages. Check your stack

    Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.
  • Confirm your retries, queues and scheduled jobs caught up after the 10h 42m it lasted.

    Anything that failed between 2026-08-06 15:22 UTC and 2026-08-07 02:04 UTC may need a replay.
  • Subscribe to GitHub Actions's feed to hear about the next one first. RSS feed

    https://down.guide/feed?provider=github-actions works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from GitHub Actions 24

  1. investigating

    We are investigating reports of degraded performance for Actions

    provider

  2. investigating

    Actions is experiencing degraded availability. We are continuing to investigate.

    provider

  3. investigating

    We are investigating errors affecting GitHub Actions. Some workflow runs are failing to start or failing partway through, and some requests to the Actions REST API are returning errors. Some customers may also see unexpected rate limiting in their workflows. Engineers have identified the source of the disruption and are actively working on a mitigation

    provider

  4. investigating

    Pages is experiencing degraded performance. We are continuing to investigate.

    provider

  5. investigating

    Pages is operating normally.

    provider

  6. investigating

    Pages is experiencing degraded performance. We are continuing to investigate.

    provider

  7. investigating

    We are continuing to work on the issue affecting GitHub Actions. Some workflow runs are still delayed or failing to complete, and some requests to the Actions API are returning errors. Customers running migrations with GitHub Enterprise Importer may also see failures. Engineers are actively working towards full recovery.

    provider

  8. investigating

    Actions and Pages are experiencing degraded availability. We are continuing to investigate.

    provider

  9. investigating

    We are continuing to work on the issue affecting GitHub Actions. Workflow runs are still failing or delayed in starting, and some queued jobs may time out. Some requests to the Actions API are returning errors. Customers running migrations with GitHub Enterprise Importer may see failures. Our engineers have applied several mitigations and are rolling out a further fix now.

    provider

  10. investigating

    We are continuing to work on an issue affecting multiple GitHub services. Workflow runs are failing or delayed in starting, and some queued jobs may time out. Copilot code review, Copilot coding agent, hosted runners, and migrations using GitHub Enterprise Importer might also affected. Webhook deliveries may be delayed. Engineers have applied a number of mitigations and are rolling out a further fix across all affected systems now.

    provider

  11. investigating

    We are continuing to work on an issue affecting multiple GitHub services. Workflow runs are still failing or delayed in starting, and some queued jobs may time out. Customers using self-hosted runners may see errors or rate limiting when runners register. Copilot code review, Copilot coding agent, hosted runners, and migrations using GitHub Enterprise Importer may also be affected. Webhook deliveries may be delayed. Engineers have applied further mitigations and are continuing to work towards full recovery.

    provider

  12. investigating

    We are continuing to work on an issue affecting multiple GitHub services. Workflow runs are still failing, and jobs may remain queued for an extended period before starting or may time out. Jobs using GitHub-hosted runners are particularly affected while capacity is constrained. Customers using self-hosted runners may see errors or rate limiting when runners register. Copilot code review, Copilot coding agent, and migrations using GitHub Enterprise Importer may also be affected. Webhook deliveries may be delayed. Recovery is taking longer than we expected, and engineers remain actively engaged.

    provider

  13. investigating

    We are continuing to work on an issue affecting GitHub Actions. Capacity remains constrained and jobs may still be delayed or fail while it recovers gradually. Customers using self-hosted runners may see errors or rate limiting when runners register.  Copilot code review, Copilot coding agent, and migrations using GitHub Enterprise Importer may also be affected. Webhook deliveries may be delayed. Our engineers remain actively engaged.

    provider

  14. investigating

    We are continuing to work on an issue affecting GitHub Actions. Webhook triggers are currently throttled to help with recovery and and we are processing approximately 15% of webhooks, so many events such as pushes and pull requests are not triggering workflow runs. Of jobs queued, approximately 65% are succeeding, improved from a low of 30 to 40% earlier in this incident. We have narrowed the remaining impact to runners that are stuck retrying jobs that are no longer available. Both GitHub-hosted and self-hosted runners are affected, and we are working to recover them. Copilot code review, Copilot coding agent, and migrations using GitHub Enterprise Importer may also be affected.

    provider

  15. investigating

    We are continuing to work on an issue affecting GitHub Actions. Webhook triggers remain throttled to aid recovery, so many push and pull request events are not triggering new workflow runs. We identified runners being assigned jobs that are no longer valid and are deploying a change to address this issue. Both GitHub-hosted and self-hosted runners are affected. Copilot code review, Copilot coding agent, and GitHub Pages may experience failures or delays. Migrations using GitHub Enterprise Importer have been paused to support mitigation efforts.

    provider

  16. investigating

    We continue to make progress on the issue affecting GitHub Actions. We have deployed a fix that addresses runners being assigned jobs that are no longer valid, and are seeing improvement in job completion rates. For workflow runs that are starting, success rates have increased significantly and are now at 97%. Standard and larger runners are now draining queued work. A change is also in progress to mitigate issues with existing self-hosted runners that are not picking up jobs. Webhook triggers remain throttled to support recovery. Many push and pull request events are not yet triggering new workflow runs, and we are working to safely restore full throughput. GitHub Pages, Copilot code review, and Copilot coding agent may still experience failures or delays. Migrations using GitHub Enterprise Importer remain paused. We are continuing to monitor recovery and will provide another update as conditions improve.

    provider

  17. investigating

    We have deployed fixes that address runners being assigned invalid jobs and are taking additional steps to clear the backlog of affected jobs. Job completion rates for running workflows have improved significantly, with success rates now at 99%. Global queues for hosted runner assignment are nearly burned down and concurrency queues for customers are being processed. Another change was deployed to accelerate processing the backlog of job requests. We are gradually restoring throughput for webhook-triggered Actions workflows and monitoring system stability. We have deployed a fix for self-hosted runners that were not picking up jobs and are enabling it incrementally. GitHub Pages, Copilot code review, and Copilot coding agent may still experience intermittent failures or delays. Migrations using GitHub Enterprise Importer remain paused. We continue to monitor recovery across all affected services and will provide another update as conditions improve.

    provider

  18. investigating

    System-wide queues have been drained, and new jobs are being processed as expected. The fix for self-hosted runners not picking up jobs has been fully rolled out. Webhook-triggered Actions workflows have been restored to full throughput. GitHub Pages, Copilot code review, and Copilot coding agent are showing recovery. Migrations using GitHub Enterprise Importer remain paused as a precaution. We are monitoring all affected services for sustained recovery and will provide another update shortly.

    provider

  19. investigating

    System-wide queues have been drained, and new jobs are being processed as expected. The fix for self-hosted runners not picking up jobs has been fully rolled out. Webhook-triggered Actions workflows have been restored to full throughput. GitHub Pages, Copilot code review, and Copilot coding agent are showing recovery. Migrations using GitHub Enterprise Importer remain paused as a precaution. We are monitoring all affected services for sustained recovery and will provide another update shortly.

    provider

  20. investigating

    The degradation affecting Actions and Pages has been mitigated. We are monitoring to ensure stability.

    provider

  21. monitoring

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

    provider

  22. monitoring

    We’re investigating reports that some Actions Runner Controller runners are taking longer than expected to recover. We’ll provide an update as our investigation progresses.

    provider

  23. monitoring

    During the incident, some Actions Runner Controller (ARC) runner pods became stuck in an idle state. Affected users can delete those pods using kubectl or redeploy their Actions Runner Controller application. ARC will automatically create replacement runners. The next releases of Actions Runner and Actions Runner Controller will include an automatic recovery mechanism, preventing the need for these manual steps in the future. Some workflow-triggering events, including push and pull request events, were not processed during the incident and cannot be replayed automatically. Customers may need to repeat the triggering action by pushing a new commit, updating the pull request, or manually re-running the workflow where applicable.

    provider

  24. resolved

    On August 6, 2026, between 15:05 UTC and 00:14 UTC on August 7, GitHub Actions experienced degraded availability. During the incident, workflow runs failed or remained queued for an extended period of time. Customers using both GitHub-hosted and self-hosted runners were affected. At peak, 71% of workflow runs experienced infrastructure failures and 75% of the remaining workflow runs were delayed by more than 5 minutes. The incident was triggered by a routine deployment to an internal Actions service responsible for processing events and generating Actions jobs. The deployment exposed an existing capacity and concurrency weakness. As pods were replaced during the deployment, remaining capacity became saturated, causing services to crash and triggering a cascading impact across multiple clusters and downstream services. These services recovered at 17:00 after expanding capacity, throttling incoming webhook-triggered work to allow the system to recover, and increasing processing capacity for the backlog of affected events. As the incident progressed, a backlog of work accumulated across the systems responsible for assigning jobs to runners. Due to a latent bug in one of the services responsible for job assignment, runners were getting assigned jobs that were no longer valid and then getting stuck retrying those jobs, preventing them from picking up valid work. This second stage of impact was mitigated by deploying changes to prevent runners from repeatedly attempting to acquire invalid jobs. These mitigations allowed the accumulated queues to drain and Actions to recover to normal operation. Some Actions Runner Controller (ARC) runners remained stuck after the incident. A mitigation deployed during the incident inadvertently affected these runners, causing some to remain offline until they were manually recovered. We subsequently rolled back the change and are adding automatic recovery in upcoming Runner and ARC releases. Some jobs created during the incident were also left stuck unable to be retried or canceled. CLI and UI solutions for customers to address these were shared at https://github.com/orgs/community/discussions/204152#discussioncomment-17946043. To prevent recurrence, we are making improvements to deployment and capacity safeguards for the affected services, strengthening monitoring for the conditions that preceded the incident, improving the resiliency and recovery of queued work and runner assignment, and adding automatic recovery for self-hosted runners affected by similar failure conditions. We are also making additional improvements to reduce the risk of cascading failures and accelerate recovery during large-scale Actions disruptions.

    provider

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Corrections

None so far.

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Questions about DWN-6db338eadd

Is GitHub Actions still down?

No, this incident was resolved 2026-08-07 02:04 UTC. For GitHub Actions's live state, see https://down.guide/github-actions.

How long did it last?

10h 42m, from 2026-08-06 15:22 UTC to 2026-08-07 02:04 UTC, by the times GitHub Actions posted.

What was affected?

GitHub Actions named Actions, Pages.

What caused it?

GitHub Actions hasn't published a root cause. If it does, it shows here.

Where does this come from?

GitHub Actions's official status page, https://www.githubstatus.com, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.