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GitHub Copilot

Disruption with some GitHub services

Partial outage Lasted 1h 19m · started · GitHub Copilot's page

Level
confirmed
Worst impact
Partial outage
Components
API Requests, Issues, Pull Requests, Actions, Pages, Copilot
Down Index
48of 100

What to do

  • Check whether you use GitHub Copilot API Requests, Issues, Pull Requests, Actions and 2 more. 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 1h 19m it lasted.

    Anything that failed between 2026-07-24 16:17 UTC and 2026-07-24 17:36 UTC may need a replay.
  • Subscribe to GitHub Copilot's feed to hear about the next one first. RSS feed

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

Updates from GitHub Copilot 12

  1. investigating

    We are investigating reports of degraded performance for API Requests and Issues

    provider

  2. investigating

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

    provider

  3. investigating

    Pull Requests is experiencing degraded performance. We are continuing to investigate.

    provider

  4. investigating

    We are investigating timeouts to some GitHub services

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  5. investigating

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

    provider

  6. investigating

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

    provider

  7. investigating

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

    provider

  8. investigating

    We have applied a mitigation and are monitoring for recovery

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  9. investigating

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

    provider

  10. investigating

    The degradation affecting API Requests, Actions, Copilot, Issues, Pages and Pull Requests has been mitigated. We are monitoring to ensure stability.

    provider

  11. investigating

    We are seeing recovery across all services

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  12. resolved

    On July 24th at 16:04 UTC, a loss of connectivity occurred in network paths in one of our three physical data center availability zones (AZs). This resulted in packet loss due to the remaining active paths becoming saturated. Our data centers use a leaf-spine switch fabric in each compute cage, and an aggregation layer interconnecting the spines from each cage within each AZ. The loss of connectivity affected links between one cage’s spine switches and the aggregation layer within that specific AZ. Workloads depending on compute resources in this cage became degraded due to packet loss, and exhibited intermittent errors: - Actions saw 10% of jobs fail during the impact window, and 5% of jobs succeeded but with delayed starts. - 27% of GitHub issues interactions saw slow requests or timeouts. - 4% of GitHub Copilot requests experienced errors, though most automatically retry. - 4% of git push operations saw impacts during the affected window. - Authentication requests saw increased latency during the affected window, but error rates, while elevated, were < 1% in all cases. We were able to mitigate the outage by re-routing affected connections to available fiber paths that were allocated for future capacity upgrades. Sufficient network capacity to eliminate packet loss was restored at 17:07, with most services showing full recovery by 17:16. All paths were restored and services healthy at 17:36. This incident affected 25% of available network interconnect capacity. Older cages utilize a 100Gbps network interface standard. To remove risk of reoccurrence, a planned upgrade to 400Gbps interfaces is being accelerated as much as possible, ensuring increased bandwidth available at all layers of the switch fabric for resiliency to path or device loss.

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Corrections

None so far.

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Questions about DWN-6d726d06b0

Is GitHub Copilot still down?

No, this incident was resolved 2026-07-24 17:36 UTC. For GitHub Copilot's live state, see https://down.guide/github-copilot.

How long did it last?

1h 19m, from 2026-07-24 16:17 UTC to 2026-07-24 17:36 UTC, by the times GitHub Copilot posted.

What was affected?

GitHub Copilot named API Requests, Issues, Pull Requests, Actions and 2 more.

What caused it?

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

Where does this come from?

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