Minor impactResolvedDevOps

CircleCI incident: Delays starting Gen 2 Docker Jobs

CircleCI reported this minor-impact incident on its official status page on Oct 1, 2026, 09:06 UTC. It was resolved after 1h 39m.

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Oct 1, 2026, 09:06 UTC
started
Oct 1, 2026, 10:45 UTC
resolved
1h 39m
duration
Minor
impact

Affected components

  • Docker Jobs
  1. postmortemOct 9, 2026, 22:36 UTC

    ## **Summary** Between October 1 and October 8, 2026, CircleCI customers experienced five separate incidents in which jobs waited longer than normal to start, or failed to start. Three of the incidents were driven by limited instance availability from our cloud provider. One was caused by a configuration issue in our scheduling infrastructure, and one by memory limits on an internal service, which we raised during the incident. * **October 1, 07:57 to 10:24 UTC:** Docker Gen 2 jobs waited up to 30 minutes to start. A configuration issue prevented the Gen 2 scheduling servers from using their high-performance local disks. During a burst in traffic, the fallback disks saturated and job placement slowed. * **October 7, 13:27 to 14:06 UTC:** Machine jobs waited longer than normal because we could not acquire enough virtual machines from our cloud provider. * **October 7, 14:24 to 15:21 UTC:** Some jobs failed with an infrastructure error, and workflows were delayed. The service that give

  2. resolvedOct 1, 2026, 10:45 UTC

    This incident has been resolved.

  3. monitoringOct 1, 2026, 10:24 UTC

    We're seeing queue times return to normal levels, and continue to monitor.

  4. identifiedOct 1, 2026, 10:13 UTC

    A fix has been rolled out and we're starting to observe recovery.

  5. identifiedOct 1, 2026, 09:47 UTC

    We have identified the root cause and we are actively working on a fix. Thank you for your patience.

  6. investigatingOct 1, 2026, 09:06 UTC

    Customers may experience delays in starting Docker Gen 2 Jobs. We are working to increase the throughput of the system to accomodate this.

What APIStatus.watch saw

  • Oct 1, 2026, 09:10 UTCoperational → degraded
  • Oct 1, 2026, 10:25 UTCdegraded → operational

Other services with incidents at the same time

Overlapping incidents aren't necessarily related.

How often does CircleCI have incidents?

CircleCI reported 23 incidents in the last 90 days, 3 of them major or critical. A typical incident lasted 1h 12m. See CircleCI's uptime and incident history