Circle CI incident
Job start delays for arm-medium, large, xlarge, 2xl resources
Circle CI experienced a minor incident on January 29, 2026 affecting Machine Jobs, lasting 7m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Jan 29, 2026, 07:29 PM UTC
We are experiencing capacity constraints affecting arm-medium, large, xlarge, 2xl, resulting in job start delays of up to 5 minutes. Current Status: - arm-medium, large, xlarge, 2xl: Experiencing delays up to 5 minutes due to capacity constraints - Docker, Mac, Windows, and Android jobs: Operating normally without delays Our engineering team is actively working to address these constraints and expand available capacity. All jobs will continue to run normally after the initial delay. We appreciate your patience as we work to resolve this issue. Next Update: Within 30 minutes or as the situation changes.
- monitoring Jan 29, 2026, 07:35 PM UTC
A fix has been implemented and we are monitoring the results.
- monitoring Jan 29, 2026, 07:35 PM UTC
We are continuing to monitor for any further issues.
- resolved Jan 29, 2026, 07:37 PM UTC
This incident has been resolved.