Semaphore incident
Delays when checking out GitHub repos via SSH
Semaphore experienced a minor incident on May 19, 2026 affecting Semaphore, lasting 5h 42m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating May 19, 2026, 10:00 AM UTC
We are currently investigating this issue.
- investigating May 19, 2026, 10:38 AM UTC
We are continuing to investigate this issue.
- identified May 19, 2026, 11:18 AM UTC
We identified that the issue is slow communication between our jobs and GitHub. We are currently working with our upstream provider to to resolve this. For impacted jobs, please replace the normal checkout command with the following: retry --times 5 "timeout 40 bash -lc 'source ~/.toolbox/toolbox; checkout' And afterwards, use cd to change the directory to the cloned repository (replace with your project).
- monitoring May 19, 2026, 03:10 PM UTC
We are not currently seeing timeouts related to slow connections. Our team is continuing to monitor the situation to confirm that service has fully returned to normal.
- resolved May 19, 2026, 03:42 PM UTC
This incident has been resolved.