Semaphore incident
Elevated error rates when fetching test results
Semaphore experienced a major incident on July 31, 2025 affecting Semaphore, lasting 32m. The incident has been resolved; the full update timeline is below.
Affected components
Semaphore
Update timeline
- identified Jul 31, 2025, 12:13 PM UTC
The issue has been identified and a fix is being implemented.
- monitoring Jul 31, 2025, 12:18 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Jul 31, 2025, 12:45 PM UTC
This incident has been resolved.