Circle CI is currently experiencing a minor incident affecting macOS Jobs, which began 2h ago. The vendor's full update timeline is below.
Affected components
Update timeline
- investigating Jun 01, 2026, 01:04 AM UTC
Mac jobs are continuing to experience failures. Our infrastructure provider is continuing to report that they are experiencing a DDoS attack causing high network latency and packet loss for our Mac fleet. We are working to bring up additional capacity to restore service.
- investigating Jun 01, 2026, 01:05 AM UTC
We are continuing to investigate this issue.
- monitoring Jun 01, 2026, 01:36 AM UTC
We are seeing Mac jobs starting successfully and improved network connectivity to the Mac fleet, however our infrastructure provider is continuing to experience a DDoS attack. We will continue to monitor the recovery while bringing additional capacity to our platform.
- monitoring Jun 01, 2026, 02:05 AM UTC
Mac jobs are running successfully, and we are continuing to monitor the performance of our Mac fleet. Thank you for your patience.