Eight jobs are stuck in the build queue, none has reached the compile step in 40 minutes, and deploys are frozen.
The build runner has not compiled anything.
Each new job gives up at the same pre-flight check and goes back to waiting.
Someone has suggested rebooting the runner host to clear whatever is stuck.
The pipeline log is the only record of what build 42 did before it died.
The fix is yours to find: hints, the recovery checks and the debrief unlock inside the incident.
The alert fires and the clock starts. Read the page and the briefing.
Work in a simulated shell with realistic output: logs, configs, services.
Change the system the way you would in production. Hints are there if you get stuck.
Automated checks verify the recovery, then the debrief explains what happened.
Free, instant, and it works on your phone. No signup: start as a guest and save your progress later.