Incident practice
Get paged. Fix it. Prove it.
Build confidence, one real incident at a time.
Learn how systems work by investigating and fixing them.
Resume workspace- get paged
- investigate
- fix
- verify
- debrief
A real incident workspace
Investigate with a live terminal, telemetry, documentation, and customer checks.





From the labBooking a lane is slowDatabasesApprentice
Choose your incident.
Three places to begin-
NetworkingApprentice
One reception desk cannot book appointments
At BrightSmile Dental, reception desk 1 cannot book appointments while desk 2 beside it books as usual.
Addressing and routing · Connectivity testing · Linux hosts and services
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PerformanceAdept
The capacity number nobody trusts
The business must decide how many imports the service can take, but the last benchmark's verdict cannot be trusted. Produce one that can.
Performance and capacity · Metrics and alerting · Linux hosts and services
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DatabasesApprentice
The dispatch turned away
Dispatch operations are being turned away. The supporting services must be properly restored, not worked around.
Databases · Linux hosts and services · Logs and traces