BAC-L3-OPS-111
Disaster recovery drill
Total loss of the hosting region. Rebuild the entire infrastructure under time pressure, from repositories and backups alone.
- Level
- L3 — Infrastructure engineer
- Duration
- 4 h
- Maintainer
- DevOps / Blockchain Infrastructure Engineer
Learning objectives
- 01Rebuild a complete infrastructure from nothing
- 02Measure the recovery time and point objectives actually achieved
- 03Identify undocumented dependencies the drill exposes
Guided lab
Timed full-rebuild drill, with no access to the original infrastructure.
Independent lab
Fix the recovery plan from the gaps observed and have another team re-run it.
Security angle
Validator keys are not restored like data: their procedure is separate and manual.
Assessment
Measured recovery objectives plus a corrected plan, successfully re-run.