Monitoring and Troubleshooting
systemd Rescue and Journal-Driven Triage
Practice emergency shells, generator units, and journal pivots that shorten outage narratives.
- Duration
- 3 weeks · 24 lab hours
- Format
- Intensive weekend labs
- Skill level
- Intermediate
- Certification path
- RHCE troubleshooting emphasis
- Informational price
- ₩149,000
What the labs include
- Drills on emergency.target and debug shells
- Generator unit labs with guardrails against footguns
- journalctl field cheat sheets tied to real incidents
- coredumpctl walkthroughs with privacy in mind
- Resource limit forensics using cgroup v2 tools
- Timed recovery scenarios with debrief templates
- Mentor-reviewed postmortem draft for final grade
Outcomes you can show a lead
- Boot a broken lab host into a working rescue path twice in a row
- Produce a journal timeline stakeholders can follow without jargon pile-ons
- List three signals that justify hardware escalation versus config fixes
Responsible instructor
Jonas Meyer
Senior Systems Instructor focused on operational clarity.
FAQ
No. It complements certification labs but targets real triage cadence.
Learner notes
Tabletop with a skeptical mentor felt theatrical until I saw how thin my reasoning was.