Mission 282

Incident disk filling

Use disk and log evidence for storage triage.

Troubleshooting
8 minutes Advanced Lesson 282 of 360
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learner@clairos:/home/learner $ Unix ops lab: type a command, press Enter
Instructions 8 minutes

Click any instruction for the command details, the why, and the common mistake to avoid.

Check disks

Run df -h.

df -h
Size logs

Run du -sh /var/log.

du -sh /var/log
Find rotated logs

Run find /var/log -name .1.

find /var/log -name .1
Lesson support

What to notice while you play.

Objective

Use disk and log evidence for storage triage.

Hint

Run the commands in order and compare the outputs.

Why it matters

Junior operators build confidence by gathering evidence before changing systems.

Common mistakes
  • Skipping the inspection step.
  • Assuming one command tells the whole story.
Reference

Commands in this lesson.

find [path] [-name text]

Search lab filesystem paths.

df|du|free|uptime

Inspect training resource and system health.