Mission 240

Resource baseline advanced

Build a resource baseline from uptime, memory, and disk.

Server operations
8 minutes Admin Lesson 240 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.

Read uptime

Run uptime.

uptime
Read memory

Run free -h.

free -h
Read disk

Run df -h.

df -h
Lesson support

What to notice while you play.

Objective

Build a resource baseline from uptime, memory, and disk.

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.

df|du|free|uptime

Inspect training resource and system health.