Mission 275

Package status log correlation

Connect package status output to package logs.

Package/process ops
8 minutes Admin Lesson 275 of 360
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Lesson 275 of 360 0/360 lessons 0/17 missions Package/process ops · 8 minutes
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Ops lab terminal Training lab
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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 nginx status

Run dpkg -s fake-nginx.

dpkg -s fake-nginx
Find install log

Run grep install /var/log/dpkg.log.

grep install /var/log/dpkg.log
Read nginx policy

Run apt policy fake-nginx.

apt policy fake-nginx
Lesson support

What to notice while you play.

Objective

Connect package status output to package logs.

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.

grep [-i] <text> <file>

Find literal text inside a file.

apt|dpkg|brew

Inspect simulated Linux and macOS package metadata.