Mission 237

Cron service review

Connect cron service status, schedule, and logs.

Server operations
8 minutes Admin Lesson 237 of 360
systemctlcrontabgrep
Lesson 237 of 360 0/360 lessons 0/17 missions Server operations · 8 minutes
0%
Continue View profile
Ops lab terminal Training lab
New learnerrank 0XP 0%complete
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.

Inspect cron service

Run systemctl status cron.

systemctl status cron
List learner cron

Run crontab -l.

crontab -l
Search cron log

Run grep CRON /var/log/cron.log.

grep CRON /var/log/cron.log
Lesson support

What to notice while you play.

Objective

Connect cron service status, schedule, and 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.

systemctl status <service>

Inspect simulated service status.

crontab -l

List a simulated learner crontab.