← Linux// SCRIPTS
Cron & Scheduling
How to schedule a one-off task with at in Linux
Run a command once at a future time with at, list the queue with atq, and cancel a job with atrm.
How to create or edit a cron job in Linux
Add or edit a scheduled cron job with crontab -e, redirect its output to a log, and verify it was saved.
How to list systemd timers in Linux
List active systemd timers, their next and last run, and inspect a timer and its service with systemctl.
How to check if a cron job ran in Linux
Verify that a cron job executed by checking the cron log via journalctl and /var/log/cron.
How to read and write cron schedule syntax in Linux
Understand the five cron time fields (minute, hour, day of month, month, day of week) with practical schedule examples.
How to list cron jobs in Linux
List a user cron jobs and the system-wide cron entries with crontab -l and the /etc/cron files.