Cron Jobs & Scheduling

Summary

Scheduling scripts or commands to run automatically at specified times or intervals — used constantly for backups, cleanup tasks, and recurring reports.

• 1Write a crontab entry to run a script on a schedule (e.g. daily at midnight).
• 2Learn to read cron's 5-field time syntax without needing to look it up every time.
• 3Understand common cron pitfalls: missing environment variables, and silent failures without logging.