Crontab

Setting up cron jobs in Unix, Solaris & Linux

Quick Reference

cron is a Unix, solaris, Linux utility that allows tasks to be automatically run in the background at regular intervals by the cron daemon.

cron meaning – There is no definitive explanation but most accepted answers is reportedly from Ken Thompson ( author of unix cron ), name cron comes from chron ,the Greek prefix for time

What is cron ? – Cron is a daemon which runs at the times of system boot from /etc/init.d scripts. If needed it can be stopped/started/restart using init script or with command service crond start in Linux systems.

This document covers following aspects of Unix, Linux cron jobs to help you understand and implement cronjobs successfully