cron(8)
Name
cron − clock daemon
Syntax
/etc/cron
Description
The cron command executes commands at specified dates and times according to the instructions in the file /usr/lib/crontab. Since cron never exits, it should only be executed once. This is best done by running cron from the initialization process through the file /etc/rc.
The crontab file is examined by cron every minute.
Files
/usr/lib/crontab
See Also
crontab(5), init(8)
Guide to System Environment Setup