secureplatform cron

root crons configured by running crontab -e at expert prompt

cron file will be save to...

/var/spool/cron/root

cron file format

Each line in the /etc/crontab file represents a job and has the following format:

minute   hour   day   month   dayofweek   command

minute — any integer from 0 to 59

hour — any integer from 0 to 23

day — any integer from 1 to 31 (must be a valid day if a month is specified)

month — any integer from 1 to 12 (or the short name of the month such as jan or feb)

dayofweek — any integer from 0 to 7, where 0 or 7 represents Sunday (or the short name of the week such as sun or mon)

command — the command to execute (the command can either be a command such as ls /proc >> /tmp/proc or the command to execute a custom script)

crontab file examples

01 * * * * /usr/local/bin/cron.hourly.sh 02 4 * * * /usr/local/bin/cron.daily.sh 22 4 * * 0 /usr/local/bin/cron.weekly.sh 42 4 1 * * /usr/local/bin/cron.monthly.sh