Cron Job in Linux
I got very confused and got lot problem while running cron job,also not found proper structure on google so decide to writ my experience,below are step wise cron job.
minute:
* * * * * /etc/postfix/queuegraph-rrd.sh
This script run every minute
*/5 * * * * /bin/bash /root/mailq.sh
this script run every five minute
#*/57 * * * * /bin/bash /root/iptables.sh
this script run on 57 minute
hour.
0 * * * *
run at every hour
0 23 * * * /bin/bash /root/pflogsumm.sh
this script run at 11 pm
day
15 15 15 * *
This will run at 3:15 on every 15 days
15 15 L * *
This will run on 3:15 of every last day of month
10 0 1 * * /bin/bash /root/change_always_bcc.sh
this script run at 12,10 am night 1st day of month
month
15 15 15 11 *
This will run on November,15 at 3:15
Day of week
15 15 * * 1-6
this will run from Monday to Saturday, at 3:15
Comments
Post a Comment