how to create a cron job that runs on the first day of month
Solution 1:
This will run the command foo at 12:00AM on the first of every month
0 0 1 * * /usr/bin/foo
This article describes the various fields, look to the bottom of the page: http://en.wikipedia.org/wiki/Cron
To add this to your cron file, just use the command
crontab -e
Solution 2:
Will run /usr/bin/foo at 12:10am on the first day of the month.
10 0 1 * * /usr/bin/foo
Will run /usr/bin/foo at 3:10am on every day.
10 3 * * * /usr/bin/foo
See http://www.scrounge.org/linux/cron.html
updated the crons, it was a copy paste error, thanks Joy Dutta!
Solution 3:
use following:
@monthly /home/user/backup.sh
more information:
man 5 crontab
(files used to schedule the execution of programs)- crontab(5): tables for driving cron - Linux man page
Solution 4:
Check for a directory on your server at /etc/cron.monthly
. If the directory exists, odds are your system is set up to run any executables it finds in that folder on a monthly basis. Just drop your script (or symlink it) in /etc/cron.monthly
. Also, make sure your script is executable.