Crontab job to run every 5 minutes, for example

Just a small note, if you ever need to run a job in crontab every 5 minutes, let’s say, this is the way to do it:  (as opposed to writing 00,05,10,15….)

*/5 * * * * /u01/app/oracle/bin/ora_rm_arc MYDB 24 > /dev/null 2>&1