Daily work accumulation (to be continued)

Take the initiative to send a letter to root when you perform a scheduled task

When you perform a scheduled task, you are actively sending a letter to root to close the method of no longer sending the message:

The original is this:

[[Email protected] ~] #crontab-L

*/30 * * * */usr/sbin/ntpdate ntp.ksyun.cn

Change to this:

[[Email protected] ~] #crontab-L

*/30 * * * */usr/sbin/ntpdate ntp.ksyun.cn >/dev/null 2>&1

This article from "See" blog, declined reprint!

Daily work accumulation (to be continued)