[CentOS] Inquiry:How to make crontab job permanent even after server reboot?
John R Pierce
pierce at hogranch.com
Wed Oct 28 05:16:30 UTC 2009
hadi motamedi wrote:
> Dear All
> Please be informed that I have an CentOS 5 server and I need it to be
> automatically rebooted at pre-specified times . To this end , I tried
> to set it as its crontab job as the followings :
> #crontab -e
> 30 15 * * * reboot
> It got through but after the server first reboot the crontab job
> disappeared . So I tried to set it in another way , as the followings :
> set the cron list in /tmp/temp
> add the following lines to /etc/rc.local :
> crontab /tmp/temp
> But still the crontab job will disappear after the server first reboot
> . Can you please do me favor and let me know how can I make the
> crontab job permanent on my CentOS server even after server reboot ?
> Let me thank you in advance
>
crontab -e /should/ be editing the file /var/spool/cron/$USER
and crond reads /var/spool/cron/* to decide what to do.
do you have scripts that are wiping out these files on reboot? or is
/var/spool on a transient (non-persistent) storage ?
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