====== RAID Mirroring ======

<code bash raid_status.sh>
#!/bin/sh
# check raid status and email if not ok
STATUS=`/sbin/dmraid -s | grep "status"`
if [ "$STATUS" != "status : ok" ]
then
/sbin/dmraid -s | mail -s "Server: RAID ERROR: $STATUS" email@rkcsd.com
fi
</code>

===== crontab =====

<code>
# /etc/crontab: system-wide crontab

SHELL=/bin/sh
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin

# m h dom mon dow user  command
17 *    * * *   root    cd / && run-parts --report /etc/cron.hourly
25 6    * * *   root    test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.daily )
47 6    * * 7   root    test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.weekly )
52 6    1 * *   root    test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.monthly )
00,15,30,45 * * * * root /root/raid_status.sh
#
</code>