root@dlink-EEC377:~# offl_chk
Usage : two : check 2 bays NAS
four : check 4 bays NAS
root@dlink-EEC377:~# crontab -l
32 2 * * * /usr/sbin/rtc -s
30 2 2 * * /usr/sbin/rtc -c
59 1 * * * /usr/sbin/daylight &
*/10 * * * * /usr/sbin/offl_chk two &
*/30 * * * * /ffp/bin/webalizer
That's why. It runs every 10 minutes.