Here's a question: run hwclock, then, when you reboot, go into the BIOS, and see what the time is.
mark
Thanks Mark. "hwclock" showed the right time before reboot. After reboot, entering BIOS it still showed the correct local time. After the server came up, "date" is slow by 5 hours.
[root@nod705 ~]# date Thu Aug 9 11:26:12 CDT 2012
[root@nod705 ~]# hwclock Thu 09 Aug 2012 04:26:15 PM CDT -0.002574 seconds