It’s easy to find out when were the last 30+ times you rebooted your Linux PC. Do a *last reboot* to get a list of exact dates: arulalan@arul-desktop:~$ last reboot reboot system boot 2.6.32-19-generi Sat Jun 19 22:17 - 22:45 (00:27) reboot system boot 2.6.32-19-generi Sat Jun 19 12:02 - 15:15 (03:12) reboot system boot 2.6.32-19-generi Fri Jun 18 22:15 - 03:25 (05:09) reboot system boot 2.6.32-19-generi Fri Jun 18 22:03 - 03:25 (05:21) reboot system boot 2.6.32-19-generi Fri Jun 18 14:18 - 20:21 (06:03) reboot system boot 2.6.32-19-generi Fri Jun 18 09:05 - 09:54 (00:48) reboot system boot 2.6.32-19-generi Thu Jun 17 18:16 - 19:16 (01:00) reboot system boot 2.6.32-19-generi Wed Jun 16 21:35 - 01:30 (03:54) -- Regards, Tha.Suresh Kanchi Linux User Group Rocks !!!! http://kanchilug.wordpress.com My experiences with Linux are here, http://thasulinux.wordpress.com