On Wed, 2006-12-13 at 20:04 +0530, Moon EC wrote: > In this version of kernel, from man page, this value get incremented > in every clock interrupt, from 2^32/HZ -300 (In my case, HZ = 100), > since bootup and it should get overflow in 300 seconds. I think you may have read the man page wrong (added emphasis on "before"): "Since Linux 2.6, this point is (2^32/HZ) - 300 (i.e., about 429 million) seconds _BEFORE_ system boot time." Avishay -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/