> > 1) At the time of boot up is jiffies = 0 or does it start at a value > 0? At startup jiffies = 0 > 3) As an aside, a printk inside schedule() defined in kernel/sched.c as > shown below shows something unexpected: > > unsigned long j = jiffies; > printk(KERN_NOTICE "Jiffies %lu: \n", j); > > logs the following in /var/log/messages > > ... > blah blah ... Jiffies: 4294667652 do you mean to say that this isthe only entry ? or is it getting repeated? -- Omanakuttan.N. Perl, C, C++. Linux It is a poor judge who cannot award a prize. -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/