Re: Linux 2.6.21: pmtmr losing time

Thomas Gleixner
2007-04-30T16:21:29Z

On Mon, 2007-04-30 at 14:52 +0200, Joerg Sommrey wrote:
> Hi all,
>
> after switching to 2.6.21 the system clock sporadically loses time on my
> box (i386, Athlon MP).
> It's always around 4.68 seconds and happened 7 times in the last 12
> hours. A simple calculation (2 ^ ACPI_PM_MASK / PMTMR_TICKS_PER_SEC =
> 2 ^ 24 / 3579545 = 4.686968875) shows: There is almost exactly one
> pmtmr-cycle missing. Could this be caused by a pmtmr-wrap when the
> system is in a sleep state?

Hmm, looks like. That's strange we don't sleep 4.68 seconds. Can you
provide me the output of /proc/timer_list please ?

tglx