Re: 2.6.0-test3 "loosing ticks"

From: john stultz
Date: Thu Aug 14 2003 - 12:35:06 EST


On Thu, 2003-08-14 at 10:17, Jamie Lokier wrote:
> john stultz wrote:
> > Sounds like either your PIT is running slowly or something is
> > consistently keeping the timer interrupt from being handled. In 2.4 do
> > you have any time related issues at all? Does the "Loosing too many
> > ticks!" message correlate to any event on the system (boot, heavy load)?
> >
> > Also listing system type, motherboard, any sort of funky devices you've
> > got might be helpful.
>
> I am seeing something similar on my dual Athlon MP 1800 box.
>
> It is running NTP to synchronise with another machine over the LAN,
> but ntpdc reports that it develops a larger and larger offset relative
> to the server - ntpd clearly is not managing to regulate the clock.

Approximately at what rate does it skew? Does ntpdate -b <server> set it
properly?

Are you also seeing the "Loosing too many ticks!" message?

thanks
-john


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/