linux-kernel - Re: PROBLEM: Hardware clock instable

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Date:	Wed, 4 Jun 2008 16:22:49 +0200
From:	Lkm <lkm@...-linux.com>
To:	"Bart Van Assche" <bart.vanassche@...il.com>
Cc:	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Subject: Re: PROBLEM: Hardware clock instable

Le Wednesday 04 June 2008 15:40:49 Bart Van AsscI de, vous avez écrit :
> On Wed, Jun 4, 2008 at 3:17 PM, Lkm <lkm@...-linux.com> wrote:
> > Ntpd logs:
>
> ...
>
> >  2 Jun 13:42:20 ntpd[2299]: time reset -109.498922 s
>
> ...
>
> The reason I asked for the ntpd logs is that I'm still not sure
> whether there is a hardware problem.

In fact i'm wondering too .... But we have so many server with the same 
problem...

> How long was the ntpd process 
> running when the above line was logged ?

I have rebooted the server on Mon Jun  2 13:37 (show in last command) for 
testing clock and clocksource boot argument.
If i look forward in the log:
26 Feb 11:25:12 ntpd[2422]: time reset -0.492486 s
I Don't know if we have rebooted the server this day..


> And can you also post the 
> output of ntpq -pn ?
>
ntpq -pn
     remote           refid      st t when poll reach   delay   offset  jitter
==============================================================================
+192.168.0.150   195.220.194.193  3 u  531 1024  377    1.398    0.606   0.402
*192.168.0.151   194.2.0.28       3 u  399 1024  377    0.554    0.426   0.172

> Bart.


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