linux-kernel - Re: 2.6.25.9: system clocks works normally then speeds up 4x...

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Message-ID: <1f1b08da0807091255s77033943t2b686ddb537ceaae@mail.gmail.com>
Date:	Wed, 9 Jul 2008 12:55:35 -0700
From:	"john stultz" <johnstul@...ibm.com>
To:	"Philippe Troin" <phil@...i.org>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.25.9: system clocks works normally then speeds up 4x...

On Wed, Jul 9, 2008 at 12:21 PM, Philippe Troin <phil@...i.org> wrote:
> System info:
>
>  Dual Pentium-III
>  Tyan Tiger 133 motherboard
>  Running 2.6.25.9-40 (Fedora 8 kernel + IMQ + Layer7 patches)
>  Also tried with vanilla 2.6.25.9 - problem still shows up.
>
> Symptoms:
>
>  The system boots fine. Clock seems to run normally.
>
>  Then after a random amount of time (on the current boot, 3 days),
>  clock starts to be running 2-4x faster (on the current boot, 4x).
>
>  I have tried booting with "nohz=off highres=off" but it does not
>  help.

Could you provide the output from the following:
   sudo cat /sys/devices/system/clocksource/clocksource0/*

Did this issue occur with 2.6.24 or earlier kernels?

thanks
-john
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