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[Xen-devel] Re: CE: xen increasing min_delta_ns to 7651397591976463850 n

from [Jens Seidel]

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Subject:	[Xen-devel] Re: CE: xen increasing min_delta_ns to 7651397591976463850 nsec / pvops domU
From:	Jens Seidel <jensseidel@xxxxxxxxxxxx>
Date:	Thu, 25 Feb 2010 23:33:44 +0100
Cc:	Jens Seidel <jensseidel@xxxxxxxxxxxx>
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On Thu, Feb 25, 2010 at 11:44:42PM +0200, Pasi Kärkkäinen wrote:
> CCing to xen-devel..

thanks Pasi ...

I have more information:
 
> On Mon, Feb 22, 2010 at 09:26:59AM +0100, Jens Seidel wrote:
> > I'm using vanilla 2.6.32.7 domU kernel with Xen 3.2 and get very often a
> > unresponsible system after approximately one or two days with messages such 
> > as

The problem seems to occur between 10h - 11.5h (verified three times).

Using the options "hpet=disable clocksource=jiffies nolapic acpi=off" the
problem vanished but I get a minor time drift between dom0 and domU (and
missed at least once my bus :-()

> > [43616.674502] CE: xen increasing min_delta_ns to 16086592372704132408 nsec
> > 
> > on the console. I fail to login via ssh and even to cleanly shutdown this
> > system via xm <id> shutdown. sysrq requests still work.

Oops, forget about sysrq. Now I think it didn't worked.

> > PS: Please CC: me.

Jens

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