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From: "john stultz" <johnstul@us.ibm.com>
To: Roland <devzero@web.de>
Cc: rogerheflin@gmail.com, joel.greene@catapult.com,
	linux-kernel@vger.kernel.org, pavel@ucw.cz
Subject: Re: Clock has stopped (time/date looping over 5 secon
Date: Wed, 16 Apr 2008 10:20:25 -0700	[thread overview]
Message-ID: <1f1b08da0804161020x7335e58qae9a237da83cb93b@mail.gmail.com> (raw)
In-Reply-To: <007901c899c2$1df6ae30$6400a8c0@bui.materna.com>

On Tue, Apr 8, 2008 at 2:47 PM, Roland <devzero@web.de> wrote:
> > It _appears_ that there is a race in the kernel that can be triggered by
> > any number of hardware issues. There's another thread by Gregory Stark
> > with the same symptoms - he thinks his was fixed by replacing a bad
> > DIMM.
> >
>
>  i`d like to mention that we may have a repro-case (if it`s the same issue i
> hit within vmware):
>
>  see http://communities.vmware.com/message/909403

The looping ~5seconds sounds like nanosecond overflows. Might it be
that vmware isn't delivering timer interrupts? Could this be an
interaction w/ hrt or no_hz?

thanks
-john

      reply	other threads:[~2008-04-16 17:20 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-04-08 21:47 Roland
2008-04-16 17:20 ` john stultz [this message]

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