From: Thomas Fjellstrom <thomas@fjellstrom.ca>
To: Avi Kivity <avi@redhat.com>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: kvm linux guest hanging for minutes at a time
Date: Tue, 9 Aug 2011 08:31:48 -0600 [thread overview]
Message-ID: <201108090831.48423.thomas@fjellstrom.ca> (raw)
In-Reply-To: <4E4129C3.3020200@redhat.com>
On August 9, 2011, Avi Kivity wrote:
> On 08/09/2011 03:03 PM, Thomas Fjellstrom wrote:
> > > Your guest isn't using kvmclock for some reason. Is it compiled in
> > > the guest kernel? What are the contents of
> > > /sys/devices/system/clocksource/clocksource0/available_clocksource and
> > > /sys/devices/system/clocksource/clocksource0/current_clocksource (in
> > > the guest filesystem)?
> >
> > Hi, it seems it is using kvm-clock:
> >
> > $ cat /sys/devices/system/clocksource/clocksource0/available_clocksource
> > kvm-clock hpet acpi_pm
> > $ cat /sys/devices/system/clocksource/clocksource0/current_clocksource
> > kvm-clock
>
> Yikes. Please trace such a hang according to
> http://www.linux-kvm.org/page/Tracing.
Does it matter that I have several vms running? Is there a way to limit it to
tracing the single kvm process that's been locking up?
--
Thomas Fjellstrom
thomas@fjellstrom.ca
next prev parent reply other threads:[~2011-08-09 14:32 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-07 14:06 kvm linux guest hanging for minutes at a time Thomas Fjellstrom
2011-08-09 9:16 ` Avi Kivity
2011-08-09 12:03 ` Thomas Fjellstrom
2011-08-09 12:36 ` Avi Kivity
2011-08-09 14:31 ` Thomas Fjellstrom [this message]
2011-08-09 14:37 ` Avi Kivity
2011-08-09 14:46 ` Thomas Fjellstrom
2011-08-09 14:49 ` Avi Kivity
2011-08-09 14:54 ` Thomas Fjellstrom
2011-08-09 15:01 ` Thomas Fjellstrom
2011-08-10 15:03 ` Philipp Hahn
2011-08-09 15:33 ` Nick
2011-08-11 6:38 ` Avi Kivity
2011-08-11 16:37 ` Thomas Fjellstrom
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