From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
To: "Darrick J. Wong" <djwong-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: qemu_mutex deadlock with -smp 2
Date: Sun, 27 Jan 2008 15:31:59 +0200 [thread overview]
Message-ID: <479C87CF.1030400@qumranet.com> (raw)
In-Reply-To: <20080115203959.GB7429-H2FdrP1KBX9hsM67afOH+sxtgHpCUUYS@public.gmane.org>
Darrick J. Wong wrote:
> On Tue, Jan 15, 2008 at 12:13:40PM -0800, Darrick J. Wong wrote:
>
>> On Tue, Jan 15, 2008 at 05:07:46PM +0200, Avi Kivity wrote:
>>
>>
>>> Are you using qcow? If so, this may be the recently-committed smp aio
>>> deadlock fix. See 6bcdef5c1157bd7b526491252d20f8007ff2e9dc. Please try a
>>> fresh qemu-userspace.git.
>>>
>> qcow2, actually. qcow + fresh git seems to reduce the deadlocks, but
>> not eliminate them entirely. Converting to raw fixes the problem.
>>
>
> Drat, raw doesn't really fix it either. Deadlock on reboot; same stack
> trace as before:
>
How does current kvm-userspace.git fare?
--
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prev parent reply other threads:[~2008-01-27 13:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-14 23:13 qemu_mutex deadlock with -smp 2 Darrick J. Wong
[not found] ` <20080114231331.GD3378-H2FdrP1KBX9hsM67afOH+sxtgHpCUUYS@public.gmane.org>
2008-01-15 15:07 ` Avi Kivity
[not found] ` <478CCC42.6030402-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2008-01-15 20:13 ` Darrick J. Wong
[not found] ` <20080115201340.GA7429-H2FdrP1KBX9hsM67afOH+sxtgHpCUUYS@public.gmane.org>
2008-01-15 20:39 ` Darrick J. Wong
[not found] ` <20080115203959.GB7429-H2FdrP1KBX9hsM67afOH+sxtgHpCUUYS@public.gmane.org>
2008-01-20 15:15 ` Avi Kivity
[not found] ` <4793657B.2060709-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2008-01-22 0:17 ` Darrick J. Wong
2008-01-27 13:31 ` Avi Kivity [this message]
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