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From: Gleb Natapov <gleb@redhat.com>
To: Pekka Enberg <penberg@kernel.org>
Cc: Amos Kong <akong@redhat.com>,
	kvm@vger.kernel.org, Cyrill Gorcunov <gorcunov@gmail.com>,
	Asias He <asias.hejun@gmail.com>, Ingo Molnar <mingo@elte.hu>
Subject: Re: kvm tools: rhel6.0 guest hung during shutdown
Date: Mon, 11 Apr 2011 22:07:43 +0300	[thread overview]
Message-ID: <20110411190743.GA21604@redhat.com> (raw)
In-Reply-To: <1302548490.15231.15.camel@jaguar>

On Mon, Apr 11, 2011 at 10:01:30PM +0300, Pekka Enberg wrote:
> On Sun, 2011-04-10 at 16:58 +0300, Gleb Natapov wrote:
> > On Sun, Apr 10, 2011 at 09:49:31PM +0800, Amos Kong wrote:
> > > System halted.
> > > [note: guest hung .......]
> > > 
> > Isn't that expected result without ACPI support? I would expect all guests
> > to hang like that at the end.
> 
> I see hangs with Debian Squeeze image too but not with the minimal QEMU
> image I usually test things with. I wonder, though, why userspace
> insists on using ACPI for shutdown as we boot with 'noapic'.
> 
There is not way to power down PC from software without ACPI (may be APM
has something, but I doubt kvm-tool implements it either). Do you remember
Windows 95 "it is now safe to turn off your computer" screen? 

--
			Gleb.

  reply	other threads:[~2011-04-11 19:07 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-10 13:49 kvm tools: rhel6.0 guest hung during shutdown Amos Kong
2011-04-10 13:58 ` Gleb Natapov
2011-04-11 19:01   ` Pekka Enberg
2011-04-11 19:07     ` Gleb Natapov [this message]
2011-04-11 19:28       ` Cyrill Gorcunov
2011-04-11 19:32         ` Gleb Natapov

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