From: Michael Tokarev <mjt@tls.msk.ru>
To: Stefan Pietsch <stefan.pietsch@lsexperts.de>
Cc: kvm@vger.kernel.org
Subject: Re: KVM: High CPU load with audio enabled
Date: Tue, 09 Nov 2010 02:48:40 +0300 [thread overview]
Message-ID: <4CD88C58.9030501@msgid.tls.msk.ru> (raw)
In-Reply-To: <20101108133310.NDW2tl7gaq4uLMdHXOT0UP@consulting.lsexperts.de>
08.11.2010 15:40, Stefan Pietsch wrote:
> Hi,
>
> I'm running a Windows XP guest in KVM. After enabling the audio support
> (-soundhw es1370) the CPU load of the KVM process in the host system
> goes up to 100%.
>
> Tested with: qemu-kvm-0.13.0 Debian 0.13.0+dfsg-1
>
> KVM start command: kvm -m 512 -hda xp.img -soundhw es1370
>
> Did you experience similar problems?
Yes, sound in 0.13 appears to be broken. It is looping in
select/read loop forever, read returns EAGAIN and select
says the filedescriptor is ready.
/mjt
next prev parent reply other threads:[~2010-11-08 23:48 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-08 12:40 KVM: High CPU load with audio enabled Stefan Pietsch
2010-11-08 16:31 ` lidong chen
2010-11-08 23:48 ` Michael Tokarev [this message]
2010-11-09 8:27 ` Jan Kiszka
2010-11-09 8:27 ` [Qemu-devel] " Jan Kiszka
2010-11-09 13:48 ` malc
2010-11-09 13:48 ` [Qemu-devel] " malc
2010-11-09 14:33 ` Michael Tokarev
2010-11-09 14:33 ` [Qemu-devel] " Michael Tokarev
2010-11-09 14:41 ` Michael Tokarev
2010-11-09 14:41 ` [Qemu-devel] " Michael Tokarev
2010-11-10 9:39 ` Stefan Pietsch
2010-11-10 9:39 ` [Qemu-devel] " Stefan Pietsch
2010-11-10 10:18 ` Michael Tokarev
2010-11-10 10:18 ` [Qemu-devel] " Michael Tokarev
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