From: Gleb Natapov <gleb@redhat.com>
To: Alexander Graf <agraf@suse.de>
Cc: walt <w41ter@gmail.com>, Gerd Hoffmann <kraxel@redhat.com>,
qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Re: qemu-kvm faster than qemu?
Date: Thu, 26 Aug 2010 13:25:07 +0300 [thread overview]
Message-ID: <20100826102507.GS10499@redhat.com> (raw)
In-Reply-To: <F4D2F025-B55F-4837-AC9C-D3EEEEF26165@suse.de>
On Thu, Aug 26, 2010 at 12:24:11PM +0200, Alexander Graf wrote:
>
> On 26.08.2010, at 11:59, Gerd Hoffmann wrote:
>
> > On 08/26/10 09:59, Gleb Natapov wrote:
> >> On Thu, Aug 26, 2010 at 09:53:27AM +0200, Gerd Hoffmann wrote:
> >>> Hi,
> >>>
> >>>> Also try qemu-kvm with -no-kvm-irqchip. I can't believe an in-kernel
> >>>> lapic would make this much of a difference with windows 7 but it's worth
> >>>> trying.
> >>>
> >>> Didn't try win7, but for winxp it is a *huge* difference.
> >>>
> >> On which HW?
> >
> > Intel without ept. It's a Lenovo T500.
> >
> >> My guess is this is because of tpr patching.
> >
> > Most like, yes.
>
> Isn't that only required on SVM?
>
No, old vmx too.
--
Gleb.
next prev parent reply other threads:[~2010-08-26 10:25 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-25 19:37 [Qemu-devel] qemu-kvm faster that qemu? walt
2010-08-25 19:48 ` Anthony Liguori
2010-08-25 23:09 ` [Qemu-devel] Re: qemu-kvm faster than qemu? walt
2010-08-25 23:28 ` Anthony Liguori
2010-08-26 7:53 ` Gerd Hoffmann
2010-08-26 7:59 ` Gleb Natapov
2010-08-26 9:59 ` Gerd Hoffmann
2010-08-26 10:24 ` Alexander Graf
2010-08-26 10:25 ` Gleb Natapov [this message]
2010-08-26 11:56 ` Avi Kivity
2010-08-26 12:54 ` Anthony Liguori
2010-08-26 12:57 ` Gleb Natapov
2010-08-26 21:57 ` walt
2010-08-29 15:02 ` Avi Kivity
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