From: Avi Kivity <avi@redhat.com>
To: ya su <suya94335@gmail.com>
Cc: "Tian, Kevin" <kevin.tian@intel.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: large amount of NMI_INTERRUPT disgrade winxp VM performance much.
Date: Thu, 11 Aug 2011 12:54:05 +0300 [thread overview]
Message-ID: <4E43A6BD.80908@redhat.com> (raw)
In-Reply-To: <CA+tHM2G3kqQjHEjv-5dOtV4h9JCPHo0MdwPFiONeTPyt3HPwOQ@mail.gmail.com>
On 08/11/2011 11:59 AM, ya su wrote:
> Hi, Avi:
>
> Your guess is right, the fast server is AMD with NPT. this slow
> server is Intel's 7430 with no EPT, I now understand the reserved bit
> come from kvm's virtual soft-mmu.
>
> But there is still one confusing problem: why a FC14 VM has a much
> better storage IO performance on the same host?
>
Hard to tell. Please post a much larger log somewhere (not in email -
it wraps horribly).
--
error compiling committee.c: too many arguments to function
prev parent reply other threads:[~2011-08-11 9:54 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-11 3:57 large amount of NMI_INTERRUPT disgrade winxp VM performance much ya su
2011-08-11 5:41 ` Tian, Kevin
2011-08-11 6:41 ` ya su
2011-08-11 6:43 ` Avi Kivity
2011-08-11 8:59 ` ya su
2011-08-11 9:54 ` Avi Kivity [this message]
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