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Re: [Xen-users] iozone tested in domU performs better than dom0?

from [Fajar A. Nugraha] [Permanent Link][Original]
To: ma qiang <maqiang1984@xxxxxxxxx>
Subject: Re: [Xen-users] iozone tested in domU performs better than dom0?
From: "Fajar A. Nugraha" <fajar@xxxxxxxxx>
Date: Tue, 17 Aug 2010 11:29:50 +0700
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On Tue, Aug 17, 2010 at 9:54 AM, ma qiang <maqiang1984@xxxxxxxxx> wrote:
Hi all,
    I have run iozone in domU, and the results performs better than
in dom0?  In my options, dom0 should perform like physical host, and
better than domU.
    Why?


Are you using file-backed domUs? If yes, then possibly it's dom0 caching effect.

-- 
Fajar
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