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Re: [Xen-users] Difference between file and tap:aio

from [Fajar A. Nugraha]

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To:	Tegger <xen@xxxxxxxxx>
Subject:	Re: [Xen-users] Difference between file and tap:aio
From:	"Fajar A. Nugraha" <fajar@xxxxxxxxx>
Date:	Tue, 13 Apr 2010 09:39:40 +0700
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On Tue, Apr 13, 2010 at 4:13 AM, Tegger <xen@xxxxxxxxx> wrote:
> Would file: really have a better performance than phy: ?

If your working set is smaller than dom0 memory, then yes. This is due
to dom0 caching effect.

> I am planing to use
> a own partition for my Windows HVM Domain, cause in the fact you going to
> use a Filesystem in a filesystem, so this need more time than only "one"
> filesystem i think.....

functionality-wise, there's nothing "wrong" about have a domU
filesystem on top of a disk image file on top of dom0 filesystem.
I'd stick with phy:/ though, due to (generally) more performance and reliablity.

-- 
Fajar

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