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Re: [Xen-devel] [PATCH 0/6] PM extension to domU

To: "Puthiyaparambil, Aravindh" <aravindh.puthiyaparambil@xxxxxxxxxx>, "Tian, Kevin" <kevin.tian@xxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH 0/6] PM extension to domU
From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date: Wed, 07 Feb 2007 15:12:06 +0000
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On 7/2/07 05:01, "Puthiyaparambil, Aravindh"
<aravindh.puthiyaparambil@xxxxxxxxxx> wrote:

>> Then actually we have two scenarios:
>> - Minios-driver domains created automatically to balance I/O
>> virtualization, as part of increasing overall xen performance
>> - Full guest with direct device assignment just for performance,
>> which is created by user manually
> 
> Kevin, Keir,
> 
> Are Mini-OS based driver domains possible today? Is there a group
> working on this?

Not really. The best you can do right now is a stripped-down Linux kernel.
If you don't boot user space (e.g., have a very small init) then that's
actually not bad.

 -- Keir



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