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Re: [Xen-users] x64 hvm linux very slow on a x64 xen host

To: Matthieu Patou <mat+Informatique.xen@xxxxxxxxx>
Subject: Re: [Xen-users] x64 hvm linux very slow on a x64 xen host
From: Pasi Kärkkäinen <pasik@xxxxxx>
Date: Wed, 20 Jan 2010 11:47:30 +0200
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On Wed, Jan 20, 2010 at 11:30:37AM +0300, Matthieu Patou wrote:
> Hello,
>
> I'm trying to use Fedora x64 on a xen x64 host in hvm mode and the domU  
> is _very_ slow.
> I am wondering if there is any tunning possible ?
>

You'd have to pv-on-hvm drivers to get good IO performance.
Other (easier) option is to use Fedora PV guest, instead of HVM.

-- Pasi


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