Re: [Xen-devel] Phoronix Xen vs KVM vs Virtualbox benchmark with Ubuntu 11.10

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Tue, Nov 01, 2011 at 08:57:14PM +0900, Ian Campbell wrote:
> On Tue, 2011-11-01 at 07:31 -0400, Mark Dokter wrote:
> > In that test, the KVM machine uses virtio disk and nic devices, while
> > the Xen machine uses the qemu emulated devices. Could that be the cause
> > for the poor performance?
> 
> Very much so. Without using the PVHVM drivers in the Xen case this is
> very much an apples to oranges comparison.
> 

Actually the first page of the article says:
"The only Xen issue encountered when testing it with an Ubuntu 11.10 guest and 
host was the need for manually loading the xen-blkfront driver for disk 
support."

So it sounds like they actually did use PVHVM drivers..

-- Pasi


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