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Re: [Xen-users] Release 0.8.9 of GPL PV drivers for Windows

On Mon, Apr 28, 2008 at 02:18:00AM -0400, jim burns wrote:
> On Monday April 28 2008 12:42:57 am Pasi Kärkkäinen wrote:
> > Hmm.. so hvm winxp with pv drivers is around 20x slower for you than pv
> > linux domU..
> Hence my interest in the performance of the PV drivers. I'm consigned to 
> *some* slow down in an hvm domain where every paging request is a software 
> trap. Actually, my biggest complaint is the speed of the video 'adapter'. 
> Anything higher than DSL speeds on the net 'adapter' is acceptable, and James 
> is already well past that. A little less sluggishness would be nice on 
> the 'disk' also, though I realize there are limits to file backed vbds.
> > btw did you have other domains running while your tests were running?
> Just an idle Fedora vm. Dom0 wasn't doing anything in particular also.

> > Have you tried VMware btw? Would be nice to see results with other
> > virtualization software too..
> I played with Vmware Player before Vmware Workstation was free. Was 
> frustrated 
> by the lack of Windows appliances that only ran on Windows. My whole interest 
> in virtualization is so I don't have to keep 'hitting the reset button', and 
> I have that now with Xen. Kvm also didn't support Windows at the time. I 
> played with Uml at the beginning, but SuSE was starting to phase it out, and 
> I could never get it to work. Vmware is probably an acceptable alternative 
> nowadays, as is qemu and variants, but I've chosen Xen. This gives me more 
> than enough topics to learn about - iscsi, HA, PV drivers, PCI passthrough, 
> etc., and I probably don't have the time to devote to another product now.

Yeah.. I was just wondering that it would be nice to get some performance
numbers on the exact same hardware using vmware accelerated drivers.. to
compare with xen windows gplpv drivers.

-- Pasi

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