Re: [Xen-users] Release 0.8.0 of GPL PV Drivers for Windows

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Wed, Feb 27, 2008 at 05:43:39AM -0500, jim burns wrote:
> On Wednesday 27 February 2008 05:06:00 am Emre ERENOGLU wrote:
> > Yesterday, I tried to copy a file around 700 MB from Dom0 to DomU, and got
> > similar results, it was around 2 MByte/sec.
> >
> > Seemed pretty slow to me.
> 
> But at least it's not a couple of 100 kBps. Still a lot of overhead in hvm, 
> intercepting privileged instructions.
> 

These 2 MByte/sec result sounds really poor..

Xensource and VirtualIron claim "near bare metal performance" with PV
drivers (for Windows).. 

What's wrong with these drivers? 

Or is the test somehow wrong? How *exactly* do you measure the performance?
What's the *exact* setup and configuration? 

-- Pasi

_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users