Re: [Xen-users] Release 0.9.5 of GPL PV Drivers for Windows

[Ruslan Sivak <russ@xxxxxxxxxx>]

James Harper wrote:
> Well... obviously the PV drivers should be running much better than the
> HVM devices. I'm trying to fix the 'format' problem that was described
> recently at the moment. I'll re-visit the performance issues shortly. I
> suspect that on some systems, windows hands out lots of unaligned
> buffers which will slow things down drastically. I'll try and put some
> monitoring to catch when this occurs excessively and log something in
> the event log. At least then I'll be able to get some feedback on if
> these event log messages appear when performance is bad.
>
> Can you tell me what systems you've measured performance on? Are they
> all 'bad'?
>
>   
So far tested with Win2k3 and Win2k8.  One 32 bit one 64 bit I believe.  
I'll have to check again on monday, but so far it seems to be fairly 
constant.

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