RE: Re[Xen-users] lease 0.9.9 of GPL PV Drivers for Windows

["James Harper" <james.harper@xxxxxxxxxxxxxxxx>]

> Thank you, the network driver is working perfectly.
> But i have a strange issue; after the installation, the disk
performance
> is
> slow : 20MB/s write, 45MB/s on read.
> Without /GPLPV (qemu hard disk), the result is 130MB/s read/write.
> I'm physically connected on lvm device (SAN storage)
> 
> If my virtual machine is connected to a img file (/dev/loop0 mount on
ext3
> filesystem), with GPLPV driver i have the best performance : ~230MB/s
> 
> On the same virtual OS , fresh install 2003 server x64 r2.

You need to tell me what tool you are using to measure performance.

James

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