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Re: [Xen-users] GPLPV 0.7.0-pre2, smp, network performance problem

To: xen-users@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-users] GPLPV 0.7.0-pre2, smp, network performance problem
From: jim burns <jim_burn@xxxxxxxxxxxxx>
Date: Thu, 21 Feb 2008 05:32:07 -0500
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On Thursday 21 February 2008 01:05:29 am Fajar A. Nugraha wrote:
> The PROBLEM is that when I'm testing network performance with iperf
> from dom0 to domU, I only get 106 Kbits/sec (!).
> Repeated several times, similar result. Compared to 448 Mbits/sec for
> a linux PV domU, this is simply pitiful.

I'm getting about 2.5 Mb/sec, as opposed to 2.0 Mb/sec w/o the PV drivers. If 
you are using pppoe, make sure your MTU is set to 1492. 
HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\Interfaces\{...}

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