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<P><FONT SIZE=2>Sent from my GoodLink synchronized handheld (www.good.com)<BR>
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-----Original Message-----<BR>
From: Nicolas Sahlqvist [<A HREF="mailto:nicco77@gmail.com">mailto:nicco77@gmail.com</A>]<BR>
Sent: Friday, November 23, 2007 05:10 AM Pacific Standard Time<BR>
To: Discussion about the virtualization on CentOS<BR>
Subject: Re: [CentOS-virt] xen dom0/domU network speed<BR>
<BR>
I have not had the opportunity to test, but it sounds like expected<BR>
behavior due how I/O is handled within Xen. It's a know fact that disc<BR>
I/O is slow so I would expect the same for network I/O.<BR>
<BR>
<BR>
- Nicolas<BR>
<BR>
<BR>
On Nov 23, 2007 2:02 PM, David Kostal <david.kostal@gmail.com> wrote:<BR>
> Hi all,<BR>
> I have problem reaching 1Gbps network speed with dom0 / domU<BR>
> (paravirtualized) on my centos5 installations.<BR>
><BR>
> The fastest speed I measured in domU was about 800/600<BR>
> receive/transmit Mbps, dom0 being a bit slower. I'm using bridging<BR>
> (eeither with default xen/centos network-bridge script or with my own<BR>
> scripts assigning vlans to bridges).<BR>
><BR>
> Is anyone experiencing same network slowdown?<BR>
> Or could it be just some configuration issue on my side?<BR>
><BR>
> Thanks,<BR>
><BR>
> david.kostal@gmail.com<BR>
> ----+<BR>
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