[CentOS-virt] xen dom0/domU network speedyRyr

[Michael Will]

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 -----Original Message-----
From: 	Nicolas Sahlqvist [mailto:nicco77 at gmail.com]
Sent:	Friday, November 23, 2007 05:10 AM Pacific Standard Time
To:	Discussion about the virtualization on CentOS
Subject:	Re: [CentOS-virt] xen dom0/domU network speed

I have not had the opportunity to test, but it sounds like expected
behavior due how I/O is handled within Xen. It's a know fact that disc
I/O is slow so I would expect the same for network I/O.


- Nicolas


On Nov 23, 2007 2:02 PM, David Kostal <david.kostal at gmail.com> wrote:
> Hi all,
> I have problem reaching 1Gbps network speed with dom0 / domU
> (paravirtualized) on my centos5 installations.
>
> The fastest speed I measured in domU was about 800/600
> receive/transmit  Mbps, dom0 being a bit slower. I'm using bridging
> (eeither with default xen/centos network-bridge script or with my own
> scripts assigning vlans to bridges).
>
> Is anyone experiencing same network slowdown?
> Or could it be just some configuration issue on my side?
>
> Thanks,
>
> david.kostal at gmail.com
> ----+
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