Re: [Xen-users] poor network performance on domU

[Ralf Müller <ralf@xxxxxxxx>]

Am 22.03.2008 um 13:11 schrieb Arvid Ephraim Picciani:
> On Saturday 22 March 2008 13:07:35 Teun Vink wrote:
> >  Performance towards the
> > domU is fine as well. Performance from the DomU's to the internet
> > however is dramatic: speeds start at 2-3MB/sec but quickly drop to
> > just a few KB/sec (!). Transfer of large files never end at all.
> Then a helpfull soul on IRC gave me the hint to do
> "ethtool -K eth0 tx off"  in the domUs. that helped dramaticly.
For me you are this helpful soul. I had this problem for half a
year now and no idea how to fix it. Network performance from a
domU to external systems as been as low as 4-8kBytes/sec. Now this
is fixed.

Thank you very much.

> looks like a bug in xen.
Is this a known bug for Xen developers and are there any plans to
fix this?

Regards
Ralf

--
Van Roy's Law: -------------------------------------------------------
       An unbreakable toy is useful for breaking other toys.



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