Re: High packet loss in netbsd-5.0 domU

[Anup Patil <anupp%gmx.net@localhost>]

On Sat, 2009-05-02 at 19:24 +0200, Manuel Bouyer wrote:
> On Thu, Apr 23, 2009 at 12:51:21PM +0200, Anup Patil wrote:
> > On Tue, 2009-04-21 at 21:59 +0200, Manuel Bouyer wrote:
> > > On Tue, Apr 21, 2009 at 04:24:40PM +0200, Anup Patil wrote:
> > > > 
> > > > On a netbsd-5.0 RC2 domU under xen-3.3.1, It was found that packet
> > > > losses were upto 50% for udp network tests. The network load was
> > > > generated using iperf and udp datagrams of length 100 to 1470 were
> > > > transmitted.
> > > 
> > > What network test ? who is sending the datagram and who is receiving them 
> > > ?
> > > Did you check that the dom0 can handle the network load ? What OS is
> > > the dom0 running ?
> > > 
> > 
> > Dom0 is linux-2.6.18.8, built from the xen sources. 
> 
> Can you try the attached patch (from Brian Marcotte) and see if it helps ?
> 
Thanks, tried it already but did not help.


Anup Patil