Re: [Xen-users] Xen Performance

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Fri, Oct 16, 2009 at 02:30:07PM +0700, Fajar A. Nugraha wrote:
> On Fri, Oct 16, 2009 at 2:07 PM, Fasiha Ashraf <feehapk@xxxxxxxxxxx> wrote:
> >
> > Hi,
> > I am facing the same probe in DomU<->DomU throughput via netper, and 
> > following this thread. after doing everything suggested now using iperf 
> > with iptables flushed on both DomUs and Dom0 I got these results in a 
> > simple an a bidirectional run.
> 
> I'm pretty sure your problem is different. My point in this thread was
> that domU <-> domU network performance works great if you use
> 2.6.18-xen dom0 kernel. Grant was having problem with a similar setup
> due to broken pipe, so I suggested to disable iptables first.
> 
> Your low throughput was on pv_ops dom0 kernel, right? AFAIK there's no
> solution for that (yet).
> 

Would be good to hunt that down.. if there actually is such a problem
with pv_ops dom0 kernel.

-- Pasi


_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users