[vbox-dev] [PATCH] [SVN] Please Merge 7 VirtualBox Kernel Modules into the Linux Kernel

Stephan von Krawczynski skraw at ithnet.com
Wed May 8 20:31:37 GMT 2013


On Wed, 8 May 2013 22:02:11 +0200
Frank Mehnert <frank.mehnert at oracle.com> wrote:

> On Wednesday 08 May 2013 21:50:05 Stephan von Krawczynski wrote:
> > On Wed, 8 May 2013 21:11:03 +0200
> > 
> > Frank Mehnert <frank.mehnert at oracle.com> wrote:
> > > On Wednesday 08 May 2013 20:41:40 Stephan von Krawczynski wrote:
> > > > Alexey, please ask yourself why noone answers questions about the
> > > > networking... We _do_ comparison and I have not seen vbox with
> > > > multi-cpu guest-to-guest reaching
> > > > 
> > > > [  5] local 192.168.4.83 port 5001 connected with 192.168.4.23 port
> > > > 49808 [  5]  0.0-10.0 sec  5.47 GBytes  4.69 Gbits/sec
> > > > 
> > > > (vmware iperf example)
> > > > 
> > > > ... and I really like vbox.
> > > 
> > > Please don't give up. :) Bad performance with networking in SMP guests
> > > is a known issue and there is work going on to fix several related bugs.
> > > 
> > > Frank
> > 
> > Hi Frank, nice to read you.
> > 
> > I did not read the corresponding code so far, but it sounds reasonable to
> > me that using one queue per guest cpu with affinity should let it fly.
> 
> It's a bit more complicated :)
>
> Frank

Have you tried? :-)

-- 
Regards,
Stephan





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