Letting DPDK deduce de cpus and memchannels is just a move of feautures in
your application. In some cases you might want to limit the number of
cores. It's just simple a way to allow more control when initializing DPDK.

Kind Regards

Balazs Nemeth
Hasselt University, Belgium
2nd Master in Computer Science
On Aug 1, 2013 9:23 PM, "Stephen Hemminger" <stephen@networkplumber.org>
wrote:

> On Thu, 01 Aug 2013 20:17:43 +0200
> Marc Sune <marc.sune@bisdn.de> wrote:
>
> > Thanks Stephen for the hack.
> >
> > Unfortunately, our main already has parameters, and are all
> > platform(architecture) agnostic, so this would break the assumption that
> > arguments should be platform agnostic.
> >
> > But anyway thanks ;)
> > marc
> >
>
> Also, our application is started by an init script and there is some shell
> magic to attempt to deduce number of cpus (not hard) and number of memory
> channels (kind of messy).  I do think the DPDK should work without any
> arguments
> and do this itself. The CPU part is easy by looking at /sys, but the memory
> channel information has to come from DMI which is a real ugly mess.
>
>
>