netmap: traffic distribution

hiren panchasara hiren.panchasara at gmail.com
Wed Sep 25 08:54:01 UTC 2013


On Wed, Sep 25, 2013 at 1:22 AM, Luigi Rizzo <rizzo at iet.unipi.it> wrote:

> On Wed, Sep 25, 2013 at 10:07 AM, hiren panchasara
> <hiren.panchasara at gmail.com> wrote:
> >
> > I am providing line rate traffic (via pkg-gen.c) to my 10gig ix
> interface.
> >
> > Now on receiving side, is there a way to sub-divide the traffic into
> > multiple workloads using netmap?
> >
> > For example, can I get two 5G flows from 10Gbps traffic?
>
> not directly. You'd need to send packets with different addresses that
> match
> the way the filters on the NIC (RSS or similar) are programmed.
>

Thanks for quick responses, Liugi.

So, FreeBSD needs PF_RING like thing? Any other way we can do it?

Someone pointed me to multiqueue bpf too. Not sure if I can use that to
achieve what I am looking for.

cheers,
Hiren


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