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From: Ignacio Quezada <dreamtrick@gmail.com>
Date: Mon, 15 Aug 2016 20:03:18 +0200
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Subject: Re: [B.A.T.M.A.N.] is the multicast performance throttled?
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To: b.a.t.m.a.n@lists.open-mesh.org

Hi,


> > Second guess (which is probably it :-) ): In general, batman-adv
> > (re)broadcasts a multicast packet three times on an interface. To
> > ensure proper reception even over multiple hops.
> 
> PS: As you are compiling batman-adv yourself, you might want to
> try different values for BATADV_NUM_BCASTS_WIRELESS in main.h to
> (in)validate this hypothesis.

This was indeed "the problem". Setting that value to 1 allowed much
more throughput. Is the value 3 just an arbitrary number to "ensure"
reliability? Because that would mean that if dropping some multicast
packets now and then is not really an issue, I could just set this to 1
in my case.

--
MVH
Ignacio Quezada