[ofa-general] Re: multicast join failed for...

Hal Rosenstock halr at voltaire.com
Wed Apr 11 11:19:54 PDT 2007


On Wed, 2007-04-11 at 14:12, Michael S. Tsirkin wrote:
> > > If yes, I'm actually not too happy with this.
> > > 
> > > Would something like the following heuristic work better?
> > > - select the max rate between all participants
> > 
> > The issue is that one doesn't know all the participants in a group as
> > they are joined dynamically.
> > 
> > (I think we've been over this aspect on the list several times in the
> > past.)
> 
> That's why I suggest the fix, so that the rate is adapted
> dynamically.
> 
> > > - when a host with lower rate joins, destroy the group
> > 
> > I don't think a group can be destroyed like this "underneath" its
> > existing members.
> > 
> 
> Of course it can. That's what happens when SM is restarted.

Client reregistration ? I don't like using that big hammer as a solution
to this. Seems a little harsh to me. I'm not convinced it's even
required either,

-- Hal

> > >   and recreate it with lower rate, send every other participants
> > >   a reregister MAD
> 
> How does it sound?




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