[ofa-general] Re: [RFC] the never ending search for SA scalability

Michael S. Tsirkin mst at dev.mellanox.co.il
Mon Aug 13 10:36:38 PDT 2007


> Quoting Sean Hefty <mshefty at ichips.intel.com>:
> Subject: Re: [RFC] the never ending search for SA scalability
> 
> >My first reaction to this is to wonder why we wouldn't just use
> >redirection as already specified in the IB architecture?  It seems
> >that having something that has to be set manually and that breaks all
> >communication if it is set wrong is a bad idea.
> 
> This requires changes to the SAs to send the redirect message in 
> response to a query initiated by the host.  I was trying to avoid 
> creating an actual distributed SA.

I think my first reaction, too, is that I agree with Roland here.

If all you want is to answer a query with the redirect to the source
LID, it's probably quite easy to extend opensm in this way.

-- 
MST



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