[openib-general] Re: IPoIB Path Static Rate

Hal Rosenstock halr at voltaire.com
Fri Dec 17 21:21:45 PST 2004


On Thu, 2004-12-16 at 18:31, Roland Dreier wrote:
> Ultimately we probably will want to do static rate correctly, but I
> decided to punt on this for now because it's not trivial to determine
> the correct IPD to use, and IPoIB doesn't really inject packets at
> rates beyond 1X anyway.

>From Woody's MPI data (logs in
http://openib.org/pipermail/openib-general/2004-December/007167.html),
there appear to be some numbers above 1x to me. 1x is 2.5 Gbps minus
signalling is really a 2 Gbps data rate. There are numbers in the log in
excess of 350 MBytes/sec which is 2.6 Gbps.

-- Hal




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