[Beowulf] Alternative to MPI ABI

Patrick Geoffray patrick at myri.com
Fri Mar 25 15:47:34 PST 2005

Greg Lindahl wrote:
> On Fri, Mar 25, 2005 at 06:03:15PM -0500, Patrick Geoffray wrote:
>>What Jeff thought is a nightmare, I believe, is to have to decide a 
>>common interface and then force the MPI implementations to adopt this 
>>interface internally instead of having them translating on the fly.
> Ah. But no one ever suggested that, so we're all set -- it's an

Sorry, I got lost in the catch up.

> In any case, I think this sort of discussion is more of an
> implementation detail than a fundamental thing that would obviate
> having an ABI... either way you're going to want to pick the right
> contents for mpi.h. Apple or Orange, it's the same committee process.

True. There will be choices and you can still lobby so that your 
translation layer is as empty as possible. We can either do it 
Kyoto-style where we trade translation points or we can do it US-style 
and fight on the beach in Capri...


Patrick Geoffray
Myricom, Inc.

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