On Mar 3, 2008, at 12:01 PM, Richard Treumann wrote:
> The real concern here is:
>
> Does the MPI implementation need to provide data conversion services
> between any pair of tasks in the communiator? If I have some tasks
> on a slow node and other tasks on a fast one we could debate whether
> that is heterogeneous.
>
> I think the proposal has merit but we need to be specific that only
> data representation conversion for data transfer routines is
> involved in the meaning of "heterogeneous".
>
Narrowing the scope to "whether translation functionality is required"
is good. But note that whether the translation functionality is used
may be specific to a given (communicator,peer,datatype) tuple.
--
Jeff Squyres
Cisco Systems
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