[Mpi3-hybridpm] Telecon 10/6 at 12pm central

James Dinan dinan at mcs.anl.gov
Mon Oct 10 09:44:27 CDT 2011


Ok, it's ticket #297:

https://svn.mpi-forum.org/trac/mpi-forum-web/ticket/297

  ~Jim.

On 10/9/11 10:55 PM, Brightwell, Ronald wrote:
> On 10/06/2011 11:38 AM, James Dinan wrote:
>> Hi All,
>>
>> We discussed adding another split_type to the MPI_Comm_split_type
>> proposal (ticket 287) to broaden the use of this routine from shared
>> memory to being able to split based on topology. Text would look
>> something like:
>>
>> MPI_COMM_TYPE_NEIGHBORHOOD - this type splits the communicator into
>> subcommunicators, each of which encapsulates a neighborhood of
>> processes. Implementations may provide info keys that can be used to
>> specify the criteria used to group processes, e.g. using a feature of
>> the system topology.
>>
>> Overall, we agreed that this would be a good addition. We want to
>> solicit feedback from other members of the working group (especially
>> Ron, who is the ticket's owner) as to whether we should add this to the
>> existing text or create a new ticket and pursue this independently.
>> We're planning another formal reading of this ticket at the October
>> meeting.
>>
>
> I guess my preference would be to pursue this as a separate ticket.
>
> -Ron
>
>
>
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