[Mpi3-hybridpm] [MPI Forum] #210: MPI3 Hybrid Programming: multiple endpoints per collective, option 3

MPI Forum mpi-22 at lists.mpi-forum.org
Wed Jan 6 08:17:00 CST 2010


#210: MPI3 Hybrid Programming: multiple endpoints per collective, option 3
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                    Reporter:  dougmill@…                 |                       Owner:  dougmill@…             
                        Type:  Enhancements to standard   |                      Status:  new                    
                    Priority:  Not ready / author rework  |                   Milestone:  2010/01/19 Atlanta, USA
                     Version:  MPI 3.0                    |                    Keywords:                         
              Implementation:  Unnecessary                |           Author_bill_gropp:  0                      
          Author_rich_graham:  0                          |           Author_adam_moody:  0                      
      Author_torsten_hoefler:  0                          |        Author_dick_treumann:  0                      
Author_jesper_larsson_traeff:  0                          |       Author_george_bosilca:  0                      
           Author_david_solt:  0                          |   Author_bronis_de_supinski:  0                      
        Author_rajeev_thakur:  0                          |         Author_jeff_squyres:  0                      
    Author_alexander_supalov:  0                          |    Author_rolf_rabenseifner:  0                      
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Comment(by dougmill@…):

 Possibly, the mere existence of multiple threads on a single endpoint
 could imply parallelism, and all threads make the same collective call and
 it is just assumed that all threads are participants in a single
 collective.

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Ticket URL: <https://svn.mpi-forum.org/trac/mpi-forum-web/ticket/210#comment:1>
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