[mvapich-discuss] Creating an intra-communicator

David Winslow david.winslow at serendipitynow.com
Mon Aug 25 23:45:37 EDT 2014


We have 18 processes in the cluster and we make a single call to create an
intra-communicator for a thread. Should we expect to see two different ids
for them? See below output from the print.

rank 0, c4000000, for component id 1, group id 88000000
rank 1, 84000004, for component id 1, group id 88000000
rank 2, c4000000, for component id 1, group id 88000000
rank 3, 84000004, for component id 1, group id 88000000
rank 4, c4000000, for component id 1, group id 88000000
rank 5, 84000004, for component id 1, group id 88000000
rank 6, c4000000, for component id 1, group id 88000000
rank 7, 84000004, for component id 1, group id 88000000
rank 8, c4000000, for component id 1, group id 88000000
rank 9, 84000004, for component id 1, group id 88000000
rank 10, c4000000, for component id 1, group id 88000000
rank 11, 84000004, for component id 1, group id 88000000
rank 12, c4000000, for component id 1, group id 88000000
rank 13, 84000004, for component id 1, group id 88000000
rank 14, c4000000, for component id 1, group id 88000000
rank 15, 84000004, for component id 1, group id 88000000
rank 16, c4000000, for component id 1, group id 88000000
rank 17, 84000004, for component id 1, group id 88000000


Thanks
David
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