coll/libnbc: add recursive doubling algorithm for MPI_Iallreduce #6686
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Signed-off-by: Alex Anenkov <anenkov.ru@gmail.com>
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Can one of the admins verify this patch? |
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ok to test |
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Implements recursive doubling algorithm for MPI_Iallreduce.
Signed-off-by: Alex Anenkov anenkov.ru@gmail.com