TL/UCP: reduce srg #1035
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TL/UCP: reduce srg #1035
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Sergei-Lebedev
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Can one of the admins verify this patch? |
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What
Adding scatter reruce gather algorithm for reduce collective in TL UCP.
Why ?
Improves performance of medium and large message size reduce
How ?
Implementation is similar to SRA allreduce, but the last operation is gather instead of allgather