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TL/UCP: add knomial allgather #729

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Sergei-Lebedev
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What

Add knomial allgather algorithm to TL/UCP

Why ?

Gives better performance for small message comparing to existing ring algorithm in TL UCP

How ?

Porting changes from old PR #361, initially implemented by @vspetrov

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Would be nice to add some small example data of perf.

src/coll_patterns/sra_knomial.h Show resolved Hide resolved
@Sergei-Lebedev Sergei-Lebedev merged commit d953294 into openucx:master Mar 3, 2023
@Sergei-Lebedev Sergei-Lebedev deleted the topic/tl_ucp_kn_allgather branch March 3, 2023 12:57
janjust pushed a commit to janjust/ucc that referenced this pull request Jan 31, 2024
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3 participants