TL/MLX5: adding mcast allgather algos

openucx / ucc

Unified Collective Communication Library

https://openucx.github.io/ucc/

BSD 3-Clause "New" or "Revised" License

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TL/MLX5: adding mcast allgather algos #993

Closed MamziB closed 3 days ago

MamziB commented 5 days ago

Adding allgather algorithm for mcast.

Besides this PR, there will be a last one implementing the multi-group multicast support. In other words, we will have more than one multicast group).

I will share some slides about how this design works.

Thank you