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[core][compiled graphs] Add CPU-based NCCL communicator for development #47936

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#48440
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[core][compiled graphs] Add CPU-based NCCL communicator for development#47936
#48440
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P1Issue that should be fixed within a few weeksbetaBeta release feturecompiled-graphscoreIssues that should be addressed in Ray CoreenhancementRequest for new feature and/or capabilitygood-first-issueGreat starter issue for someone just starting to contribute to Ray
@stephanie-wang

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@stephanie-wang
stephanie-wang
opened on Oct 8, 2024

Description

For development and debugging, it's useful to be able to run compiled graphs that contain NCCL transport hints using a CPU-based communicator. The communicator could use the Ray object store / a Ray actor to perform p2p and collective ops.

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P1Issue that should be fixed within a few weeksbetaBeta release feturecompiled-graphscoreIssues that should be addressed in Ray CoreenhancementRequest for new feature and/or capabilitygood-first-issueGreat starter issue for someone just starting to contribute to Ray

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