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[core][compiled graphs] Support inter-actor transfer on the same GPU with CUDA IPC #50140

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stephanie-wang opened this issue Jan 30, 2025 · 0 comments
Open

[core][compiled graphs] Support inter-actor transfer on the same GPU with CUDA IPC #50140

stephanie-wang opened this issue Jan 30, 2025 · 0 comments
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compiled-graphs core Issues that should be addressed in Ray Core enhancement Request for new feature and/or capability P1 Issue that should be fixed within a few weeks

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Description

CUDA IPC can be used to transfer a tensor between two actors on the same GPU. This would eliminate the current unnecessary copy to the (CPU) Ray object store.

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@stephanie-wang stephanie-wang added enhancement Request for new feature and/or capability triage Needs triage (eg: priority, bug/not-bug, and owning component) P1 Issue that should be fixed within a few weeks core Issues that should be addressed in Ray Core compiled-graphs and removed triage Needs triage (eg: priority, bug/not-bug, and owning component) labels Jan 30, 2025
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compiled-graphs core Issues that should be addressed in Ray Core enhancement Request for new feature and/or capability P1 Issue that should be fixed within a few weeks
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