Simulate both phases of ring all-reduce and verify values, preserved inputs and each rank’s payload bytes.
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Simulate a ring all-reduce on arrays. Verify both the result and the bytes each rank sends.
Simulate both phases of ring all-reduce and verify values, preserved inputs and each rank’s payload bytes.
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FEDITOR'S NOTE
Look for correct chunk ownership, explicit operation and dtype assumptions, independently checked values and traffic, and honest timing-model limits.
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