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PR #40967: [xla:gpu] Cache NCCL Communicator properties#41071

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test_900983474
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PR #40967: [xla:gpu] Cache NCCL Communicator properties#41071
copybara-service[bot] wants to merge 1 commit intomainfrom
test_900983474

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PR #40967: [xla:gpu] Cache NCCL Communicator properties

Imported from GitHub PR #40967

Getting them on each call to NCCL API is expensive! Query properties in constructor and cache them!
Copybara import of the project:

--
56437d2 by Eugene Zhulenev ezhulenev@openxla.org:

[xla:gpu] Cache NCCL Communicator properties

Merging this change closes #40967

FUTURE_COPYBARA_INTEGRATE_REVIEW=#40967 from ezhulenev:cache-nccl-comm-properties 56437d2

@copybara-service copybara-service bot force-pushed the test_900983474 branch 5 times, most recently from d51dc15 to 51a31f9 Compare April 17, 2026 02:26
Imported from GitHub PR #40967

Getting them on each call to NCCL API is expensive! Query properties in constructor and cache them!
Copybara import of the project:

--
56437d2 by Eugene Zhulenev <ezhulenev@openxla.org>:

[xla:gpu] Cache NCCL Communicator properties

Merging this change closes #40967

FUTURE_COPYBARA_INTEGRATE_REVIEW=#40967 from ezhulenev:cache-nccl-comm-properties 56437d2
PiperOrigin-RevId: 900983474
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