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fix: preserve RAY_EXPERIMENTAL_NOSET_CUDA_VISIBLE_DEVICES to prevent NCCL NVSwitch bugs#2252

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dmvevents wants to merge 1 commit intoNVIDIA-NeMo:mainfrom
dmvevents:fix/preserve-ray-cuda-env
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fix: preserve RAY_EXPERIMENTAL_NOSET_CUDA_VISIBLE_DEVICES to prevent NCCL NVSwitch bugs#2252
dmvevents wants to merge 1 commit intoNVIDIA-NeMo:mainfrom
dmvevents:fix/preserve-ray-cuda-env

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Commits on Apr 12, 2026