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[Bugfix] [Hotfix] fix nccl library name #3661

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merged 1 commit into from
Mar 27, 2024
Merged

[Bugfix] [Hotfix] fix nccl library name #3661

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4 changes: 2 additions & 2 deletions vllm/model_executor/parallel_utils/pynccl.py
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Original file line number Diff line number Diff line change
Expand Up @@ -39,9 +39,9 @@
f"Loading nccl from environment variable VLLM_NCCL_SO_PATH={so_file}")
else:
if torch.version.cuda is not None:
so_file = "libnccl.so"
so_file = "libnccl.so.2"
elif torch.version.hip is not None:
so_file = "librccl.so"
so_file = "librccl.so.2"
else:
raise ValueError("NCCL only supports CUDA and ROCm backends.")
logger.debug(f"Loading nccl from library {so_file}")
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