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[Misc] Reduce warning message introduced in env_override #19476

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Merged
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Jun 11, 2025
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[Misc] Reduce warning message introduced in env_override #19476

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2 changes: 1 addition & 1 deletion vllm/env_override.py
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@
# that interact with vllm workers.
# they are executed whenever `import vllm` is called.

if 'NCCL_CUMEM_ENABLE' in os.environ:
if os.environ.get('NCCL_CUMEM_ENABLE', '0') != '0':
logger.warning(
"NCCL_CUMEM_ENABLE is set to %s, skipping override. "
"This may increase memory overhead with cudagraph+allreduce: "
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