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[Misc] Omit "disable NCCL for DP sync" startup log when not applicable (#32707)

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Signed-off-by: Nick Hill <nickhill123@gmail.com>
This commit is contained in:
Nick Hill
2026-01-21 09:03:39 -08:00
committed by GitHub
parent 808d6fd7b9
commit 9b693d023c
1 changed files with 8 additions and 5 deletions
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13
vllm/config/vllm.py
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@@ -622,11 +622,14 @@ class VllmConfig:
if self.parallel_config.disable_nccl_for_dp_synchronization is None:
if self.scheduler_config.async_scheduling:
logger.info_once(
"Disabling NCCL for DP synchronization "
"when using async scheduling.",
scope="local",
)
if self.parallel_config.data_parallel_size > 1 and (
self.model_config is None or self.model_config.is_moe
):
logger.info_once(
"Disabling NCCL for DP synchronization "
"when using async scheduling.",
scope="local",
)
self.parallel_config.disable_nccl_for_dp_synchronization = True
else:
self.parallel_config.disable_nccl_for_dp_synchronization = False