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A high-throughput and memory-efficient inference and serving engine for LLMs

Mirrored from https://github.com/tduncan-lum/Nvidia-Optimization-Stack---VLLM.git

Synced Nov 13, 05:45 UTC

use default CCL_ZE_IPC_EXCHANGE (#28700)

Signed-off-by: Yan Ma <yan.ma@intel.com>

Yan Ma committed Nov 14, 2025 at 16:55 UTC 529cea343da8662f135a69d9c3157f388f5eb64a
1 file changed -2
vllm/v1/worker/xpu_worker.py
-2
@@ -159,12 +159,10 @@ class XPUWorker(Worker):
159 else:
160 raise RuntimeError(f"Not support device type: {self.device_config.device}")
161
162 - ENV_CCL_ZE_IPC_EXCHANGE = os.getenv("CCL_ZE_IPC_EXCHANGE", "pidfd")
162 ENV_CCL_ATL_TRANSPORT = os.getenv("CCL_ATL_TRANSPORT", "ofi")
163 ENV_LOCAL_WORLD_SIZE = os.getenv(
164 "LOCAL_WORLD_SIZE", str(self.parallel_config.world_size)
165 )
167 - os.environ["CCL_ZE_IPC_EXCHANGE"] = ENV_CCL_ZE_IPC_EXCHANGE
166 os.environ["CCL_ATL_TRANSPORT"] = ENV_CCL_ATL_TRANSPORT
167 os.environ["LOCAL_WORLD_SIZE"] = ENV_LOCAL_WORLD_SIZE
168 os.environ["LOCAL_RANK"] = str(self.local_rank)