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[rollout] fix: Fix local rank binding issue when setting RAY_EXPERIMENTAL_NOSET_ASCEND_RT_VISIBLE_DEVICES #2967

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Merged
merged 4 commits into from
Aug 7, 2025
Merged

[rollout] fix: Fix local rank binding issue when setting RAY_EXPERIMENTAL_NOSET_ASCEND_RT_VISIBLE_DEVICES #2967

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f2d37b5
Fixed local rank binding issue when setting RAY_EXPERIMENTAL_NOSET_AS…
Aug 7, 2025
739a822
Reuse existing logic
Aug 7, 2025
a1c21d7
code style
Aug 7, 2025
2b10d2d
style: fix import order with ruff
Aug 7, 2025
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5 changes: 4 additions & 1 deletion verl/workers/rollout/vllm_rollout/vllm_rollout_spmd.py
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Original file line number Diff line number Diff line change
Expand Up @@ -459,7 +459,10 @@ def get_zeromq_address(self):
def init_worker(self, all_kwargs: list[dict[str, Any]]):
"""Initialize worker engine."""
all_kwargs[0]["rank"] = int(os.environ["RANK"])
all_kwargs[0]["local_rank"] = 0
if os.environ.get("RAY_EXPERIMENTAL_NOSET_ASCEND_RT_VISIBLE_DEVICES", "").lower() in ("1", "true"):
all_kwargs[0]["local_rank"] = int(os.environ.get("RAY_LOCAL_RANK", 0))
else:
all_kwargs[0]["local_rank"] = 0

self.vllm_config = all_kwargs[0]["vllm_config"]
self.inference_engine = WorkerWrapperBase(vllm_config=self.vllm_config)
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