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fix: fix sft-llama3.1-70b-8n8g-tp4pp2-long-megatron #3073

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Merged
terrykong merged 1 commit into from
Jul 6, 2026
Merged

fix: fix sft-llama3.1-70b-8n8g-tp4pp2-long-megatron #3073

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7 changes: 2 additions & 5 deletions nemo_rl/models/megatron/setup.py
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Original file line number Diff line number Diff line change
Expand Up @@ -211,11 +211,8 @@ def setup_distributed() -> None:
configure_dynamo_cache()
# Ensure clean slate before import
destroy_parallel_state()
# Pin the communicator to the correct GPU explicitly.
local_rank = int(os.environ["LOCAL_RANK"])
torch.distributed.init_process_group(
"nccl", device_id=torch.device(f"cuda:{local_rank}")
)
# Initialize process group
torch.distributed.init_process_group("nccl")


def validate_and_set_config(
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