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Fix AsyncTP enabling #3869

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Fix AsyncTP enabling #3869

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4 changes: 4 additions & 0 deletions torchtitan/distributed/tensor_parallel.py
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Original file line number Diff line number Diff line change
Expand Up @@ -109,6 +109,10 @@ def maybe_enable_async_tp(
raise RuntimeError(
"Async TP requires 'model' in --compile.components and --compile.enable"
)

group_name = tp_mesh.get_group().group_name
from torch.distributed._symmetric_memory import enable_symm_mem_for_group
enable_symm_mem_for_group(group_name)

torch._inductor.config._micro_pipeline_tp = True

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