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Suppress warning #1974

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tjruwase wants to merge 1 commit into from
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Suppress warning #1974

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4 changes: 2 additions & 2 deletions deepspeed/runtime/zero/stage3.py
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Original file line number Diff line number Diff line change
Expand Up @@ -102,8 +102,8 @@ def _apply_to_tensors_only(module, functional, backward_function, outputs):
elif type(outputs) is torch.Tensor:
return functional.apply(module, backward_function, outputs)
else:
if not is_builtin_type(outputs):
logger.warning(
if not is_builtin_type(outputs) and dist.get_rank() == 0:
logger.debug(
f"A module has unknown inputs or outputs type ({type(outputs)}) and the tensors embedded in it cannot be detected. "
"The ZeRO-3 hooks designed to trigger before or after backward pass of the module relies on knowing the input and "
"output tensors and therefore may not get triggered properly.")
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