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[Distributed]Add loss nan/inf checker #8943

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Merged
merged 2 commits into from
Aug 23, 2024
Merged

[Distributed]Add loss nan/inf checker #8943

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9d74897
add checker
ForFishes Aug 15, 2024
585f618
fix fp16
ForFishes Aug 19, 2024
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4 changes: 4 additions & 0 deletions paddlenlp/trainer/trainer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -995,6 +995,10 @@ def _inner_training_loop(
else:
tr_loss_step = self.training_step(model, inputs)

if not args.fp16:
if not paddle.isfinite(tr_loss_step).all().item():
raise ValueError(f"Loss contains inf or nan values at rank {paddle.distributed.get_rank()}")

tr_loss += tr_loss_step

def fused_allreduce_gradients_no_sync(paramlist, hcg):
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