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Allow disabling sanity checking when num_sanity_val_steps=0 #7413

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merged 4 commits into from
Sep 12, 2023
Merged

Allow disabling sanity checking when num_sanity_val_steps=0 #7413

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ea6e192
Allow disabling sanity checking when num_sanity_val_steps=0
athitten Sep 11, 2023
c2ebc6e
Update num_sanity_val_steps to be a multiple of num_microbatches
athitten Sep 11, 2023
3301645
Merge branch 'main' into athitten/allow_no_sanity_checking
athitten Sep 11, 2023
91d1c5f
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Sep 11, 2023
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4 changes: 2 additions & 2 deletions nemo/collections/nlp/models/language_modeling/megatron_base_model.py
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Expand Up @@ -211,8 +211,8 @@ def _reconfigure_val_batches(self):
"""
# Override limit_val_batches to be a multiple of num microbatches and so there are limit_val_batches//num_micro_batches num of global batches
self.trainer.limit_val_batches *= get_num_microbatches()
# Override num sanity steps equal to num of microbatches and perform one val_step
self.trainer.num_sanity_val_steps = get_num_microbatches()
# Override num sanity steps to be a multiple of num of microbatches
self.trainer.num_sanity_val_steps *= get_num_microbatches()

def _enable_nvidia_optimizations(self):
"These optimizations are present in NVIDIA NGC PyTorch Containers"
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