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[NeMo-UX] Fix a minor bug with async checkpointing #9856

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merged 1 commit into from
Jul 24, 2024

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@ashors1 ashors1 commented Jul 23, 2024

Because self._last_global_step_saved is being set within the finalize fn, it is only updated when a checkpoint is finalized. This causes an erroneous mismatch between self._last_global_step_saved and trainer.global_step, so this PTL check returns False when it should return True. This causes some checkpoints to get saved twice, once on_train_batch_end and once on_validation_end. This fixes the problem by updating self._last_global_step_saved outside of the finalize function.

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… saved on_train_batch_end and on_validation_end within the same step

Signed-off-by: ashors1 <ashors@nvidia.com>
@ashors1 ashors1 changed the title Fix a minor bug with async checkpointing [NeMo-UX] Fix a minor bug with async checkpointing Jul 24, 2024
@ashors1 ashors1 merged commit d161a03 into r2.0.0rc1 Jul 24, 2024
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@ashors1 ashors1 deleted the ashors/async-ckpt-bug-fix branch July 24, 2024 18:13
github-actions bot pushed a commit that referenced this pull request Jul 24, 2024
… saved on_train_batch_end and on_validation_end within the same step (#9856)

Signed-off-by: ashors1 <ashors@nvidia.com>
ashors1 added a commit that referenced this pull request Jul 30, 2024
… saved on_train_batch_end and on_validation_end within the same step (#9856) (#9867)

Signed-off-by: ashors1 <ashors@nvidia.com>
Co-authored-by: Anna Shors <71393111+ashors1@users.noreply.github.com>
BoxiangW pushed a commit to BoxiangW/NeMo that referenced this pull request Jul 30, 2024
… saved on_train_batch_end and on_validation_end within the same step (NVIDIA#9856) (NVIDIA#9867)

Signed-off-by: ashors1 <ashors@nvidia.com>
Co-authored-by: Anna Shors <71393111+ashors1@users.noreply.github.com>
Signed-off-by: Boxiang Wang <boxiangw@nvidia.com>
xuanzic pushed a commit to xuanzic/NeMo that referenced this pull request Aug 1, 2024
… saved on_train_batch_end and on_validation_end within the same step (NVIDIA#9856) (NVIDIA#9867)

Signed-off-by: ashors1 <ashors@nvidia.com>
Co-authored-by: Anna Shors <71393111+ashors1@users.noreply.github.com>
Signed-off-by: Vivian Chen <xuanzic@example.com>
monica-sekoyan pushed a commit that referenced this pull request Oct 14, 2024
… saved on_train_batch_end and on_validation_end within the same step (#9856) (#9867)

Signed-off-by: ashors1 <ashors@nvidia.com>
Co-authored-by: Anna Shors <71393111+ashors1@users.noreply.github.com>
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