extract get_latest_checkpoint_path to a single rank function #936
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Summary: # Context `get_latest_checkpoint_path` broadcasts the path from rank 0 to other ranks. However, there may be scenario where an operation involving checkpoint read + other actions is only done on rank 0, in which case the broadcast will hang as other ranks never enter that logic # This Diff Write a `_get_latest_checkpoint_path` which is torch.distributed unaware Reviewed By: anshulverma Differential Revision: D64282217
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This pull request was exported from Phabricator. Differential Revision: D64282217 |
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Summary:
Context
get_latest_checkpoint_pathbroadcasts the path from rank 0 to other ranks. However, there may be scenario where an operation involving checkpoint read + other actions is only done on rank 0, in which case the broadcast will hang as other ranks never enter that logicThis Diff
Write a
_get_latest_checkpoint_pathwhich is torch.distributed unawareReviewed By: anshulverma
Differential Revision: D64282217