fix: remove double-counting of LR scheduler steps on checkpoint resume#1547
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Surya-Gunukula wants to merge 1 commit intoTHUDM:mainfrom
Open
fix: remove double-counting of LR scheduler steps on checkpoint resume#1547Surya-Gunukula wants to merge 1 commit intoTHUDM:mainfrom
Surya-Gunukula wants to merge 1 commit intoTHUDM:mainfrom
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Megatron's load_checkpoint() already calls opt_param_scheduler.load_state_dict() which internally increments num_steps. The extra step() call here was doubling the scheduler position on every resume.
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Megatron's load_checkpoint() already calls opt_param_scheduler.load_state_dict() which internally increments num_steps. The extra step() call here was doubling the scheduler position on every resume.
More info: Issue #1546