minhua-chen

Results 3 issues of minhua-chen

Summary: re-warmup Differential Revision: D64224141

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Summary: X-link: https://github.com/facebookresearch/FBGEMM/pull/230 refactor step_mode in ensemble_rowwise_adagrad Reviewed By: q10, spcyppt Differential Revision: D62608418

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Summary: Make iter persistent for AdagradW optimizer state saving. This is to avoid potential loss of the iter information when training is restarted. Differential Revision: D74717848

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