trieuat

Fix mem size mismatch from split/chunk in const folding

4

Summary: The chunk/split ops on the weights/constants is folded in a fx pass and each output tensor has the same storage size of the original tensor (which is 3x of...

xgboost does not train from existing model in distributed environment

6

When continuing training xgboost from an existing model in distributed environment with more than 3 workers, xgboost does not train: nothing happens in workers and it never finishes. But in...