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refine save numpy by wanghuancoder · Pull Request #57040 · PaddlePaddle/Paddle · GitHub
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Merged
wanghuancoder
merged 2 commits into
PaddlePaddle:develop
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wanghuancoder:refine_numpy
Sep 7, 2023
Merged
refine save numpy #57040
wanghuancoder
merged 2 commits into
PaddlePaddle:develop
from
wanghuancoder:refine_numpy
Sep 7, 2023
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wawltor
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LGTM
ZHUI
approved these changes
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YuanRisheng
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BeingGod
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Sep 9, 2023
* refine save numpy
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Description
Pcard-74613
先将Tensor拷贝到CPU再转numpy：
numpy会拷贝Tensor的所有显存，而不是按需拷贝，导致CUDA Tensor save时间太长。
tensor.cpu会调用phi::Copy。这里如果Tensor是不连续的，会转成连续。再做按需拷贝。