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[Dy2Stat]Add NoNeedBufferVarsInferer to reduce memory usage #34177

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merged 2 commits into from
Jul 16, 2021
Merged

[Dy2Stat]Add NoNeedBufferVarsInferer to reduce memory usage #34177

merged 2 commits into from
Jul 16, 2021

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Aurelius84
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@Aurelius84 Aurelius84 commented Jul 15, 2021 •
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Add NoNeedBufferVarsInferer to reduce memory usage

显存占用（M） 静态图 动态图 to_static（优化前） 优化后 减少比例
ResNet50_bs32 5115 4608 5626 4770 -15.2%
ResNet50_bs128 15087 13329 15157 14050 -7.3%
MobileNetV1_bs128 - 7481 8025 7063 -11.9%
MobileNetV2_bs128 - 9345 10419 9287 -10.8%
Bert Base 8531 7085 7523 7167 -4.7%

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Please wait for the result of CI firstly. See Paddle CI Manual for details.

@Aurelius84 Aurelius84 requested review from zhhsplendid and zhiqiu July 15, 2021 09:20
zhhsplendid
zhhsplendid approved these changes Jul 16, 2021
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LGTM

@Aurelius84 Aurelius84 merged commit 7049af5 into PaddlePaddle:develop Jul 16, 2021
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@zhhsplendid zhhsplendid zhhsplendid approved these changes

@zhiqiu zhiqiu Awaiting requested review from zhiqiu

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@Aurelius84 @zhhsplendid