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两张4090单机多卡跑，咋感觉越跑越慢了，比单卡慢 #155

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renllll opened this issue Aug 25, 2023 · 2 comments

renllll commented Aug 25, 2023

单卡跑，一步4，5秒，一批次10个数据，单卡一次1个数据，却要7秒，这是啥原因

renwenlong-github commented Sep 11, 2023

我也是，感觉没用起来所有的卡

Owner

yuanzhoulvpi2017 commented Sep 15, 2023

模型并行，是因为有气泡时间～

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