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多卡load模型OOM #296

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TonyUSTC opened this issue Aug 19, 2024 · 0 comments

TonyUSTC commented Aug 19, 2024

遇到一个诡异的情况，qlora微调llama3-8b模型，单卡可以加载模型运行，多卡在load权重的时候就OOM了，use_unsloth设置为false，
观察显存占用，发现只有gpu0显存一直在涨，直到OOM.

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