InternLM / InternLM/xtuner

请问chatglm3的lora微调需要多大显存呀

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Description

求助关于显存的问题,我用xtuner的qlora配置用24G的显存是可以执行微调的,但是我希望尝试不量化的lora微调就是把关于量化的配置删掉后显示lora微调的显存不够是为什么呀,我采用chatglm3的官方lora微调24G是够的呀,后来我尝试利用双卡微调也是显示不够,是不是双卡不能叠加GPU而是只能加快速度呀,求助前辈们应该如何进行不量化的lora呢

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