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Gradient checkpointing very slow on multiple GPUs #11

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smandava98 opened this issue Mar 27, 2024 · 0 comments
Open

Gradient checkpointing very slow on multiple GPUs #11

smandava98 opened this issue Mar 27, 2024 · 0 comments

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@smandava98
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Hi @chuanyangjin ,

When I run your repo with gradient checkpointing, I find that it is super slow with multiple GPUs.
I think the culprit is torch.checkpoint. Is there an alternative?
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@smandava98