overwrite training_step for CustomDPOTrainer to clear cuda cache every train step #5019
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according to the issue for trl: huggingface/trl#1377, call torch.cuda.empty_cache() after each step to clear the cuda cache
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Hi all, could you tell me why this PR is in pending? 请问下，为什么这个PR处于 pending状态呢？ |
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according to the issue: huggingface/trl#1377, call torch.cuda.empty_cache() after each step to clear the cuda cache
What does this PR do?
reduce memory usage when using dpo trainer, according to huggingface/trl#1377
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