Closed ZoeyChen-lab closed 11 months ago
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Closing the issue, since no updates observed. Feel free to re-open if you need any further assistance.
提交前必须检查以下项目
问题类型
模型训练与精调
基础模型
LLaMA-13B
操作系统
Linux
详细描述问题
在一开始运行的时候显示loss没有梯度下降,所以我在model forward中加了loss = loss.requiresgrad()后才能把训练跑起来。 但是训练过程中train loss有下降,eval loss没有变化,有人遇到过类似的问题吗?
依赖情况(代码类问题务必提供)
peft 0.5.0 torch 2.1.0 torchaudio 0.11.0+cu113 torchvision 0.12.0+cu113 transformers 4.28.1
运行日志或截图
在原有的代码里增加一下代码: lora_config = LoraConfig(peft_type="LORA",task_type="SEQ_2_SEQ_LM",r=8,lora_alpha=32,target_modules=["q", "v"],lora_dropout=0.01, inference_mode=False) model = get_peft_model(model, lora_config) for name, para in model.named_parameters(): if "lora" in name: para.requiresgrad(True) else: para.requiresgrad(False)
========================================================= "log_history": [ { "epoch": 0.69, "learning_rate": 5e-05, "loss": 8.2967, "step": 500 }, { "epoch": 1.0, "eval_loss": 6.520833492279053, "eval_runtime": 6.7135, "eval_samples_per_second": 1.341, "eval_steps_per_second": 0.149, "step": 720 }, { "epoch": 1.39, "learning_rate": 5e-05, "loss": 8.2952, "step": 1000 }, { "epoch": 2.0, "eval_loss": 6.520833492279053, "eval_runtime": 8.9157, "eval_samples_per_second": 1.009, "eval_steps_per_second": 0.112, "step": 1440 }, { "epoch": 2.08, "learning_rate": 5e-05, "loss": 8.2847, "step": 1500 }, { "epoch": 2.78, "learning_rate": 5e-05, "loss": 8.298, "step": 2000 }, { "epoch": 3.0, "eval_loss": 6.520833492279053, "eval_runtime": 6.7706, "eval_samples_per_second": 1.329, "eval_steps_per_second": 0.148, "step": 2160 } ]