我们提供了多样化的大模型微调示例脚本。 请确保在 `LLaMA-Factory` 目录下执行下述命令。 ## 目录 - [单 GPU LoRA 微调](#单-gpu-lora-微调) - [单 GPU QLoRA 微调](#单-gpu-qlora-微调) - [多 GPU LoRA 微调](#多-gpu-lora-微调) - [多 GPU 全参数微调](#多-gpu-全参数微调) - [合并 LoRA 适配器与模型量化](#合并-lora-适配器与模型量化) - [推理 LoRA 模型](#推理-lora-模型) - [杂项](#杂项) ## 示例 ### 单 GPU LoRA 微调 #### （增量）预训练 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/lora_single_gpu/llama3_lora_pretrain.yaml ``` #### 指令监督微调 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/lora_single_gpu/llama3_lora_sft.yaml ``` #### 多模态指令监督微调 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/lora_single_gpu/llava1_5_lora_sft.yaml ``` #### 奖励模型训练 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/lora_single_gpu/llama3_lora_reward.yaml ``` #### PPO 训练 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/lora_single_gpu/llama3_lora_ppo.yaml ``` #### DPO 训练 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/lora_single_gpu/llama3_lora_dpo.yaml ``` #### ORPO 训练 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/lora_single_gpu/llama3_lora_orpo.yaml ``` #### 预处理数据集 对于大数据集有帮助，在配置中使用 `tokenized_path` 以加载预处理后的数据集。 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/lora_single_gpu/llama3_preprocess.yaml ``` #### 在 MMLU/CMMLU/C-Eval 上评估 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli eval examples/lora_single_gpu/llama3_lora_eval.yaml ``` #### 批量预测并计算 BLEU 和 ROUGE 分数 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/lora_single_gpu/llama3_lora_predict.yaml ``` ### 单 GPU QLoRA 微调 #### 基于 4/8 比特 Bitsandbytes 量化进行指令监督微调（推荐） ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/qlora_single_gpu/llama3_lora_sft_bitsandbytes.yaml ``` #### 基于 4/8 比特 GPTQ 量化进行指令监督微调 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/qlora_single_gpu/llama3_lora_sft_gptq.yaml ``` #### 基于 4 比特 AWQ 量化进行指令监督微调 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/qlora_single_gpu/llama3_lora_sft_awq.yaml ``` #### 基于 2 比特 AQLM 量化进行指令监督微调 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/qlora_single_gpu/llama3_lora_sft_aqlm.yaml ``` ### 多 GPU LoRA 微调 #### 使用 Accelerate 进行单节点训练 ```bash bash examples/lora_multi_gpu/single_node.sh ``` #### 使用 Accelerate 进行多节点训练 ```bash bash examples/lora_multi_gpu/multi_node.sh ``` #### 使用 DeepSpeed ZeRO-3 平均分配显存 ```bash bash examples/lora_multi_gpu/ds_zero3.sh ``` ### 多 GPU 全参数微调 #### 使用 DeepSpeed 进行单节点训练 ```bash bash examples/full_multi_gpu/single_node.sh ``` #### 使用 DeepSpeed 进行多节点训练 ```bash bash examples/full_multi_gpu/multi_node.sh ``` #### 批量预测并计算 BLEU 和 ROUGE 分数 ```bash bash examples/full_multi_gpu/predict.sh ``` ### 合并 LoRA 适配器与模型量化 #### 合并 LoRA 适配器 注：请勿使用量化后的模型或 `quantization_bit` 参数来合并 LoRA 适配器。 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli export examples/merge_lora/llama3_lora_sft.yaml ``` #### 使用 AutoGPTQ 量化模型 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli export examples/merge_lora/llama3_gptq.yaml ``` ### 推理 LoRA 模型 #### 使用命令行接口 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli chat examples/merge_lora/llama3_lora_sft.yaml ``` #### 使用浏览器界面 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli webchat examples/merge_lora/llama3_lora_sft.yaml ``` #### 启动 OpenAI 风格 API ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli api examples/merge_lora/llama3_lora_sft.yaml ``` ### 杂项 #### 使用 GaLore 进行全参数训练 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/extras/galore/llama3_full_sft.yaml ``` #### 使用 BAdam 进行全参数训练 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/extras/badam/llama3_full_sft.yaml ``` #### LoRA+ 微调 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/extras/loraplus/llama3_lora_sft.yaml ``` #### 深度混合微调 ```bash CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/extras/mod/llama3_full_sft.yaml ``` #### LLaMA-Pro 微调 ```bash bash examples/extras/llama_pro/expand.sh CUDA_VISIBLE_DEVICES=0 llamafactory-cli train examples/extras/llama_pro/llama3_freeze_sft.yaml ``` #### FSDP+QLoRA 微调 ```bash bash examples/extras/fsdp_qlora/single_node.sh ```