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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
- [LoRA 微调](#lora-微调)
- [QLoRA 微调](#qlora-微调)
- [全参数微调](#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)
使用 `CUDA_VISIBLE_DEVICES`(GPU)或 `ASCEND_RT_VISIBLE_DEVICES`(NPU)选择计算设备。
## 示例
### LoRA 微调
#### (增量)预训练
```bash
llamafactory-cli train examples/train_lora/llama3_lora_pretrain.yaml
```
#### 指令监督微调
```bash
llamafactory-cli train examples/train_lora/llama3_lora_sft.yaml
```
#### 多模态指令监督微调
```bash
llamafactory-cli train examples/train_lora/llava1_5_lora_sft.yaml
```
#### 奖励模型训练
```bash
llamafactory-cli train examples/train_lora/llama3_lora_reward.yaml
```
#### PPO 训练
```bash
llamafactory-cli train examples/train_lora/llama3_lora_ppo.yaml
```
#### DPO/ORPO/SimPO 训练
```bash
llamafactory-cli train examples/train_lora/llama3_lora_dpo.yaml
```
#### KTO 训练
```bash
llamafactory-cli train examples/train_lora/llama3_lora_kto.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
llamafactory-cli train examples/train_lora/llama3_preprocess.yaml
```
#### 在 MMLU/CMMLU/C-Eval 上评估
```bash
llamafactory-cli eval examples/train_lora/llama3_lora_eval.yaml
```
#### 批量预测并计算 BLEU 和 ROUGE 分数
```bash
llamafactory-cli train examples/train_lora/llama3_lora_predict.yaml
```
#### 多机指令监督微调
```bash
FORCE_TORCHRUN=1 NNODES=2 RANK=0 MASTER_ADDR=192.168.0.1 MASTER_PORT=29500 llamafactory-cli train examples/train_lora/llama3_lora_sft.yaml
FORCE_TORCHRUN=1 NNODES=2 RANK=1 MASTER_ADDR=192.168.0.1 MASTER_PORT=29500 llamafactory-cli train examples/train_lora/llama3_lora_sft.yaml
```
#### 使用 DeepSpeed ZeRO-3 平均分配显存
```bash
FORCE_TORCHRUN=1 llamafactory-cli train examples/train_lora/llama3_lora_sft_ds3.yaml
```
### QLoRA 微调
#### 基于 4/8 比特 Bitsandbytes 量化进行指令监督微调(推荐)
```bash
llamafactory-cli train examples/train_qlora/llama3_lora_sft_bitsandbytes.yaml
```
#### 基于 4/8 比特 GPTQ 量化进行指令监督微调
```bash
llamafactory-cli train examples/train_qlora/llama3_lora_sft_gptq.yaml
```
#### 基于 4 比特 AWQ 量化进行指令监督微调
```bash
llamafactory-cli train examples/train_qlora/llama3_lora_sft_awq.yaml
```
#### 基于 2 比特 AQLM 量化进行指令监督微调
```bash
llamafactory-cli train examples/train_qlora/llama3_lora_sft_aqlm.yaml
```
### 全参数微调
#### 在单机上进行指令监督微调
```bash
FORCE_TORCHRUN=1 llamafactory-cli train examples/train_full/llama3_full_sft_ds3.yaml
```
#### 在多机上进行指令监督微调
```bash
FORCE_TORCHRUN=1 NNODES=2 RANK=0 MASTER_ADDR=192.168.0.1 MASTER_PORT=29500 llamafactory-cli train examples/train_full/llama3_full_sft_ds3.yaml
FORCE_TORCHRUN=1 NNODES=2 RANK=1 MASTER_ADDR=192.168.0.1 MASTER_PORT=29500 llamafactory-cli train examples/train_full/llama3_full_sft_ds3.yaml
```
#### 批量预测并计算 BLEU 和 ROUGE 分数
```bash
llamafactory-cli train examples/train_full/llama3_full_predict.yaml
```
### 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
llamafactory-cli export examples/merge_lora/llama3_lora_sft.yaml
```
#### 使用 AutoGPTQ 量化模型
```bash
llamafactory-cli export examples/merge_lora/llama3_gptq.yaml
```
### 推理 LoRA 模型
#### 使用命令行接口
```bash
llamafactory-cli chat examples/inference/llama3_lora_sft.yaml
```
#### 使用浏览器界面
```bash
llamafactory-cli webchat examples/inference/llama3_lora_sft.yaml
```
#### 启动 OpenAI 风格 API
```bash
llamafactory-cli api examples/inference/llama3_lora_sft.yaml
```
### 杂项
#### 使用 GaLore 进行全参数训练
```bash
llamafactory-cli train examples/extras/galore/llama3_full_sft.yaml
```
#### 使用 BAdam 进行全参数训练
```bash
llamafactory-cli train examples/extras/badam/llama3_full_sft.yaml
```
#### LoRA+ 微调
```bash
llamafactory-cli train examples/extras/loraplus/llama3_lora_sft.yaml
```
#### PiSSA 微调
```bash
llamafactory-cli train examples/extras/pissa/llama3_lora_sft.yaml
```
#### 深度混合微调
```bash
llamafactory-cli train examples/extras/mod/llama3_full_sft.yaml
```
#### LLaMA-Pro 微调
```bash
bash examples/extras/llama_pro/expand.sh
llamafactory-cli train examples/extras/llama_pro/llama3_freeze_sft.yaml
```
#### FSDP+QLoRA 微调
```bash
bash examples/extras/fsdp_qlora/train.sh
```
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