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- # ============================================================
- # 后端专属配置
- # ============================================================
- # 服务地址(服务器部署时改为 0.0.0.0)
- BACKEND_HOST=0.0.0.0
- BACKEND_PORT=8010
- BACKEND_ENV=production
- BACKEND_LOG_LEVEL=INFO
- BACKEND_CORS_ORIGINS=http://192.168.91.253:5173
- # 数据库
- DATABASE_URL=sqlite+aiosqlite:///root/Fine-tuning/backend/data/finetuning.db
- # 数据路径(Linux 服务器路径)
- DATA_DIR=/root/Fine-tuning/backend/data
- # 训练默认参数
- DEFAULT_PEFT_METHOD=lora
- DEFAULT_EPOCHS=3
- DEFAULT_BATCH_SIZE=4
- DEFAULT_GRADIENT_ACCUMULATION=4
- DEFAULT_LR=2e-4
- DEFAULT_MAX_SEQ_LENGTH=2048
- DEFAULT_WARMUP_RATIO=0.05
- DEFAULT_SAVE_STRATEGY=epoch
- DEFAULT_EVAL_STRATEGY=epoch
- DEFAULT_EVAL_STEPS=100
- # LoRA
- LORA_R=16
- LORA_ALPHA=32
- LORA_DROPOUT=0.05
- LORA_TARGET_MODULES=all-linear
- # QLoRA
- QLORA_BITS=4
- QLORA_TYPE=nf4
- QLORA_DOUBLE_QUANT=true
- # 上传限制
- MAX_UPLOAD_SIZE_MB=500
- ALLOWED_DATASET_FORMATS=jsonl,csv,parquet,json
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