如何指定微调使用的显卡

启动网页时使用这种执行命令

CUDA_VISIBLE_DEVICES=5,6,7 llamafactory-cli webui

如何解决显卡通信导致的报错

训练时碰到了这种错误

 NotImplementedError: Using RTX 4000 series doesn't support faster communication broadband via P2P or IB. Please set `NCCL_P2P_DISABLE="1"` and `NCCL_IB_DISABLE="1" or use `accelerate launch` which will do this automatically.

启动