CUDA_VISIBLE_DEVICES=0,1,2,3,4,5,6,7 \ NPROC_PER_NODE=8 \ swift rlhf \ --rlhf_type grpo \ --advantage_estimator rloo \ --kl_in_reward true \ --model Qwen/Qwen2.5-VL-3B-Instruct \ --external_plugins examples/train/grpo/plugin/plugin.py \ --reward_funcs external_r1v_acc format \ --use_vllm true \ --vllm_mode colocate \ --vllm_gpu_memory_utilization 0.4 \ --vllm_tensor_parallel_size 1 \ --vllm_max_model_len 16384 \ --tuner_type lora \ --torch_dtype bfloat16 \ --dataset 'AI-ModelScope/clevr_cogen_a_train' \ --overlong_filter false \ --epsilon 3e-4 \ --epsilon_high 4e-4 \ --max_completion_length 1024 \ --num_train_epochs 1 \ --per_device_train_batch_size 2 \ --learning_rate 1e-6 \ --gradient_accumulation_steps 4 \ --eval_steps 1000 \ --save_steps 1000 \ --save_total_limit 10 \ --sleep_level 1 \ --offload_model true \ --offload_optimizer true \ --logging_steps 1 \ --dataloader_num_workers 4 \ --num_generations 16 \ --temperature 1.0 \ --system 'examples/train/grpo/prompt.txt' \ --deepspeed zero2 \ --log_completions true \ --report_to tensorboard swanlab \ --num_iterations 1 \ --async_generate false \ --beta 0.001 \ --attn_impl flash_attention_2 \ --padding_free true \ --loss_type grpo