55 lines
1.4 KiB
Bash
55 lines
1.4 KiB
Bash
# SAPO https://arxiv.org/abs/2511.20347
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CUDA_VISIBLE_DEVICES=0,1,2,3,4,5,6,7 \
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NPROC_PER_NODE=8 \
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MAX_PIXELS=602112 \
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megatron rlhf \
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--rlhf_type grpo \
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--loss_type sapo \
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--tau_pos 1 \
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--tau_neg 1.05 \
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--model Qwen/Qwen2.5-VL-3B-Instruct \
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--context_parallel_size 1 \
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--tensor_model_parallel_size 1 \
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--pipeline_model_parallel_size 1 \
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--dataset AI-ModelScope/clevr_cogen_a_train \
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--save_safetensors true \
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--external_plugins examples/train/grpo/plugin/plugin.py \
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--reward_funcs external_r1v_acc format \
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--dynamic_sample false \
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--steps_per_generation 4 \
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--micro_batch_size 2 \
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--global_batch_size 128 \
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--num_generations 8 \
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--use_vllm true \
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--vllm_mode colocate \
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--vllm_gpu_memory_utilization 0.7 \
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--vllm_max_model_len 8192 \
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--max_length 4096 \
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--max_completion_length 4096 \
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--tuner_type full \
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--bf16 true \
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--importance_sampling_level token \
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--epsilon 0.2 \
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--epsilon_high 0.2 \
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--overlong_filter true \
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--num_train_epochs 1 \
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--eval_steps 1000 \
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--save_steps 1000 \
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--sleep_level 2 \
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--offload_model true \
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--offload_optimizer true \
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--logging_steps 1 \
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--recompute_granularity selective \
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--finetune \
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--lr 1e-6 \
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--dataloader_num_workers 8 \
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--dataset_num_proc 8 \
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--no_save_optim \
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--no_save_rng \
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--attention_backend flash \
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--temperature 1.0 \
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--system examples/train/grpo/prompt.txt \
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--beta 0.001 \
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--padding_free true \
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--report_to wandb
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