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wehub-resource-sync a203934033
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chore: import upstream snapshot with attribution
2026-07-13 13:34:58 +08:00

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# 2 * 40GiB; 5s/it
# eval_acc: 0.924
PYTORCH_CUDA_ALLOC_CONF='expandable_segments:True' \
NPROC_PER_NODE=2 \
CUDA_VISIBLE_DEVICES=0,1 \
megatron sft \
--model Qwen/Qwen3-30B-A3B-Instruct-2507 \
--save_safetensors true \
--merge_lora true \
--dataset 'DAMO_NLP/jd:cls' \
--load_from_cache_file true \
--split_dataset_ratio 0.01 \
--tuner_type lora \
--lora_rank 8 \
--lora_alpha 32 \
--target_modules all-linear all-router \
--packing true \
--expert_model_parallel_size 2 \
--moe_permute_fusion true \
--moe_grouped_gemm true \
--moe_shared_expert_overlap true \
--moe_aux_loss_coeff 1e-6 \
--sequence_parallel true \
--micro_batch_size 1 \
--global_batch_size 2 \
--recompute_granularity full \
--recompute_method uniform \
--recompute_num_layers 1 \
--finetune true \
--cross_entropy_loss_fusion true \
--lr 1e-4 \
--lr_warmup_fraction 0.05 \
--min_lr 1e-5 \
--num_train_epochs 1 \
--output_dir megatron_output/Qwen3-30B-A3B-Instruct-2507 \
--eval_steps 200 \
--save_steps 200 \
--max_length 2048 \
--task_type seq_cls \
--num_labels 2 \
--dataloader_num_workers 4 \
--no_save_optim true \
--no_save_rng true \
--dataset_num_proc 4