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nproc_per_node=8
# 4*12G
# losses: plugin/loss.py
# data format: docs/source_en/Customization/Custom-dataset.md
# --use_chat_template must be false to use generation template
# --dataloader_drop_last must be true or eval gather will throw error
# --model iic/gte-modernbert-base modernbert also supported
NPROC_PER_NODE=$nproc_per_node \
swift sft \
--model iic/gte_Qwen2-7B-instruct \
--train_type lora \
--dataset 'sentence-transformers/stsb' \
--torch_dtype bfloat16 \
--num_train_epochs 1 \
--per_device_train_batch_size 2 \
--per_device_eval_batch_size 1 \
--gradient_accumulation_steps $(expr 64 / $nproc_per_node) \
--eval_steps 100 \
--save_steps 100 \
--eval_strategy steps \
--use_chat_template false \
--save_total_limit 2 \
--logging_steps 5 \
--output_dir output \
--warmup_ratio 0.05 \
--learning_rate 5e-6 \
--deepspeed zero3 \
--dataloader_num_workers 4 \
--task_type embedding \
--loss_type cosine_similarity \
--dataloader_drop_last true \
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