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Model: pathcosmos/frankenstallm Source: Original Platform
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source/configs/korean_1b_sft.yaml
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41
source/configs/korean_1b_sft.yaml
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# Korean LLM 1B — SFT (Supervised Fine-Tuning) 설정
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#
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# Base model: korean_1b_fp8_run1/checkpoint-0034000 (1.19B params, 34k pretrain steps)
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# SFT 목표: instruction following + 반복 퇴화 완화 + 생성 품질 향상
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#
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# 실행: bash scripts/launch_sft.sh
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model:
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vocab_size: 64000
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d_model: 2048
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n_layers: 24
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n_heads: 16
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n_kv_heads: 4
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d_ffn: 5472
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max_seq_len: 4096
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rope_theta: 500000.0
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dropout: 0.0
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bias: false
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use_flash_attn: true
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use_fp8: true
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train:
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max_steps: 5000 # SFT: 수천 steps면 충분 (pretrain 34k 대비 ~10%)
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batch_size: 4 # per GPU (SFT는 seq가 다양하므로 작게)
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grad_accum_steps: 2 # eff_batch: 4 × 8GPU × 2 × 4096 = 262,144 tok/step
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lr: 2.0e-5 # pretrain의 1/10 (catastrophic forgetting 방지)
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weight_decay: 0.01 # pretrain 0.1보다 약하게
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warmup_steps: 150 # 3000 steps의 3.3%
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max_grad_norm: 1.0
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log_interval: 10
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save_interval: 500
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eval_interval: 100
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use_amp: false # FP8 사용 시 불필요
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compile_model: false
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fp8_amax_history_len: 16
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fp8_amax_compute_algo: "max"
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fp8_format: "MXFP8"
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tokenizer:
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vocab_size: 64000
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type: sentencepiece_unigram
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