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dsw/configs/train_xiaosen_style/train_xiaosen_dsw.toml
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| 1 |
+
# ============================================================
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| 2 |
+
# PAI-DSW 配置 —— 「晓森」/ One obsession v20 (Illustrious)
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| 3 |
+
# ----------------------------------------------------------
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| 4 |
+
# 与 config/train_xiaosen.toml 的差异【只有 4 处】,其余配方完全一致:
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| 5 |
+
# 1. 路径根目录 /kaggle/working -> /mnt/workspace/lora
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| 6 |
+
# 2. 单卡 multi_gpu.enabled = false(DSW 试用是一台单卡实例)
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| 7 |
+
# 3. 等效BS 5 x 12 x 1 = 60(原来是 5 x 12 x 2 = 120,双卡)
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| 8 |
+
# 4. 安全存档 改成周期性(DSW 无 12h 硬上限,但试用实例可能被回收)
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| 9 |
+
#
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| 10 |
+
# ⚠️ 跑之前先读 docs/PAI-DSW-训练手册.md 第 6 节:
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| 11 |
+
# 先用 config/train_xiaosen_dsw_smoke.toml 验证「权重真的会更新」,
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| 12 |
+
# 再切本配置放开 800 epoch。
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| 13 |
+
# ============================================================
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| 14 |
+
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| 15 |
+
[project]
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| 16 |
+
run_name = "xiaosen_dsw_20261002-1200"
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| 17 |
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dataset_name = "xiaosen"
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| 18 |
+
name = "obv20_xiaosen"
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| 19 |
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| 20 |
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# ⚠️ DSW 的工作根目录 = $LORA_WORK = /mnt/workspace/lora
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| 21 |
+
# (系统盘,实例【停止】后保留;但 15 天不启动会被清空,重要产物必须传 HF)
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| 22 |
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output_dir = "/mnt/workspace/lora/output"
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| 23 |
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logging_dir = "/mnt/workspace/lora/logs"
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| 24 |
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| 25 |
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use_run_folder = true
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| 26 |
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| 27 |
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[dataset]
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| 28 |
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dataset_hf_repo = "BeiWay/lora_test"
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| 29 |
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# ⚠️ TODO 2026-10-02:旧的 xiaosen 目录已从 HF 删除(用户要重做训练集)。
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| 30 |
+
# 这里填【新建的画风训练集】在 HF 上的路径,例如:
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| 31 |
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# dataset_hf_file = "xiaosen_style_261002-XXXX/dataset/xiaosen_style.zip"
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| 32 |
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dataset_hf_file = "xiaosen_style_PLACEHOLDER/dataset/xiaosen_style.zip"
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| 33 |
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hf_endpoint = "https://hf-mirror.com"
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| 34 |
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hf_token_env = "HF_TOKEN"
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| 35 |
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# Kaggle Dataset 路径在 DSW 上没有意义,留空即可(HF 拉取失败不会回退到这里)
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| 36 |
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train_data_dirs = []
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| 37 |
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reg_data_dir = ""
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| 38 |
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| 39 |
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auto_caption = true
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| 40 |
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trigger_word = "xiaosen"
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| 41 |
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caption_threshold = 0.35
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| 42 |
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caption_overwrite = false
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| 43 |
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| 44 |
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repeat = 1
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| 45 |
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# ⚠️ 与 config/train_xiaosen.toml 保持一致:2026-10-01 修正回 1280
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| 46 |
+
# 1280 基准下的分桶(本机 derive_params.py 实测 120 张):
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| 47 |
+
# (1024,1536)x55, (1280,1280)x25, (576,1024)x15, (1536,1024)x15, (1024,576)x10
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| 48 |
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# 最大公因数 = 5 → tbs=5 整除每个桶 ✓
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| 49 |
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resolution = "1280,1280"
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| 50 |
+
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| 51 |
+
[model]
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| 52 |
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model_path = ""
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| 53 |
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# 首选:Civitai 直链(与本机 / Kaggle 实测成功的一致)
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| 54 |
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model_url = "https://civitai.com/api/download/models/2657925?fileId=2545032"
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| 55 |
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# ⚠️ 备用(推荐在阿里云上用这条):Civitai 从中国大陆云出口可能不可达。
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| 56 |
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# 先在本机把底模传一份到 HF,然后把下面这条取消注释:
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| 57 |
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# model_url = "https://hf-mirror.com/BeiWay/lora_test/resolve/main/models/oneObsession_v20Bold.safetensors"
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| 58 |
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model_filename = "oneObsession_v20Bold.safetensors"
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| 59 |
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model_sha256 = "7CE890BD4225CAE66B73F5291D47DFC07C60012630DBA21CD0536D041254CD8B"
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| 60 |
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auth_token_env = "CIVITAI_TOKEN"
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| 61 |
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token_query_param = "token"
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| 62 |
+
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| 63 |
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download_vae = false
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| 64 |
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vae_url = "https://huggingface.co/madebyollin/sdxl-vae-fp16-fix/resolve/main/sdxl_vae.safetensors"
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| 65 |
+
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| 66 |
+
[training]
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| 67 |
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# ===== 底模是 Illustrious(epsilon 预测)=> v-pred 四参数必须全关 =====
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| 68 |
+
v2 = false
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| 69 |
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v_parameterization = false
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| 70 |
+
scale_v_pred_loss_like_noise_pred = false
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| 71 |
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zero_terminal_snr = false
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| 72 |
+
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| 73 |
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network_module = "networks.lora"
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| 74 |
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network_dim = 32
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| 75 |
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network_alpha = 1
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| 76 |
+
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| 77 |
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optimizer_type = "Prodigy"
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| 78 |
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learning_rate = 1
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| 79 |
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unet_lr = 1
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| 80 |
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text_encoder_lr = 1
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| 81 |
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optimizer_args = ["decouple=True", "weight_decay=0.01", "use_bias_correction=True", "d_coef=2.0"]
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| 82 |
+
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| 83 |
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scale_weight_norms = 1
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| 84 |
+
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| 85 |
+
lr_scheduler = "constant"
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| 86 |
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lr_warmup_steps = 0
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| 87 |
+
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| 88 |
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max_train_epochs = 800
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| 89 |
+
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| 90 |
+
# ===== 等效BS(单卡!)=====
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| 91 |
+
# 等效BS = tbs x gas x GPU数 = 5 x 12 x 1 = 60 = 120 / 2 ✓
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| 92 |
+
# tbs 必须整除每一个桶:2:3->55, 1:1->25, 9:16->15, 3:2->15, 16:9->10
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| 93 |
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# 55/5=11, 25/5=5, 15/5=3, 15/5=3, 10/5=2 —— 全部整除 ✓
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| 94 |
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# 每 epoch = 120 / 60 = 2 steps
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| 95 |
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train_batch_size = 5
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| 96 |
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gradient_accumulation_steps = 12
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| 97 |
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gradient_checkpointing = true
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| 98 |
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lowram = false
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| 99 |
+
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| 100 |
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enable_bucket = true
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| 101 |
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min_bucket_reso = 512
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| 102 |
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max_bucket_reso = 2048
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| 103 |
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bucket_reso_steps = 64
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| 104 |
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| 105 |
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# A10(SM86) 支持原生 bf16,理论上可换 full_bf16 + sdpa 提速;
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| 106 |
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# 但本配置以【已在 Kaggle 实测跑通的 fp16 + xformers】为准,先保证能跑。
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| 107 |
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# 冒烟通过后再考虑:mixed_precision="bf16" + full_bf16=true + xformers=false + sdpa=true
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| 108 |
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mixed_precision = "fp16"
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| 109 |
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save_precision = "fp16"
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| 110 |
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save_model_as = "safetensors"
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| 111 |
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save_every_n_epochs = 1
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| 112 |
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seed = 1337
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| 113 |
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| 114 |
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max_token_length = 225
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| 115 |
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keep_tokens = 0
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| 116 |
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| 117 |
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cache_latents = true
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| 118 |
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cache_latents_to_disk = true
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| 119 |
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| 120 |
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# ===== 2026-10-02 必带修复(Kaggle 上实测过,不加会原样复现"权重不更新")=====
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| 121 |
+
# fp32 VAE 缓存:fp16 VAE 会溢出 → latent 变 inf/nan → avr_loss=nan →
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| 122 |
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# GradScaler 每步静默跳过 optimizer.step() → lora_up 恒 0 = 训练空转。
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| 123 |
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no_half_vae = true
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| 124 |
+
# 只训 unet:SDXL 的 TE LoRA 极易过热(实测中位 ‖ΔW‖ 顶到上限、clip 强度 1.0 时出纯噪点),
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| 125 |
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# 而画风/角色 LoRA 的信息主要在 UNet;kohya 官方也建议 SDXL 用 --network_train_unet_only。
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| 126 |
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network_train_unet_only = true
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| 127 |
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persistent_data_loader_workers = true
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| 128 |
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| 129 |
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xformers = true
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| 130 |
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sdpa = false
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| 131 |
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| 132 |
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# ===== 续训支持 =====
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| 133 |
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# 2026-10-02 已开启:Arm 1 当初怀疑这三个 flag 导致权重不更新 → 已排除(真因是 fp16 VAE 溢出
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| 134 |
+
# → avr_loss=nan → GradScaler 每步跳过;修法是 --no_half_vae=true)。开启后每 3h 落一份可续训存档。
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| 135 |
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save_state = true
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| 136 |
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save_state_on_train_end = true
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| 137 |
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save_last_n_epochs_state = 2
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| 138 |
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| 139 |
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[multi_gpu]
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| 140 |
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# DSW 免费试用是一台【单卡】实例(A10 24G / V100 16G / 纯 CPU)
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| 141 |
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enabled = false
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| 142 |
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num_processes = 1
|
| 143 |
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|
| 144 |
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[monitor]
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| 145 |
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enable_tensorboard = true
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| 146 |
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|
| 147 |
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auto_stop_on_overfit = true
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| 148 |
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overfit_plateau_n = 8
|
| 149 |
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overfit_plateau_eps = 0.0005
|
| 150 |
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|
| 151 |
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# 双门槛(v19 误停事故后新增,务必保留)
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| 152 |
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overfit_min_key_norm = 0.1
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| 153 |
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# 30 太大:本数据量下 plateau 常在 epoch 10~25 就出现;漏停会白烧额度。
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| 154 |
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overfit_min_epoch = 10
|
| 155 |
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|
| 156 |
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# ===== 死训练看门狗(与 key_norm 判据独立)=====
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| 157 |
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nan_stop_n = 3
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| 158 |
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no_update_stop_n = 5
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| 159 |
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no_update_min_epoch = 3
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| 160 |
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keys_scaled_drop_from = 50
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| 161 |
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kill_on_keys_scaled_zero = false
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| 162 |
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status_interval_steps = 10
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| 163 |
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log_to_file = true
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| 164 |
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| 165 |
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[session]
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| 166 |
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resume = true
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| 167 |
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keep_alive = true
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| 168 |
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keep_alive_interval = 60
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| 169 |
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warn_hours = 10
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| 170 |
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| 171 |
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# ===== 自动续训(DSW 无 12h 硬上限,但会被闲置/超时关机)=====
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| 172 |
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resume_from_hf = true
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| 173 |
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# 保活循环上限:0 = 不设限(DSW 无 12h 硬上限,训练结束即退出)
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| 174 |
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keepalive_max_hours = 0
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| 175 |
+
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| 176 |
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# ===== 安全存档(DSW 版)=====
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| 177 |
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# Kaggle 有 12h 硬上限,所以那里是「满 11h 传一次」;
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| 178 |
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# DSW 没有硬上限,但试用实例可能被闲置关机/回收,所以改成【每 3h 传一次】
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| 179 |
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# (恢复点最多丢 3 小时;1280/等效BS60 下 3h ≈ 20~25 epoch,代价可接受)。
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| 180 |
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# 任何时刻挂掉都能用 --resume 接上。设为 0 = 关闭该功能。
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| 181 |
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state_upload_at_hours = 3.0
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| 182 |
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state_upload_repeat_hours = 3.0
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| 183 |
+
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| 184 |
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[tunnel]
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| 185 |
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provider = "cloudflared"
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local_port = 6006
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[upload]
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enabled = true
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| 190 |
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backend = "huggingface"
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| 191 |
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repo_id = "BeiWay/lora_test"
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| 192 |
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repo_type = "dataset"
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| 193 |
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private = false
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| 194 |
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# ⚠️ 800 epoch x 228MB ≈ 178GB,本地盘必爆 —— 必须靠「边传边删」扛住。
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| 195 |
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# 上传一旦失败,磁盘会在几十个 epoch 内被填满,训练报
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| 196 |
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# OSError: [Errno 28] No space left on device。
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watch = true
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| 198 |
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delete_after_upload = true
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| 199 |
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keep_pattern = ""
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| 200 |
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token_env_var = "HF_TOKEN"
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| 201 |
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# 中国大陆云出口直连 huggingface.co 不通,显式锁死镜像
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| 202 |
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endpoint = "https://hf-mirror.com"
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