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28 kB
| # ModelArts entrypoint:CMP A2 试点 —— Wan2.2-TI2V-5B 在 graded_pitch_chain 的 | |
| # 9 档剂量 × 4 个种子上生成,看它的"倒几张"曲线是跟着剂量走还是一条平线。 | |
| # | |
| # 这一版把今天(2026-07-31/08-01)踩过的坑全部前置成硬门: | |
| # 1. import 自检放在权重下载**之前** —— 缺包 30 秒知道,不是 40 分钟后 | |
| # 2. 权重下载后**按文件逐个核对大小** —— snapshot_download 连不上远端时会把 | |
| # 已有本地目录当成功返回,不校验就会拿着残缺权重往下跑 | |
| # 3. 工作目录写 /cache(7.8TB),不写 /home/ma-user(/,300GB 且节点级共享) | |
| # 4. 关 Xet 并直接卸掉 hf-xet —— 它会绕开镜像直连 AWS 美国 CDN | |
| # 5. NVIDIA_DRIVER_CAPABILITIES 不加 graphics(会挂在容器初始化) | |
| set -euo pipefail | |
| WORK="${CMP_WORK:-/cache/cmp}/shard${SHARD_INDEX:-0}" | |
| OUT="${CMP_OUT_DIR:-/home/ma-user/modelarts/outputs/result_0}" | |
| export HF_HOME="${HF_HOME:-/cache/hf}" | |
| # mkdir 失败要**当场说清是谁的目录**。平台建 input 的 local_dir 时以 root 建父目录, | |
| # 而这里是 ma-user;裸 `set -e` 退出只会留下一行 Permission denied,查了三轮才定位 | |
| # (2026-08-03)。而且 /cache 是节点级共享,root 属主的残留目录会毒到后续作业。 | |
| for D in "$WORK" "$OUT" "$HF_HOME"; do | |
| if ! mkdir -p "$D" 2>/dev/null; then | |
| echo "[entry] FATAL 建不了目录 $D — 当前用户 $(id -un)($(id -u)) ;父目录属主/权限:" | |
| P="$D"; while [[ "$P" != "/" ]]; do | |
| [[ -e "$P" ]] && { ls -ld "$P"; break; }; P=$(dirname "$P") | |
| done | |
| exit 7 | |
| fi | |
| done | |
| echo "[entry] work=$WORK out=$OUT shard=${SHARD_INDEX:-0}/${SHARD_COUNT:-1}" | |
| nvidia-smi --query-gpu=index,name,memory.total,driver_version --format=csv,noheader || true | |
| echo "[entry] nproc=$(nproc) 盘: $(df -BG --output=avail "$WORK" | tail -1 | tr -d ' ') 可用" | |
| export HF_ENDPOINT="${HF_ENDPOINT:-https://hf-mirror.com}" | |
| export HF_HUB_ENABLE_HF_TRANSFER=0 | |
| export HF_HUB_DISABLE_XET=1 | |
| pip uninstall -y hf-xet >/dev/null 2>&1 || true | |
| # ---- 依赖 | |
| python3 -c "import torch;print(f'[entry] 镜像自带 torch {torch.__version__} cuda={torch.cuda.is_available()}',flush=True)" | |
| export PIP_DEFAULT_TIMEOUT=20 | |
| probe() { local a=(); [[ -n "$1" ]] && a=(-i "$1"); timeout 30 pip download --no-deps --no-cache-dir -d /tmp/_probe "${a[@]}" six >/dev/null 2>&1; } | |
| IDX=""; for c in "" "https://pypi.tuna.tsinghua.edu.cn/simple" "https://mirrors.aliyun.com/pypi/simple"; do | |
| if probe "$c"; then IDX="$c"; echo "[entry] pip 源: ${c:-<镜像默认>}"; break; fi | |
| done | |
| IDXA=(); [[ -n "$IDX" ]] && IDXA=(-i "$IDX") | |
| export PIP_DEFAULT_TIMEOUT=60 | |
| t0=$SECONDS | |
| # transformers 卡在 [4.49, 4.52):下界要 Qwen2_5_VLModel,上界 4.52+ 用 | |
| # torch.distributed.tensor.DTensor 而 torch 2.4 没有(2026-08-01 两轮自检各撞一头) | |
| # ---- 为什么必须升级 torch:两个版本区间不相交(2026-08-02 实测) | |
| # 镜像 torch 2.4 能配的 diffusers <= 0.35.x | |
| # (0.36+ 的 transformer_kandinsky 模块级 import torch.nn.attention.flex_attention, | |
| # 而 flex_attention 是 torch 2.5 才有,且该模块被 models/transformers/__init__ 急切导入) | |
| # Wan2.2 TI2V-5B 需要的 diffusers >= 0.36 | |
| # (0.35.1 的 pipeline 不给 VAE 做 patch 化,3 通道喂进 12 通道卷积 → | |
| # RuntimeError: expected input to have 12 channels, but got 3) | |
| # 所以补丁补不出来,只能把 torch 抬上去。PyPI 的 torch 2.6.0 默认构建就是 cu124,与镜像一致。 | |
| if [[ "${CMP_TORCH_UPGRADE:-1}" == "1" ]]; then | |
| t1=$SECONDS | |
| pip install "${IDXA[@]}" --progress-bar off -U "torch==2.6.0" "torchvision==0.21.0" || true | |
| echo "[entry] torch 升级用时 $((SECONDS-t1))s" | |
| python3 -c "import torch;print(f'[entry] torch 现在是 {torch.__version__} cuda={torch.cuda.is_available()}',flush=True)" | |
| # flash-attn 2.8.3 与 xformers 都是按 torch 2.4 的 ABI 编译的,升级后会因符号缺失挂掉。 | |
| # 不能 import 的就卸掉 —— 留着它 diffusers 导入时会被带崩。 | |
| for m in flash_attn xformers; do | |
| if python3 -c "import $m" 2>/dev/null; then | |
| echo "[entry] $m 升级后仍可导入,保留" | |
| else | |
| echo "[entry] $m 升级后已失效(按 torch 2.4 编译),卸掉" | |
| pip uninstall -y "$(echo $m | tr _ -)" >/dev/null 2>&1 || true | |
| fi | |
| done | |
| # 试装与 torch 2.6 匹配的 flash-attn 预编译轮子;拿不到就退回 torch 自带的 flash 内核。 | |
| # 注意:torch 的 SDPA 本身就含 FlashAttention-2 内核,退回 _native_flash 并不丢加速。 | |
| if ! python3 -c "import flash_attn" 2>/dev/null; then | |
| for ABI in FALSE TRUE; do | |
| U="https://github.com/Dao-AILab/flash-attention/releases/download/v2.8.3/flash_attn-2.8.3+cu12torch2.6cxx11abi${ABI}-cp310-cp310-linux_x86_64.whl" | |
| if timeout 300 pip install --no-deps --progress-bar off "$U" >/dev/null 2>&1; then | |
| python3 -c "import flash_attn" 2>/dev/null && { echo "[entry] flash-attn 预编译轮子装上了 (abi$ABI)"; break; } | |
| fi | |
| echo "[entry] flash-attn 轮子 abi$ABI 不可用" | |
| done | |
| fi | |
| fi | |
| # diffusers 用 0.39.0:本地 wan venv 正是这个版本 + torch 2.6,已实测能跑通 | |
| # Wan2.2 TI2V-5B(生成首帧与条件帧逐像素平均差 2.11/255) | |
| pip install "${IDXA[@]}" --progress-bar off \ | |
| "diffusers==0.39.0" einops safetensors sentencepiece protobuf ftfy \ | |
| imageio "imageio[ffmpeg]" accelerate "transformers>=4.52,<4.58" || true | |
| # ⚠️ 上界从 <4.52 抬到 <4.58。原来那个 pin 是 torch 升级前的遗留,它**正好把 | |
| # HunyuanVideo-1.5 挡死** —— 它的 text_encoder 类 Qwen2_5_VLTextModel 在 4.51.3 没有、 | |
| # 4.52.4 才有,权重下完 54GB 才会在 import 那步炸。 | |
| # 下界抬到 4.52 同时也满足 Cosmos3(它真实下限是 4.49:pipeline 调 apply_chat_template(), | |
| # 而模板以独立的 chat_template.jinja 存在,4.49 才把它加进 resolved_vocab_files) | |
| # 和 LTX-2(4.50,Gemma3ForConditionalGeneration)。 | |
| # 上界 4.58 是因为 diffusers 0.39 与 transformers 4.52~4.57 已验证共存;再高没验过。 | |
| python3 -c "import diffusers,torch;print(f'[entry] diffusers {diffusers.__version__} / torch {torch.__version__}',flush=True)" || true | |
| echo "[entry] 依赖安装用时 $((SECONDS-t0))s" | |
| # ---- 取 bundle(首帧 + jobs.json + 生成脚本,几 MB) | |
| if [[ ! -f "$WORK/jobs.json" ]]; then | |
| echo "[entry] 从 HF 拉 bundle $CMP_CODE_REPO" | |
| python3 - <<PY | |
| import os, tarfile | |
| from huggingface_hub import hf_hub_download | |
| p = hf_hub_download(repo_id="${CMP_CODE_REPO}", repo_type="dataset", | |
| filename="cmp_a2_bundle.tar.gz", local_dir="/tmp/cmpb") | |
| with tarfile.open(p) as t: t.extractall("${WORK}") | |
| print("[entry] bundle 解包完成", flush=True) | |
| PY | |
| fi | |
| cd "$WORK" | |
| ls -la | head -8 | |
| # ---- torch 2.4 兼容补丁,必须在任何 import diffusers 之前 | |
| # diffusers 0.39 的版本 guard 写成 `torch.__version__ >= "2.4.0"`(字符串比较), | |
| # 2.4.0 正好通过,于是用了真的 custom_op —— 而 torch 2.4 的 infer_schema 解析不了 | |
| # 它那个 `float | None` 签名。把阈值抬到 2.5.0,让 diffusers 走它自己的 no-op 兜底。 | |
| # 详见 torch24_compat.py 里记录的三条已排除的错误做法。 | |
| python3 torch24_compat.py | |
| # ---- import 自检(必须在权重下载之前) | |
| echo "[entry] ---- import 自检" | |
| python3 - <<'PYSELF' | |
| import importlib, sys | |
| bad = [] | |
| for m in ["torch", "diffusers", "transformers", "einops", "safetensors", | |
| "imageio", "PIL", "accelerate"]: | |
| try: | |
| importlib.import_module(m); print(f" ok {m}", flush=True) | |
| except Exception as e: | |
| bad.append(m); print(f" FAIL {m}: {type(e).__name__}: {e}", flush=True) | |
| from diffusers import WanImageToVideoPipeline, AutoencoderKLWan # 点名要用的两个类 | |
| import torch | |
| assert torch.cuda.is_available(), "cuda 不可用" | |
| if bad: | |
| raise SystemExit(f"[entry] FATAL import 自检未过: {bad}") | |
| # ---- 注意力后端:声明了要用 flash 就必须**实跑一次**确认,不能只看环境变量。 | |
| # 这里**不 fail-fast**,而是把三种可能都测一遍再报 —— 一轮自检把全貌拿到, | |
| # 免得"修一个发现一个"又来回好几轮(前面已经为此耗了 6 轮)。 | |
| import os | |
| from diffusers.models import attention_dispatch as _ad | |
| want = os.environ.get("DIFFUSERS_ATTN_BACKEND", "native") | |
| print(f"[entry] 声明后端={want} flash可用={_ad._CAN_USE_FLASH_ATTN} " | |
| f"flash3可用={_ad._CAN_USE_FLASH_ATTN_3}", flush=True) | |
| q = torch.randn(1, 8, 64, 64, device="cuda", dtype=torch.bfloat16) | |
| # ① 外部 flash-attn 包 | |
| try: | |
| import flash_attn | |
| qq = q.permute(0, 2, 1, 3).contiguous() # (B, S, H, D) | |
| o = flash_attn.flash_attn_func(qq, qq, qq) | |
| assert torch.isfinite(o).all() | |
| print(f"[entry] ① 外部 flash-attn {flash_attn.__version__} 实跑通过 {tuple(o.shape)}", flush=True) | |
| except Exception as e: | |
| print(f"[entry] ① 外部 flash-attn 不可用: {type(e).__name__}: {str(e)[:90]}", flush=True) | |
| # ② torch 自带 SDPA 的 flash 内核(torch 2.6 的 SDPA 里就含 FlashAttention-2) | |
| try: | |
| from torch.nn.attention import SDPBackend, sdpa_kernel | |
| with sdpa_kernel(SDPBackend.FLASH_ATTENTION): | |
| o2 = torch.nn.functional.scaled_dot_product_attention(q, q, q) | |
| assert torch.isfinite(o2).all() | |
| print(f"[entry] ② torch SDPA flash 内核实跑通过 {tuple(o2.shape)}", flush=True) | |
| except Exception as e: | |
| print(f"[entry] ② torch SDPA flash 内核不可用: {type(e).__name__}: {str(e)[:90]}", flush=True) | |
| # ---- ③ 带 mask 的注意力(这一条 2026-08-03 吃过大亏) | |
| # HunyuanVideo-1.5(Qwen2.5-VL)与 LTX-2(Gemma3)的文本编码器会把 padding mask | |
| # 一路传进 attention,而 flash-attn 2 内核**不接受 attn_mask**,直接抛 | |
| # `ValueError: attn_mask is not supported for flash-attn 2.`。 | |
| # 上一轮这两个作业各自下完 54GB/144GB 权重、跑到第一条才炸。这里 1 秒钟就能看出来。 | |
| try: | |
| m = torch.ones(1, 1, 64, 64, device="cuda", dtype=torch.bool) | |
| o3 = torch.nn.functional.scaled_dot_product_attention(q, q, q, attn_mask=m) | |
| assert torch.isfinite(o3).all() | |
| print(f"[entry] ③ 带 mask 的 SDPA 实跑通过 {tuple(o3.shape)}", flush=True) | |
| except Exception as e: | |
| print(f"[entry] ③ 带 mask 的 SDPA 不可用: {type(e).__name__}: {str(e)[:90]}", flush=True) | |
| if want == "flash": | |
| print("[entry] ⚠️ 本作业声明 flash 后端。若该模型的文本编码器会传 attn_mask" | |
| "(HunyuanVideo-1.5 / LTX-2 就会),生成会抛 " | |
| "`attn_mask is not supported for flash-attn 2.` —— 这类模型的规格里" | |
| "必须写 attn_backend='native'。", flush=True) | |
| print(f"[entry] import 自检通过 (torch {torch.__version__})", flush=True) | |
| PYSELF | |
| if [[ "${CMP_SELFTEST_ONLY:-0}" == "1" ]]; then | |
| echo "[entry] CMP_SELFTEST_ONLY=1,自检完毕提前退出(不下权重)"; exit 0 | |
| fi | |
| # ---- 权重:优先用**挂载的 OBS 缓存**,没挂载才从 hf-mirror 下 | |
| # 上一轮 canary 已经把权重同步到 OBS 了(hunyuan 54.2GB / LTX-2 143.7GB)。 | |
| # 重跑时挂回来,省掉 53~67 分钟的下载。挂载点由 submit 指到 /cache(7.8TB), | |
| # **不能落 /home/ma-user** —— 那是 300GB 且节点级共享,144GB 进去就危险。 | |
| MOUNT="${CMP_MODEL_MOUNT:-}" | |
| if [[ -n "$MOUNT" ]]; then | |
| echo "[entry] 用挂载的权重缓存:$MOUNT" | |
| if [[ ! -f "$MOUNT/model_index.json" ]]; then | |
| echo "[entry] FATAL 挂载点里没有 model_index.json,挂错前缀了:$MOUNT"; ls -la "$MOUNT" | head -20; exit 8 | |
| fi | |
| # 验收:挂载不是下载,平台同步中断不会报错,必须自己核字节数 | |
| GOT=$(du -sb "$MOUNT" | cut -f1) | |
| WANT=$(python3 -c "print(int(float('${CMP_WEIGHTS_GB:-0}')*1e9*0.95))") | |
| echo "[entry] 挂载权重 $((GOT/1000000000))GB,下限 $((WANT/1000000000))GB(规格 ${CMP_WEIGHTS_GB:-?}GB 的 95%)" | |
| if [[ "$GOT" -lt "$WANT" ]]; then | |
| echo "[entry] FATAL 挂载的权重不完整,拒绝往下跑"; exit 8 | |
| fi | |
| export CMP_MODEL_DIR="$MOUNT" | |
| export CMP_CACHE_WEIGHTS=0 # 已经在 OBS 了,不要再复制回去 | |
| echo "[entry] 权重验收通过,跳过下载" | |
| else | |
| python3 - <<'PY' | |
| import os, time | |
| from huggingface_hub import snapshot_download, HfApi | |
| REPO = os.environ.get("CMP_MODEL_REPO", "Wan-AI/Wan2.2-TI2V-5B-Diffusers") | |
| LOCAL = os.environ["CMP_MODEL_DIR"] | |
| # ⚠️ allow_patterns:有的仓整仓远大于 diffusers 布局真正需要的部分。 | |
| # LTX-2 整仓 314.35GB,其中 169.66GB 是根目录的 ComfyUI 单文件权重 | |
| # (ltx-2-19b-{dev,distilled,dev-fp8,distilled-fp8,dev-fp4}.safetensors), | |
| # diffusers 一个都不读。不设白名单就是下 314GB。 | |
| import fnmatch | |
| _ap = os.environ.get("CMP_ALLOW_PATTERNS", "").strip() | |
| ALLOW = [x for x in _ap.split("|") if x] or None | |
| if ALLOW: | |
| print(f"[entry] 定向下载,白名单 {ALLOW}", flush=True) | |
| def retried(fn, what, attempts=8): | |
| for i in range(attempts): | |
| try: | |
| return fn() | |
| except Exception as e: | |
| if i == attempts - 1: raise | |
| w = min(60, 5 * 2 ** i) | |
| print(f"[entry] {what} 第 {i+1} 次失败({type(e).__name__}),{w}s 后续传重试", flush=True) | |
| time.sleep(w) | |
| exp = retried(lambda: {f.rfilename: (f.size or 0) for f in | |
| HfApi(endpoint=os.environ["HF_ENDPOINT"]).model_info( | |
| REPO, files_metadata=True).siblings}, "取文件清单") | |
| if ALLOW: | |
| n0, g0 = len(exp), sum(exp.values()) / 1e9 | |
| exp = {k: v for k, v in exp.items() if any(fnmatch.fnmatch(k, p) for p in ALLOW)} | |
| print(f"[entry] 白名单过滤:{n0} 个文件 / {g0:.1f}GB " | |
| f"-> {len(exp)} 个 / {sum(exp.values())/1e9:.1f}GB", flush=True) | |
| if not exp: | |
| raise SystemExit("[entry] FATAL 白名单把文件全过滤掉了,模式写错了") | |
| def missing(): | |
| bad = [] | |
| for n, s in exp.items(): | |
| p = os.path.join(LOCAL, n) | |
| if not os.path.exists(p) or (s and os.path.getsize(p) != s): | |
| bad.append(n) | |
| return bad | |
| t = time.time() | |
| for attempt in range(8): | |
| retried(lambda: snapshot_download(REPO, local_dir=LOCAL, max_workers=4, | |
| allow_patterns=ALLOW), "权重") | |
| bad = missing() | |
| if not bad: break | |
| print(f"[entry] 验收第 {attempt+1} 轮:{len(bad)}/{len(exp)} 个文件不齐,例如 {bad[:2]}", flush=True) | |
| time.sleep(10) | |
| else: | |
| raise SystemExit(f"[entry] FATAL 权重始终不完整,缺 {missing()[:5]}") | |
| tot = sum(exp.values()) | |
| print(f"[entry] 权重就位并验收通过 {time.time()-t:.0f}s " | |
| f"({len(exp)} 个文件 / {tot/1e9:.1f}GB)", flush=True) | |
| PY | |
| fi | |
| # set -u 下引用未设置的变量会直接退出,连 `|| true` 都救不回来,所以给默认值 | |
| du -sh "${CMP_MODEL_DIR:-/nonexistent}" 2>/dev/null || true | |
| # ---- 分支:双臂训练(uniform vs weighted)。latent 缓存随包带,云上不跑 VAE。 | |
| if [[ "${CMP_TASK:-gen}" == "train" ]]; then | |
| echo "[entry] ==== CMP_TASK=train:臂 ${CMP_TRAIN_ARM:-weighted}" | |
| # latent 缓存(90 条,89MB)随包带 —— 云上**不跑 VAE**,预处理一次做完复用 | |
| if [[ ! -d "$WORK/latents" ]]; then | |
| echo "[entry] 从 HF 拉 latent 缓存" | |
| python3 - <<PY | |
| import tarfile | |
| from huggingface_hub import hf_hub_download | |
| p = hf_hub_download(repo_id="${CMP_CODE_REPO}", repo_type="dataset", | |
| filename="latents.tar.gz", local_dir="/tmp/lat") | |
| with tarfile.open(p) as t: t.extractall("${WORK}") | |
| print("[entry] latent 解包完成", flush=True) | |
| PY | |
| fi | |
| NL=$(ls "$WORK/latents"/*.npz 2>/dev/null | wc -l) | |
| echo "[entry] latent 缓存 $NL 条" | |
| [[ "$NL" -ge 80 ]] || { echo "[entry] FATAL latent 只有 $NL 条,不完整"; exit 30; } | |
| pip install "${IDXA[@]}" --progress-bar off peft >/dev/null 2>&1 \ | |
| && echo "[entry] peft 就位" || { echo "[entry] FATAL peft 装不上"; exit 31; } | |
| # ⚠️ 符号约定自检必须先过。写反了模型朝反方向训,loss 照样下降,不会报任何错。 | |
| python3 -u "$WORK/train_stopmask.py" selftest || { | |
| echo "[entry] FATAL 流匹配符号自检未过,拒绝开训"; exit 32; } | |
| # ⚠️ 文本嵌入**必须在云上现编**:分词器和文本编码器只有模型目录里有(34GB,不随包带)。 | |
| # 2026-08-06 之前这一步根本不存在,训练用的是 build_kwargs 里给探针准备的全零占位 —— | |
| # 等于"在没有文本的世界里训,拿有文本的世界去测"。T3 那四个 LoRA 就是这么来的。 | |
| python3 -u "$WORK/train_stopmask.py" text \ | |
| --model "$CMP_MODEL_DIR" --out "$WORK" --prompts "$WORK/prompts.json" || { | |
| echo "[entry] FATAL 文本嵌入没编出来,拒绝开训(不许退回全零占位)"; exit 34; } | |
| TOUT="$OUT/train" | |
| set +e | |
| python3 -u "$WORK/train_stopmask.py" train --arm "${CMP_TRAIN_ARM:-weighted}" \ | |
| --model "$CMP_MODEL_DIR" --out "$WORK" --layers "$WORK/phase_layers" \ | |
| --manifest "$WORK/train_manifest.json" --prompts "$WORK/prompts.json" \ | |
| --steps "${CMP_TRAIN_STEPS:-3000}" --lr "${CMP_TRAIN_LR:-1e-4}" \ | |
| --rank "${CMP_TRAIN_RANK:-32}" --seed "${CMP_TRAIN_SEED:-0}" 2>&1 \ | |
| | grep -a --line-buffered -vE "^\s*$|it/s\]" | |
| TRC=${PIPESTATUS[0]} | |
| set -e | |
| echo "[entry] 训练退出码 = $TRC" | |
| cp -r "$WORK/lora_${CMP_TRAIN_ARM:-weighted}" "$OUT/" 2>/dev/null || true | |
| cp "$WORK"/loss_*.json "$WORK"/prompt_index.json "$WORK"/cond_proj_*.safetensors "$OUT/" 2>/dev/null || true | |
| N=$(find "$OUT" -name '*.safetensors' | wc -l) | |
| echo "[entry] LoRA 权重 $N 个" | |
| [[ "$TRC" -eq 0 && "$N" -gt 0 ]] || { echo "[entry] FATAL 训练失败(码 $TRC,权重 $N)"; exit 33; } | |
| echo "[entry] DONE"; exit 0 | |
| fi | |
| # ---- 分支:C 实验(因果干预)。到目前为止全是观察(固定视频上跑探针),这是第一个因果实验。 | |
| # 前置(依赖链/权重校验/注意力自检)照旧复用,只换最后一步。 | |
| if [[ "${CMP_TASK:-gen}" == "intervene" ]]; then | |
| echo "[entry] ==== CMP_TASK=intervene:因果干预(模式 ${CMP_IV_MODE:-none})" | |
| IVOUT="$OUT/iv"; mkdir -p "$IVOUT" | |
| ARGS=(--jobs "$WORK/jobs.json" --images "$WORK/images" --out "$IVOUT" | |
| --specs "$WORK/model_specs.py" --model "$CMP_MODEL_DIR" | |
| --model-key "$CMP_MODEL_KEY" --mode "${CMP_IV_MODE:-none}") | |
| [[ -n "${CMP_IV_DIRECTION:-}" ]] && ARGS+=(--direction "$WORK/${CMP_IV_DIRECTION}") | |
| [[ -n "${CMP_IV_ALPHAS:-}" ]] && ARGS+=(--alphas "$CMP_IV_ALPHAS") | |
| [[ -n "${CMP_IV_STEPS:-}" ]] && ARGS+=(--steps "$CMP_IV_STEPS") | |
| [[ -n "${CMP_IV_SEEDS:-}" ]] && ARGS+=(--seeds "$CMP_IV_SEEDS") | |
| [[ -n "${CMP_IV_LIMIT:-}" ]] && ARGS+=(--limit "$CMP_IV_LIMIT") | |
| [[ "${CMP_IV_CHECK_NOOP:-0}" == "1" ]] && ARGS+=(--check-noop) | |
| set +e | |
| python3 -u "$WORK/intervene_gen.py" "${ARGS[@]}" 2>&1 \ | |
| | grep -a --line-buffered -vE "^\s*$|it/s\]|Loading pipeline" | |
| IRC=${PIPESTATUS[0]} | |
| set -e | |
| echo "[entry] 干预退出码 = $IRC" | |
| # 空转自检那一趟不产 mp4,退出码 0 就算过;其余模式必须有产物 | |
| if [[ "${CMP_IV_CHECK_NOOP:-0}" == "1" ]]; then | |
| [[ "$IRC" -eq 0 ]] || { echo "[entry] FATAL 空转自检未过(退出码 $IRC)——" | |
| echo " 挂钩子本身在改东西,或采样里有未固定的随机源。" | |
| echo " **这一关不过,后面任何干预结果都不可信。**"; exit 13; } | |
| echo "[entry] ✅ 空转自检通过" | |
| else | |
| N=$(find "$IVOUT" -name '*.mp4' | wc -l) | |
| echo "[entry] 干预产物 $N 个 mp4" | |
| [[ "$IRC" -eq 0 && "$N" -gt 0 ]] || { echo "[entry] FATAL 干预失败(码 $IRC,产物 $N)"; exit 14; } | |
| fi | |
| echo "[entry] DONE" | |
| exit 0 | |
| fi | |
| # ---- 分支:B 实验(DiT 接触探针)。走到这里前置全都跑过了 —— | |
| # 依赖链、权重逐文件校验、注意力后端实跑,一条都不重写。只把最后一步换掉。 | |
| if [[ "${CMP_TASK:-gen}" == "probe" ]]; then | |
| echo "[entry] ==== CMP_TASK=probe:跑 DiT 接触探针,不生成视频" | |
| DZ="$WORK/cmp288_dataset.zip" | |
| if [[ ! -f "$DZ" ]]; then | |
| echo "[entry] 从 HF 拉参考数据集 ${CMP_DATA_REPO}" | |
| python3 - <<PY | |
| from huggingface_hub import hf_hub_download | |
| import shutil | |
| p = hf_hub_download(repo_id="${CMP_DATA_REPO}", repo_type="dataset", | |
| filename="cmp288_dataset.zip", local_dir="/tmp/cmpdata") | |
| shutil.copy(p, "${DZ}") | |
| print("[entry] 数据集就位", flush=True) | |
| PY | |
| fi | |
| # 大小核对:snapshot/hf_hub_download 断线时会把残缺文件当成功返回(权重那边吃过) | |
| SZ=$(stat -c %s "$DZ") | |
| if [[ "$SZ" -lt 200000000 ]]; then | |
| echo "[entry] FATAL 数据集只有 $SZ 字节,不完整(应 ~228MB)"; exit 11 | |
| fi | |
| echo "[entry] 数据集 $((SZ/1000000)) MB" | |
| NPZ="$OUT/feats_${CMP_MODEL_KEY}.npz" | |
| set +e | |
| python3 -u "$WORK/dit_contact_probe.py" extract \ | |
| --model "$CMP_MODEL_DIR" --zip "$DZ" --n "${CMP_PROBE_N:-40}" --npz "$NPZ" \ | |
| --phys-labels "$WORK/phys_labels.json" 2>&1 \ | |
| | grep -a --line-buffered -vE "^\s*$|Loading pipeline|it/s\]|clip_output" | |
| PRC=${PIPESTATUS[0]} | |
| set -e | |
| echo "[entry] 抽特征退出码 = $PRC" | |
| # ---- 分析也在云上做。特征 npz 有 1.6~2 GB,拉回本地再算是白耗带宽, | |
| # 而且下载没完就开跑会读到半个文件(2026-08-06 踩过:BadZipFile)。 | |
| # 这里直接出结果 JSON(几 KB),本地只回收它。 | |
| if [[ "$PRC" -eq 0 ]]; then | |
| echo "[entry] ---- 装分析依赖并跑探针" | |
| pip install "${IDXA[@]}" --progress-bar off scikit-learn scipy >/dev/null 2>&1 \ | |
| && echo "[entry] scikit-learn/scipy 就位" || echo "[entry] ⚠️ 分析依赖装不上" | |
| RES="$OUT/result_${CMP_MODEL_KEY}.json" | |
| set +e | |
| python3 -u "$WORK/dit_contact_probe.py" probe --npz "$NPZ" --out "$RES" 2>&1 \ | |
| | grep -a --line-buffered -vE "LinAlgWarning|ill-conditioned|return linalg|ConstantInputWarning|r = spearmanr" | |
| ARC=${PIPESTATUS[0]} | |
| set -e | |
| echo "[entry] 探针分析退出码 = $ARC(2=自检未过,结果仍会落盘)" | |
| [[ -s "$RES" ]] && echo "[entry] 结果 $(stat -c %s "$RES") 字节 -> $(basename "$RES")" \ | |
| || echo "[entry] ⚠️ 结果 JSON 没落盘" | |
| # ---- 逐跳 kill test:方法第二件事的生死判据。 | |
| # 标签是本地从轨迹 npz 的**速度**算好随包带的(容器里没有轨迹)—— | |
| # 不能就地用位移凑,那会把牛顿摆族 48 个标签标反(中间球位移≈0 但冲量穿过去了)。 | |
| HRES="$OUT/hop_${CMP_MODEL_KEY}.json" | |
| set +e | |
| python3 -u "$WORK/hop_probe.py" --npz "$NPZ" --zip "$DZ" \ | |
| --hop-labels "$WORK/hop_labels.json" --out "$HRES" 2>&1 \ | |
| | grep -a --line-buffered -vE "LinAlgWarning|ill-conditioned|return linalg|ConstantInputWarning" | |
| HRC=${PIPESTATUS[0]} | |
| set -e | |
| echo "[entry] 逐跳探针退出码 = $HRC" | |
| [[ -s "$HRES" ]] && echo "[entry] 逐跳结果 $(stat -c %s "$HRES") 字节" \ | |
| || echo "[entry] ⚠️ 逐跳结果没落盘" | |
| fi | |
| if [[ "${CMP_CACHE_WEIGHTS:-1}" == "1" ]]; then | |
| WDST="$OUT/weights/$(basename "$CMP_MODEL_DIR")" | |
| echo "[entry] 把权重复制到 outputs 供平台同步到 OBS -> $WDST" | |
| mkdir -p "$WDST"; cp -r "$CMP_MODEL_DIR/." "$WDST/" || true | |
| fi | |
| # 产物门:npz 必须存在且不是空壳。探针失败时留个 0 字节文件比没有更坏。 | |
| if [[ "$PRC" -ne 0 || ! -s "$NPZ" ]]; then | |
| echo "[entry] FATAL 探针失败(退出码 $PRC,npz $(stat -c %s "$NPZ" 2>/dev/null || echo 无))" | |
| exit 12 | |
| fi | |
| echo "[entry] 探针产物 $(du -h "$NPZ" | cut -f1)" | |
| echo "[entry] DONE" | |
| exit 0 | |
| fi | |
| # ---- 分支:渲染泄漏 σ 扫描。把真值 latent 在第 k 步注进去,量物理还剩多少。 | |
| if [[ "${CMP_TASK:-gen}" == "leak" ]]; then | |
| echo "[entry] ==== CMP_TASK=leak:渲染泄漏 σ 扫描(注入步 ${CMP_LEAK_STEPS:-默认})" | |
| NR=$(ls "$WORK/refs"/*.mp4 2>/dev/null | wc -l) | |
| echo "[entry] 真值视频 $NR 条" | |
| [[ "$NR" -gt 0 ]] || { echo "[entry] FATAL 包里没有 refs/*.mp4,泄漏实验没有输入"; exit 36; } | |
| export CMP_JOBS="$WORK/jobs.json" CMP_IMAGES="$WORK/images" \ | |
| CMP_REFS="$WORK/refs" CMP_OUT="$OUT/leak" CMP_SPECS="$WORK/model_specs.py" | |
| set +e | |
| python3 -u "$WORK/cmp_leak_gen.py" 2>&1 \ | |
| | grep -a --line-buffered -E "^\[leak\]|Traceback|Error|error|CUDA out of memory|^ +File \"|^ +[a-zA-Z_]|^[A-Za-z_.]+Error" | |
| LRC=${PIPESTATUS[0]} | |
| set -e | |
| echo "[entry] 泄漏脚本退出码 = $LRC(13=注入没生效 14=σ 方向反了)" | |
| N=$(find "$OUT" -name '*.mp4' | wc -l) | |
| echo "[entry] 产物 $N 个 mp4" | |
| [[ "$LRC" -eq 0 && "$N" -gt 0 ]] || { echo "[entry] FATAL 泄漏实验失败(码 $LRC,产物 $N)"; exit 37; } | |
| echo "[entry] DONE"; exit 0 | |
| fi | |
| # ---- 生成 | |
| export CMP_JOBS="$WORK/jobs.json" CMP_IMAGES="$WORK/images" CMP_OUT="$OUT/gen" | |
| export CMP_SPECS="$WORK/model_specs.py" | |
| # ---- 评测臂:CMP_LORA_ARM 给臂名(uniform_s0 / weighted_s1 / …),空=跑未微调的基座。 | |
| # 合并由 lora_merge.py 做,**不走 peft**:T2 那 4 个作业就是被 peft 包装改掉返回类型弄死的。 | |
| # 合并不生效会抛异常,不会静默跑一个没挂 LoRA 的模型冒充"微调后"。 | |
| if [[ -n "${CMP_LORA_ARM:-}" ]]; then | |
| export CMP_LORA="$WORK/lora/${CMP_LORA_ARM}" | |
| if [[ ! -f "$CMP_LORA/adapter_model.safetensors" ]]; then | |
| echo "[entry] FATAL 找不到 LoRA:$CMP_LORA"; ls -R "$WORK/lora" 2>/dev/null | head -20; exit 35 | |
| fi | |
| echo "[entry] 评测臂 = $CMP_LORA_ARM ($(du -h "$CMP_LORA/adapter_model.safetensors" | cut -f1))" | |
| # 相位条件自动探测:包里有该臂的 cond_proj 就必须连图层一起挂;缺图层 = FATAL, | |
| # 不许静默跑成"只有 LoRA 没有条件"的半吊子。 | |
| if [[ -f "$WORK/cond_proj/${CMP_LORA_ARM}.safetensors" ]]; then | |
| [[ -d "$WORK/layers" ]] || { echo "[entry] FATAL 有 cond_proj 没有 layers/ 目录"; exit 38; } | |
| export CMP_COND_PROJ="$WORK/cond_proj/${CMP_LORA_ARM}.safetensors" | |
| export CMP_PHASE_DIR="$WORK/layers" | |
| echo "[entry] 相位条件已启用:$CMP_COND_PROJ + $(ls "$WORK/layers" | wc -l) 份图层" | |
| else | |
| echo "[entry] 无 cond_proj(纯 LoRA 臂)" | |
| fi | |
| else | |
| echo "[entry] 评测臂 = base(未微调基座)" | |
| fi | |
| # 流场输运自动探测(与 LoRA/相位条件独立;flows/ 在包里就启用) | |
| if [[ -d "$WORK/flows" ]]; then | |
| export CMP_FLOW_DIR="$WORK/flows" | |
| echo "[entry] 流场输运已启用:$(ls "$WORK/flows" | wc -l) 份流场" | |
| fi | |
| # 管道里 grep 会把 python 的退出码吃掉(pipefail 也只看最后一个非零), | |
| # 所以用 PIPESTATUS 单独取出来显式报告 —— 否则 python 崩了日志里只是"少了几个 mp4" | |
| set +e | |
| # ⚠️ 过滤器必须留住**缩进的调用栈行**(` File "...", line N, in fn`)。 | |
| # 原来的 `^\[gen\]|Traceback|Error` 只留了首行和末行,中间调用栈全被吃掉 —— | |
| # 结果 OOM 只看得到"要分配 23 GiB",看不到是谁分配的,白白多跑了两轮 | |
| # (2026-08-03 HunyuanVideo-1.5)。 | |
| # ⚠️ `--line-buffered` 不能省。grep 的输出不是 tty 时按块缓冲(4KB), | |
| # 整个生成过程的 [gen] 进度会攒着不吐,要等作业结束才一次性出现 —— | |
| # 对 hunyuan/wan21 那种几小时的作业,等于全程看不见进度,也判断不了是慢还是卡死 | |
| # (2026-08-03 实测:跑了 30 分钟的作业日志停在 `du -sh` 那一行)。 | |
| python3 -u "$WORK/cmp_multimodel_gen.py" 2>&1 \ | |
| | grep -a --line-buffered -E "^\[gen\]|Traceback|Error|error|CUDA out of memory|^ +File \"|^ +[a-zA-Z_]|^[A-Za-z_.]+Error" | |
| GEN_RC=${PIPESTATUS[0]} | |
| set -e | |
| echo "[entry] 生成脚本退出码 = $GEN_RC" | |
| # ---- 把权重同步到 OBS(下次作业挂载复用,不用再从 hf-mirror 下) | |
| # 写进 outputs 目录,平台会同步到 --output-root。CMP_CACHE_WEIGHTS=0 可关掉。 | |
| if [[ "${CMP_CACHE_WEIGHTS:-1}" == "1" ]]; then | |
| WDST="$OUT/weights/$(basename "$CMP_MODEL_DIR")" | |
| echo "[entry] 把权重复制到 outputs 供平台同步到 OBS -> $WDST" | |
| mkdir -p "$WDST" | |
| t1=$SECONDS | |
| cp -r "$CMP_MODEL_DIR/." "$WDST/" && echo "[entry] 权重复制用时 $((SECONDS-t1))s,$(du -sh "$WDST" | cut -f1)" | |
| fi | |
| N=$(find "$OUT" -name '*.mp4' | wc -l) | |
| echo "[entry] 产物 $N 个 mp4" | |
| if [[ "$GEN_RC" -ne 0 || "$N" -eq 0 ]]; then | |
| echo "[entry] FATAL 生成失败(退出码 $GEN_RC,产物 $N)"; exit 9 | |
| fi | |
| echo "[entry] DONE" | |