docs(datasets): add README with ShareGPT download instructions
The datasets/ directory is gitignored (large, re-downloadable), but later agents need to know how to obtain the dataset when it is missing. Add a tracked README that documents the download steps. - datasets/README.md: documents the ShareGPT_V3_unfiltered_cleaned_split.json source (HF anon8231489123/ShareGPT_Vicuna_unfiltered), the hf-mirror.com download command for CN environments, the JSON validity check (94145 entries), and the container path consistency note. - .gitignore: change "datasets/" to "datasets/*" so the "!datasets/README.md" negation actually works (git cannot re-include a file under a fully-ignored directory). The dataset .json stays ignored; only README.md is tracked.
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@ -27,8 +27,10 @@ __pycache__/
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logs/
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*.log
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*.csv
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# 数据集(可重新下载)
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datasets/
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# 数据集(可重新下载,但保留下载说明文档入库)
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# 用 datasets/* 而非 datasets/,否则 !datasets/README.md 例外无法生效
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datasets/*
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!datasets/README.md
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# 原始请求级输出与中间产物不入库:只提交 adaptive_results 下的汇总级文件
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# (adaptive_points.jsonl / adaptive_shapes.jsonl / adaptive_summary.* / run_manifest.json / shapes.tsv),
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65
datasets/README.md
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datasets/README.md
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# datasets/
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本目录存放基准测试用的数据集文件。数据集本身**不入库**(体积大、可重新下载),
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本说明文档是仓库中此目录唯一的跟踪文件。
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如果运行实验时遇到 `FileNotFoundError` 指向本目录下的某个数据集,按下方说明下载。
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---
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## ShareGPT_V3_unfiltered_cleaned_split.json
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`sglang.bench_serving --dataset-name random` 在 `random`(非 `random-ids`)模式下,
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会用这个 ShareGPT 文件作为词表采样的种子语料。文件缺失时 bench_serving 会报错。
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### 来源
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HuggingFace 数据集 `anon8231489123/ShareGPT_Vicuna_unfiltered` 的清洗切分版:
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```
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https://huggingface.co/datasets/anon8231489123/ShareGPT_Vicuna_unfiltered/resolve/main/ShareGPT_V3_unfiltered_cleaned_split.json
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```
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文件约 **642 MB**,94145 条多轮对话,JSON 数组格式。
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### 下载方法(国内环境用 hf-mirror 镜像)
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HuggingFace 直连在国内通常不通,改用 `hf-mirror.com` 镜像:
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```bash
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# 在仓库根目录下执行
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mkdir -p datasets
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curl -L -o datasets/ShareGPT_V3_unfiltered_cleaned_split.json \
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"https://hf-mirror.com/datasets/anon8231489123/ShareGPT_Vicuna_unfiltered/resolve/main/ShareGPT_V3_unfiltered_cleaned_split.json"
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```
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校验:
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```bash
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python3 -c "import json; d=json.load(open('datasets/ShareGPT_V3_unfiltered_cleaned_split.json')); print('OK, 条目数:', len(d))"
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# 期望输出: OK, 条目数: 94145
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```
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### 下载方法(能直连 HuggingFace 时)
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```bash
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curl -L -o datasets/ShareGPT_V3_unfiltered_cleaned_split.json \
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"https://huggingface.co/datasets/anon8231489123/ShareGPT_Vicuna_unfiltered/resolve/main/ShareGPT_V3_unfiltered_cleaned_split.json"
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```
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### 容器内路径一致性
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实验脚本(`start_vllm_docker.sh`)已挂载 `/mnt:/mnt`,而本仓库位于
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`/mnt/yy/sskj`,因此容器内数据集路径与宿主机一致,均为:
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```
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/mnt/yy/sskj/datasets/ShareGPT_V3_unfiltered_cleaned_split.json
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```
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`config.env` 里的 `DATASET_PATH="${ROOT_DIR}/datasets/ShareGPT_V3_unfiltered_cleaned_split.json"`
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会正确解析到这个路径,无需额外配置。
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### 注意
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- 数据集文件被 `.gitignore` 忽略(`datasets/` 规则),本 README 通过 `!datasets/README.md`
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例外规则入库。新增其它数据集说明文档时,同样需要在该例外规则中列出。
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- 若实验只用 `--dataset-name random-ids`(基于生成的 token id,无需种子语料),
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则不需要此文件;当前 910C 实验默认用 `random`,需要下载。
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