vllm说明

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yanyuxiyangzk@126.com 2024-04-04 13:38:44 +08:00
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1、推理加速
1、利用vllm可以显著推理加速大模型
conda create -n vllm python=3.10
conda activate vllm
conda install pytorch==2.1.0 torchvision==0.16.0 torchaudio==2.1.0 pytorch-cuda=12.1 -c pytorch -c nvidia
启动
2、启动推理
python -m vllm.entrypoints.openai.api_server --tensor-parallel-size=1 --trust-remote-code --max-model-len 1024 --model THUDM/chatglm3-6b
指定ip和端口--host 127.0.0.1 --port 8101
python -m vllm.entrypoints.openai.api_server --host 127.0.0.1 --port 8101 --tensor-parallel-size=1 --trust-remote-code --max-model-len 1024 --model THUDM/chatglm3-6b
python -m vllm.entrypoints.openai.api_server --port 8101 --tensor-parallel-size=1 --trust-remote-code --max-model-len 1024 --model THUDM/chatglm3-6b
测试
3、测试
curl http://127.0.0.1:8101/v1/completions \
-H "Content-Type: application/json" \
-d '{
@ -31,8 +31,16 @@ curl -X POST "http://127.0.0.1:8101/v1/chat/completions" \
-d "{\"model\": \"THUDM/chatglm3-6b\", \"messages\": [{\"role\": \"system\", \"content\": \"You are ChatGLM3, a large language model trained by Zhipu.AI. Follow the user's instructions carefully. Respond using markdown.\"}, {\"role\": \"user\", \"content\": \"你好给我讲一个故事大概100字\"}], \"stream\": false, \"max_tokens\": 100, \"temperature\": 0.8, \"top_p\": 0.8}"
4、启动前端访问
docker run -d \
--network=host \
--name nginx2 --restart=always \
-v $PWD/nginx/conf/nginx.conf:/etc/nginx/nginx.conf \
-v $PWD/nginx/html:/usr/share/nginx/html \
-v $PWD/nginx/logs:/var/log/nginx \
--privileged=true \
--restart=always \
nginx
参考文档https://docs.vllm.ai/en/latest/