
在CPU上运行vLLM并提供OpenAI兼容API,适用于原型开发、批量推理、CI检查以及1B至3B参数范围的小型模型。
/v1/models、/v1/chat/completions、/v1/completionsbashdocker run -it --rm -p 9001:8000 \ -e VLLM_TARGET_DEVICE=cpu \ -e VLLM_CPU_KVCACHE_SPACE=8 \ --shm-size=4g \ -v $HOME/.cache/huggingface:/root/.cache/huggingface \ zulfifazhar/vllm-cpu:cpu \ --model Qwen/Qwen2.5-coder-1.5B-Instruct --port 8000
根据可用内存调整VLLM_CPU_KVCACHE_SPACE参数:
VLLM_CPU_KVCACHE_SPACE=4VLLM_CPU_KVCACHE_SPACE=8VLLM_CPU_KVCACHE_SPACE=16检查服务器状态:
bashcurl http://localhost:9001/v1/models
聊天示例:
bashcurl -s http://localhost:9001/v1/chat/completions \ -H "Content-Type: application/json" \ -d '{ "model":"meta-llama/Llama-3.2-1B-Instruct", "messages":[{"role":"user","content":"Hello from vLLM CPU"}], "max_tokens":64 }'
MODEL:Hugging Face上的模型名称,例如:meta-llama/Llama-3.2-1B-InstructVLLM_TARGET_DEVICE:必须设置为cpuVLLM_CPU_KVCACHE_SPACE:KV缓存大小(GiB),例如:8-p 9001:8000/root/.cache/huggingface普通模型
yamlservices: vllm: image: zulfifazhar/vllm-cpu:cpu ports: - "9001:8000" environment: VLLM_TARGET_DEVICE: cpu VLLM_CPU_KVCACHE_SPACE: "8" command: ["--model","Qwen/Qwen2.5-coder-1.5B-Instruct","--port","8000"] volumes: - $HOME/.cache/huggingface:/root/.cache/huggingface shm_size: "4g" restart: unless-stopped
推理模型
yamlversion: "3.8" services: vllm_qwen3_thinking_cpu: image: yourname/vllm-cpu:local command: ["--model","Qwen/Qwen3-4B-Thinking-2507", "--port","8000", "--max-model-len","24576", "--reasoning-parser","qwen3"] environment: VLLM_TARGET_DEVICE: cpu VLLM_CPU_KVCACHE_SPACE: "8" ports: - "9000:8000" volumes: - $HOME/.cache/huggingface:/root/.cache/huggingface shm_size: "4g" restart: unless-stopped
curl http://SERVER_IP:9001/v1/models测试服务




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