mmdeploy/docs/zh_cn/01-how-to-build/build_from_docker.md

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# 使用 Docker 镜像
本文简述如何使用[Docker](https://docs.docker.com/get-docker/)安装mmdeploy
## 获取镜像
为了方便用户mmdeploy在[Docker Hub](https://hub.docker.com/r/openmmlab/mmdeploy)上提供了多个版本的镜像,例如对于`mmdeploy==1.1.0`
其镜像标签为`openmmlab/mmdeploy:ubuntu20.04-cuda11.3-mmdeploy1.1.0`,而最新的镜像标签为`openmmlab/mmdeploy:ubuntu20.04-cuda11.3-mmdeploy`
镜像相关规格信息如下表所示:
| Item | Version |
| :---------: | :---------: |
| OS | Ubuntu20.04 |
| CUDA | 11.3 |
| CUDNN | 8.2 |
| Python | 3.8.10 |
| Torch | 1.10.0 |
| TorchVision | 0.11.0 |
| TorchScript | 1.10.0 |
| TensorRT | 8.2.3.0 |
| ONNXRuntime | 1.8.1 |
| OpenVINO | 2022.3.0 |
| ncnn | 20221128 |
| openppl | 0.8.1 |
用户可选择一个[镜像](https://hub.docker.com/r/openmmlab/mmdeploy/tags)并运行`docker pull`拉取镜像到本地:
```shell
export TAG=openmmlab/mmdeploy:ubuntu20.04-cuda11.3-mmdeploy
docker pull $TAG
```
## 构建镜像(可选)
如果已提供的镜像无法满足要求,用户可修改`docker/Release/Dockerfile`并在本地构建镜像。其中,构建参数`MMDEPLOY_VERSION`可以是[mmdeploy](https://github.com/open-mmlab/mmdeploy)项目的一个[标签](https://github.com/open-mmlab/mmdeploy/tags)或者分支。
```shell
export MMDEPLOY_VERSION=main
export TAG=mmdeploy-${MMDEPLOY_VERSION}
docker build docker/Release/ -t ${TAG} --build-arg MMDEPLOY_VERSION=${MMDEPLOY_VERSION}
```
## 运行 docker 容器
当拉取或构建 docker 镜像后,用户可使用 `docker run` 启动 docker 服务:
```shell
export TAG=openmmlab/mmdeploy:ubuntu20.04-cuda11.3-mmdeploy
docker run --gpus=all -it --rm $TAG
```
## 常见问答
1. CUDA error: the provided PTX was compiled with an unsupported toolchain:
如 [这里](https://forums.developer.nvidia.com/t/cuda-error-the-provided-ptx-was-compiled-with-an-unsupported-toolchain/185754)所说,更新 GPU 的驱动到您的GPU能使用的最新版本。
2. docker: Error response from daemon: could not select device driver "" with capabilities: [gpu].
```shell
# Add the package repositories
distribution=$(. /etc/os-release;echo $ID$VERSION_ID)
curl -s -L https://nvidia.github.io/nvidia-docker/gpgkey | sudo apt-key add -
curl -s -L https://nvidia.github.io/nvidia-docker/$distribution/nvidia-docker.list | sudo tee /etc/apt/sources.list.d/nvidia-docker.list
sudo apt-get update && sudo apt-get install -y nvidia-container-toolkit
sudo systemctl restart docker
```