安装docker

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安装docker

https://docs.docker.com/engine/install/ubuntu/

1.卸载老版本docker

sudo apt-get remove docker docker-engine docker.io containerd runc

2. 设置仓库

$ sudo apt-get update

$ sudo apt-get install \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg-agent \
    software-properties-common

sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   $(lsb_release -cs) \
   stable"

3.安装docker

sudo apt-get update
sudo apt-get install docker-ce docker-ce-cli containerd.io

4. 测试安装成功

sudo docker run hello-world

5.设置开机自启动

sudo systemctl enable

6.配置镜像加速

https://cr.console.aliyun.com/cn-hangzhou/instances/mirrors

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