centos7 安装最新 docker 教程1.停止docker2.卸载docker3.删除数据以下进入安装4.安装软件

1.停止docker

systemctl stop docker

2.卸载docker

sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine

3.删除数据

rm -rf /var/lib/docker

以下进入安装

4.安装软件包

yum install -y yum-utils

5.配置阿里云仓库

yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

6.更新 yum 软件包索引

yum makecache fast

7.安装docker ce

yum -y install docker-ce docker-ce-cli containerd.io

8.启动docker

systemctl start docker

9.测试

# 查看 docker 版本
docker version

# 运行 hello-world 例子
docker run hello-world

10.配置自己的阿里云镜像加速

参考地址

cr.console.aliyun.com/cn-shanghai…

sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": ["https://kw6sg9nt.mirror.aliyuncs.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker

11.设置开机自启

systemctl enable docker