docker安装

安装docker 之前设置docker仓库

sudo yum install -y yum-utils device-mapper-persistent-data lvm2
sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

ubuntu需要额外执行下面的命令

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

        curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add - sudo apt-get update

安装docker ce
sudo apt-get install docker-ce

启动docker
sudo systemctl start docker service start docker

验证docker是否安装成功 sudo docker run hello-world

卸载docker ce
sudo yum remove docker-ce sudo rm -rf varlib/docker

查看docker版本号 docker version

查看docker信息 docker info

列出docker容 docker image ls