1.Docker curl命令安装

docker安装-操作步骤：
1.使用curl命令下载docker并进行安装：curl -fsSL https://get.docker.com | bash -s docker –mirror Aliyun
2.启动服务：systemctl restart docker.service
3.版本查看：docker –version
4.信息查看：docker info

#docker安装
[root@ecs-429b ~]$>curl -fsSL https://get.docker.com | bash -s docker --mirror Aliyun
#启动服务
[root@ecs-429b ~]$>systemctl restart docker.service
#docker版本查看   
[root@ecs-429b ~]$>docker --version  
Docker version 20.10.6, build 370c289
#docker信息查看
[root@ecs-429b ~]$>docker info 
Client:
 Context:    default
Server:
 Containers: 0

2.卸载docker

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