Docker安装

# 0.更新yum
sudo yum update
# 1.安装必要的一些系统工具
sudo yum update
sudo yum install -y yum-utils device-mapper-persistent-data lvm2
# 2.添加软件源信息
sudo yum-config-manager --add-repo https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
# 3.更新并安装Docker-CE
sudo yum makecache fast
sudo yum -y install docker-ce
# 4.开启Docker服务
sudo service docker start
# 5.查看Dockerbanben
docker -v

Docker启动、关闭与重启

# 启动
systemctl start docker
# 关闭
systemctl stop docker
# 重启
systemctl restart docker
# 状态
systemctl status docker
# 开机启动
systemctl enable docker
# 禁止开机启动
systemctl disable docker
# 查看docker概要信息
docker info