Docker Chapter One: Centos7 installation Docker

Docker Chapter One: Centos7.6 installation Docker

Prerequisites

Docker running on CentOS7, the system requires 64-bit kernel version 3.10 or more.

Kernel version

# 查看CentOS版本
cat /etc/redhat-release 
# 主机和版本
uname -r

Plus software source (Ali cloud source)

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

refresh cache

yum makecache fast

Installation of the container

yum -y install docker-ce

Start Service

systemctl start docker

Test container

• View Docker installation information
  • View Docker version command: docekr version
  • View Docker running information, name docker info
  • Detect the installation is correct, the command docker run hello-world