Docker 教程-------安装

Introduction :

Environment :

• CentOS Linux release 7.9.2009 (Core)
• Client: Docker Engine - Community Version: 20.10.5
• Server: Docker Engine - Community Version: 20.10.5

Installation (text-based installer)

1. Download docker-ce.repo
   wget -O /etc/yum.repos.d/docker-ce.repo https://download.docker.com/linux/centos/docker-ce.repo

2. Change the sorce to TUNA
   sudo sed -i 's+download.docker.com+mirrors.tuna.tsinghua.edu.cn/docker-ce+' /etc/yum.repos.d/docker-ce.repo

3. Installating
   yum makecache fast
yum install docker-ce

4. start service
   systemctl start docker

5. Verify
   docker --version

6. e.g
   docker run hello-world

If you've seen such this whitch means the docker have succeed run on you system.

image.png

7. Some improvements

change the source
vim /etc/docker/daemon.json

{
  "registry-mirrors": [
    "https://hub-mirror.c.163.com",
    "https://mirror.baidubce.com"
  ]
}