Detailed steps to install Docker 1.8 on CentOS 7

Docker supports running on the following CentOS versions:

• CentOS 7.X

Installation on binary compatible EL7 versions such as Scientific Linux is also possible, but Docker

Not tested and not officially supported.

This article walks you through installing it using the distribution and installation mechanism managed by Docker. Using these reports ensures you are using the latest Docker version.

If you wish to use CentOS managed packages, please read your CentOS documentation.

Require

However, no matter what your system version is, Docker requires 64-bit. And when CentOS7 your kernel must be no less than 3.10.

Check the current kernel version:

# uname -r

3.10.0-229.el7.x86_64

It is recommended to upgrade the system to the latest version.

Install

There are two ways to install Docker Engine. Script installation and yum installation.

Script installation

1. Log in to the system with root privileges.

2. Update the system package to the latest version.

# yum -y update

3. Execute the Docker installation script

# curl -sSL https://get.docker.com/ | sh
# yum install -y docker-selinux

This script will add the docker.repo configuration and install Docker.

4. Start Docker

# systemctl start docker.service

5. Verify that Docker has been installed properly

# docker run hello-world

Summarize

The above is the detailed steps for installing Docker 1.8 on CentOS 7 introduced by the editor. I hope it will be helpful to everyone. If you have any questions, please leave me a message and the editor will reply to you in time. I would also like to thank everyone for their support of the 123WORDPRESS.COM website!