Then we use that command to add the docker repo, then install docker-ce: yum install -y yum-utils First we install yum-utils, which gives a command for easily adding repositories. We will install the latest version from main docker repository. The default docker version (with CentOS 7) is 2:1.13.1-162git64e9980, which is quite old. However, CentOS 6 is no longer recommended since it will no longer receive security fixes or updates. The best we can do is install an old version from, which is version 1.7.0-1: yum install -y Installing Docker on CentOS 6ĬentOS 6 will reach end of life on November 30, 2020, so there will be no more updates. Below you’ll find instructions on how to install Docker on CentOS versions 6, 7, and 8. Installing Docker on CentOS varies from version to version.

This is simplified, of course, because this article isn’t really about what Docker is and how to use it, but how to achieve a successful CentOS Docker installation. This mostly separates the running process from other resources on the system. In this blog, we’ll look at how to install Docker on CentOS 6, 7, 8, and Stream, then look at some Docker basics that can help you to get started.ĭocker is a program for building, running, and managing containers.Ĭontainers are run as namespaces under the linux kernel, and are implemented with images that contain the filesystems and all data needed to run the process in the container.

Luckily, the process for CentOS Docker installation on CentOS 6, CentOS 7, CentOS 8, and CentOS Stream is fairly simple. For CentOS users, that means an increase in the need to install Docker on CentOS. Docker has quickly become the most popular program for containerization.

Centos 7 docker install