Additionally, by leveraging the existence of pre-made Docker containers, you can quickly install a wide variety of software images in relatively short order. It also provides a layer of security, ensuring that an individual vulnerable application does not compromise your entire server. Why Use Docker?ĭocker allows you to run multiple applications on a server without worrying about them interfering with each other.
Note: You will need a Dedicated Hosting plan to install Docker and set up your containers. Please note that in order to perform the steps in this task, you will need root SSH access. In this article, we will outline some reasons why you might want to use Docker as well as the steps involved in the installation of the Docker Engine software on CentOS 7. These containers are isolated, discrete packages that contain all of the software and configuration files necessary to run specific applications. In this section, you’ll be installing the latest version of Docker from the official Docker repository.Docker is a popular open-source tool used to create, deploy, and run applications by using containers. The official CentOS 7 repository may not have the latest installation package for Docker. Step 1: Setting up Docker on CentOS 7 Instance This tutorial will demonstrate how you can set up and use Docker on CentOS 7 in a few simple steps.Īll the commands you execute throughout this tutorial are run as a non-root user and if necessary root access will be provided using the sudo keyword. The most popular and easy way to install Docker on the existing operating system is by using yum commands.
There are various ways to install Docker on Linux distributions.
Containers are very similar to virtual machines, but they are more portable, efficient, and easy to use. It provides a way to separate your applications from your infrastructure. Docker is a platform that makes running and managing application processes in containers easier.
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