As you can see below, I had my repo all setup and ready to go. So, I was following official documentation( ) from Docker for installing on my CentOS(8) machine. I thought it would be pretty straight forward process of issuing a command or two and be done with it, but I ran into a small hurdle that I would like to share. You can go to Docker Hub to create, manage, and download containers for various applications.In this short blog post, Let’s see how to install Docker engine in CentOS. You are now ready to start running containers. You can also check that Docker is running with the command sudo systemctl status docker Step Four – Start Docker sudo systemctl start docker Note: If the OS prompts for a GPG key, check Docker's documentation for the fingerprint. sudo yum install docker-ce docker-ce-cli containerd.io Step Three – Install the latest version of Docker. sudo yum install -y yum-utils device-mapper-persistent-data lvm2 Step One – Install the required packages for Docker to run. How to Install and Run Dockerīefore beginning the steps below, log into your Hostwinds CentOS 7 server using SSH, and make sure your operating system is up-to-date. In this guide, we will walk you through how to install Docker on CentOS 7. Containers are also highly portable, making it easy to move them between servers or deploy them to our cloud hosting environment as needed with little delay. You can run multiple containers on one VPS or dedicated server. It allows you to run different components of an application in separate containers, such as your web server, database server, and file storage system. Instead, it is packaged with the application or component of the application and any dependencies needed to run in its own self-contained runtime.ĭocker is a great container management system.

Unlike a virtual machine, a container is not installed with a guest operating system, such as Linux or Windows Server. Docker containers are similar to the virtual machines we offer, but there are few key differences. Docker is a popular open-source container management system for any cloud computing needs.

Centos install docker