Docker is a popular containerization platform that helps developers to build, deploy, and run applications efficiently. This guide will walk you through the process of installing Docker on CentOS.
Step 1: Update the System
Before installing Docker, it is recommended to update the system packages to the latest version. Run the following command to update the system:
sudo yum update
Step 2: Install Required Packages Docker requires several packages to be installed on the system. To install these packages, run the following command: sudo yum install -y yum-utils device-mapper-persistent-data lvm2
Step 3: Add Docker Repository
To install Docker, you need to add the Docker repository to your system. Run the following command to add the Docker repository:
sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
Step 4: Install Docker Finally, run the following command to install Docker on your CentOS system: sudo yum install docker-ce
Step 5: Start and Enable Docker
After installing Docker, start the Docker service by running the following command:
sudo systemctl start docker
To enable Docker to start automatically at boot time, run the following command: sudo systemctl enable docker
That's it! Docker is now installed on your CentOS system. You can verify the installation by running the following command:
In conclusion, installing Docker on CentOS is a straightforward process that requires a few simple commands. With Docker, you can easily build, deploy, and run applications in containers, making it a valuable tool for developers.