How To Install Docker on AlmaLinux 9

To install Docker on AlmaLinux 9, follow these steps:

Step 1 : Update the System

Run the following command to update your system packages:

sudo dnf update -y

Step 2 : Install dnf-plugins-core

Install the required package to manage additional repositories:

sudo dnf install -y dnf-plugins-core

Step 3 : Add the Docker CE Repository

Enable the Docker CE repository by running:

sudo dnf config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

Step 4 : Install Docker

Now, install Docker by executing:

sudo dnf install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

Step 5 : Start and Enable Docker

Start the Docker service and enable it to run on boot:

sudo systemctl start docker
sudo systemctl enable docker

Step 6 : Verify the Installation

Check if Docker is running correctly:

sudo systemctl status docker

Step 7 : Verify Docker Compose

Ensure that Docker Compose is installed by checking its version:

docker compose version

Step 8 : Test Docker

Run a test container to confirm Docker is working properly:

sudo docker run hello-world

Congratulations! You have successfully installed Docker on AlmaLinux 9.