How To Install Docker On Ubuntu 22.04 LTS [User Guide]

How To Install Docker on Ubuntu 22.04 LTS

Docker lets you run your applications in containers as they are more resource-friendly. Ubuntu 22.04 LTS is the latest stable version of the Ubuntu operating system. In this post, we will show you the process of installing Docker on Ubuntu 22.04 LTS.

How To Install Docker On Ubuntu 22.04 LTS [User Guide]

At first, run the following command to install the required prerequisite packages

sudo apt install apt-transport-https ca-certificates curl software-properties-common

and then add the GPG key for the official Docker repository in your Ubuntu 22.04 LTS:

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

After adding GPG, Add the Docker repository to APT sources:

echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

Run the following command to update the list of packages in Ubuntu.

sudo apt update

Finally, run the following command to install Docker on Ubuntu 22.04 LTS

sudo apt install docker-ce

Docker should now be installed. Check that it’s running in your Ubuntu 22.04 LTS:

sudo systemctl status docker

You will see the ouput something like below:
docker.service - Docker Application Container Engine
Loaded: loaded (/lib/systemd/system/docker.service; enabled; vendor preset: enabled)
Active: active (running) since Fri 2022-05-10 19:22:12 UTC; 32s ago
TriggeredBy: ● docker.socket
Docs: https://docs.docker.com
Main PID: 7854 (dockerd)
Tasks: 7
Memory: 52M
CPU: 200ms
CGroup: /system.slice/docker.service
└─7854 /usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock

Same Docker usage command:

docker [option]<[command][arguments]