Manifest Manage Docker image manifests and manifest lists Version Show the Docker version informationīuildx* Docker Buildx (Docker Inc., v0.10.2)Ĭompose* Docker Compose (Docker Inc., v2.15.1) Run Create and run a new container from an imageĮxec Execute a command in a running container To read more about docker and its usage, you can always use the command docker help, and you will get a complete list of all docker commands with full explanations: Usage: docker COMMAND Remove Docker container: docker remove “id-of-container” Restart Docker container: docker restart “id-of-container” Stop Docker container: docker stop “id-of-container” Start Docker container: docker start “id-of-container” Listing the running containers: docker ps In this paragraph, we will show you some of the docker commands that might be useful for you. You will receive the following output: ps aux | grep docker └─2361 /usr/bin/dockerd -H fd:// -containerd=/run/containerd/containerd.sockĭocker service is not running on a specific port, but if you want to check the process, you can execute the following command: ps aux | grep docker Loaded: loaded (/lib/systemd/system/rvice enabled vendor preset: enabled)Īctive: active (running) since Thu 03:02:24 CST 10s ago rvice - Docker Application Container Engine.You should receive the following output: sudo systemctl status docker To check the status of the service, execute the following command: sudo systemctl status docker Once the key and repo are added, we can install Docker with the following commands: sudo apt-get install docker-ce docker-ce-cli containerd.io -yĪfter successful installation, start and enable the docker service: sudo systemctl enable docker & sudo systemctl start docker Once the GPGK key is added, we can proceed to add the repo: sudo add-apt-repository "deb focal stable" Step 4. To add the GPGK key: curl -fsSL | sudo apt-key add. First, we will add the key, then the repo. The docker repository, by default, is not included in the official repository of Ubuntu 22.04. Install Docker Dependenciesīefore we install Docker, we need to install some Docker dependencies: sudo apt-get install apt-transport-https curl gnupg-agent ca-certificates software-properties-common -y Step 3. sudo apt-get update -y & sudo apt-get upgrade -y Step 2. Update the system packages to the latest versions available before you start any installation on a fresh OS. User privileges: root or non-root user with sudo privileges.
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