To allow non-privileged users to run Docker commands and for other optional configuration steps. The docker user group exists but contains no users, which is why you’re required Receiving errors when trying to run without root? You have now successfully installed and started Docker Engine. When theĬontainer runs, it prints a confirmation message and exits. This command downloads a test image and runs it in a container.
Install the yum-utils package (which provides the yum-config-manager
Afterward, you can install and update Dockerįrom the repository. In testing and development environments, you can use automatedīefore you install Docker Engine for the first time on a new host machine, you need This is useful in situations such as installingĭocker on air-gapped systems with no access to the internet. You can install Docker Engine in different ways, depending on your needs:įrom them, for ease of installation and upgrade tasks. Images, containers, volumes, and networks stored in /var/lib/docker/ aren’t automatically removed when you uninstall Docker. It’s OK if yum reports that none of these packages are installed.
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