In this example, results are sorted by version, from largest to smallest. To install a specific version, you should list the versions available in the repo and install it. If you have multiple repositories enabled, installing or updating without specifying a version in the update command always installs the highest version, which may be inconsistent with your requirements. You can view the software version with the command :ĭo you have multiple Docker repositories ? If you need to accept the GPG key, check that the fingerprint matches 060A 61C5 1B55 8A7F 742B 77AA C52F EB6B 621E 9F35.

Sudo yum install docker-ce docker-ce-cli containerd.io See chapter : Do you have multiple Docker repositories ? This step allows you to install the latest version of Docker CE and containerd. Then, use the following command to configure the stable repository Sudo yum install -y yum-utils device-mapper-persistent-data lvm2 Then, you can install and update package (docker) from this repository.įirst, install the prerequisites : yum-utils, device-mapper-persistent-data and lvm2 To have experienced it, it is very well explained.īefore installing DockerCE on your machine, you must configure the appropriates repository. Information : The installation already exists on the official web site.

The advantage is the very fast deployment of containers according to their needs. Very light, it does not ship operating system and relies on the core of its host. Docker is an open source platform, allowing the execution of isolated code inside a container.

Centos 7 install docker