Docker installation on a Linux server

Virtualization is now ubiquitous. Whether it's in small companies or even the giants like Facebook, Amazon, Google & Co. It is all the more important that the infrastructure is potentially expandable and still provides a central management interface.

This How-To revolves around Docker & how to install this small software and additionally start the first small container.

Docker is a lightweight open-source virtualization software to deploy services or applications isolatedly on a single system. In contrast to real virtual machines, no extra operating system is emulated or hosted, but explicitly only an application environment within the host system. This not only saves resources in general, but also causes lower overhead compared to full virtualization. Installation of Docker: The installation of Docker is quite simple and takes only a few minutes. In this...