![]() ![]() ![]() This means that even on a little device like the Raspberry Pi you can still run plenty of containers at once, even hundreds. While this sounds like a performance nightmare, Docker doesn’t actually run containers as virtual machines but they instead share the same kernel. You can run multiple containers for the same service without them clashing. Each runs independently with individual file systems and environment variables. ![]() An image includes the operating system and all other software and configuration needed to run the service.Ī container is an instance of an image. These typically come from Docker’s repository for images called Docker Hub, but failing that you can always setup an image of your own. Core ConceptsĪn image is the starting point to setup a service. For me, the main benefit was that setting up a service is as easy as downloading a Docker image rather than manually installing packages and making configuration changes. Docker containerises services allowing them to be shared and scaled easily. I used Docker to manage the services on the Raspberry Pi. The answer? A Raspberry Pi of course! I brought mine for about $60 NZD!). I was in need of a server that gives me remote access to my files, can run Plex, torrent and is quiet and efficient enough that it can run 24/7. ![]()
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