Container Utility Evaluation

OpenVZ

• Seperate Fork of the Linux-Kernel
• Backport of critical bugfixes and important features, otherwise still on Linux version 2.6.xx
• Installation of custom kernel is not straight forward on recent Linux Distributions
• Emphasizes on security and encapsulation of the guest container

LXC

• Linux Mainline-Kernel support
  • Utilizes the Linux-Kernel Container capabilities
  • Supported by all current Linux distributions
• non-privileged containers configurable
• Complex configuration possibilities

Docker

• Initially shipped with LXC as backend engine
• Meanwhile independent from LXC and shipped with its own backend engine
• Docker Inc. offers an official registry with many ready-to-pull-and-deploy container images
• Emphasizes simplicity and encapsulation of the guest container

Result Container Utility Evaluation

• Compatibility,
• simplicity and
• publicity

are all in favor of Docker. This has also been confirmed in a meeting with the leading Professor.