The Problem With Configurations

Originally published in Netocratic Configuration is one of those things we usually take for granted. Yet, as more and more configurations are added the use of configurations becomes hard and complicated. With enough configuration parameters, keeping track of what the current configuration “is” can be quite problematic. Often, people misconfigure systems due to various reasons […]

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Docker, SELinux and the myth of kernel independence

Recently I built docker images for omnibus builds. Omnibus packages must be built on the target distro so I needed images for centos, debian and ubuntu. Usually I build such docker images on my laptop which is running Ubuntu; I try to make the builds as repeatable as possible using the excellent packer tool and […]

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Thoughts about configuration management

Current configuration management tools solve a huge problem, providing a way to place repeatable, eventually coordinated application and server setup on large scale environments. Although we have come a long way since handcrafting our servers, even with Chef or Puppet, I still feel like we’re chasing our tails. Virtual Human Before we had configurable software, […]

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