Containers and Immutable Deployments (The DevOps 2.0 Toolkit)

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The third part in the DevOps Toolkit series looks at further ways to solve infrastructure problems beyond configuration management by turning to everyone’s favorite whale…

Even though CM alleviated some of the infrastructure problems, it did not make them go away. The problem is still there, only in a smaller measure. Even though it is now defined as code and automated, infrastructure hell continues to haunt us. Too many often conflicting dependencies quickly become a nightmare to manage. As a result, we tend to define standards. You can use only JDK7. The web server must be JBoss. These are the mandatory libraries. And so on, and so forth. The problem with such standards is that they are an innovation killer. They prevent us from trying new things (at least during working hours).

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