Introducing container orchestration

We cannot talk about Kubernetes without an introduction of its purpose. Kubernetes is a container orchestration framework, so let's review what that means in the context of this book.

What is container orchestration?

Container orchestration is a popular pattern for running modern applications both in the cloud and the data center. By using containers – preconfigured application units with bundled dependencies – as a base, developers can run many instances of an application in parallel.

Benefits of container orchestration

There are quite a few benefits that container orchestration offers, but we will highlight the main ones. First, it allows developers to easily build high-availability applications. By having multiple instances of an application running, a container orchestration system can be configured in a way that means it will automatically replace any failed instances of the application with new ones.

This...