14. Architecting Azure Kubernetes solutions

Containers are one of the most talked-about infrastructure components of the last decade. Containers are not a new technology; they have been around for quite some time. They have been prevalent in the Linux world for more than two decades. Containers were not well known in the developer community due to their complexity and the fact that there was not much documentation regarding them. However, around the beginning of this decade, in 2013, a company was launched known as Docker that changed the perception and adoption of containers within the developer world.

Docker wrote a robust API wrapper on top of existing Linux LXC containers and made it easy for developers to create, manage, and destroy containers from the command-line interface. When containerizing applications, the number of containers we have can increase drastically over time, and we can reach a point where we need to manage hundreds or even thousands of containers. This...