How to make Kubernetes highly available
As you've observed earlier, Kubernetes is a clustering solution. Its distributed nature allows it to run on multiple machines. By splitting the different components across different machines, you'll be able to make your Kubernetes cluster highly available. Next, we will have a brief discussion on the different Kubernetes setups.
The single-node cluster
Installing all Kubernetes components on the same machine is the worst possible idea if you want to deploy Kubernetes in production. However, it is perfectly fine for testing your development. The single-node way consists of grouping all of the different Kubernetes components on the same host or a virtual machine:
Figure 2.8 – All of the components are working on the same machine
In general, this setup is considered a good way to start your journey with Kubernetes using local testing. There is a project called Minikube that will help you set up a single...
