Summary

In this chapter, we focused on important components of OpenShift, such as operators and their role in maintaining the resilience of a cluster, and we also talked about situations that can cause damage to the cluster.

We have dived into the heart of OpenShift, which is its distributed database (known as etcd), understanding its importance in the cluster and how to prepare it to receive a high volume of traffic, as well as verifying its sizing and performance, and understanding how to perform troubleshooting in some cases.

We have also discussed a bit about the AuthN and AuthZ process, so you now know the power and flexibility of the Openshift IDPs. We finally have seen some important troubleshooting tips and tools that will certainly help you in your daily job, operating OpenShift clusters and applications.

In the next chapter, we will present some other important information about the network on OpenShift. We will discuss and give examples to understand the main differences...