Kubernetes: Preparing for the CKA and CKAD Certifications

© The Author(s), under exclusive license to APress Media, LLC , part of Springer Nature 2021

P. MartinKuberneteshttps://doi.org/10.1007/978-1-4842-6494-2_14

14. Observability

Philippe Martin¹  

(1)

Gif-sur-Yvette, France

 

When working with Kubernetes, observability is crucial. Kubernetes is made of an important quantity of moving parts, and you will need tools to understand what is happening or what happened between these different parts.

Debugging at the Kubernetes Level

First, you have to note that there are two types of Kubernetes resources: managed and unmanaged resources. A managed resource is recognizable because its definition contains a spec section and a status section. Controllers are responsible for managing such resources; they will read ...