K8s Core Concepts

K8s Core Concepts articles and notes.

Kubernetes Cluster Architecture

A deep, practical breakdown of Kubernetes architecture — exploring every control-plane and worker component, communication flow, and the design principles that make it reliable and scalable.

Venkat Vaddineni

6 min read

kubernetes cluster architecture control plane worker node k8s design

Container Runtimes in Kubernetes: containerd vs CRI-O (Illustrated)

A visual, in-depth guide to how containerd and CRI-O integrate with Kubernetes — includes official architecture diagrams, interactions, installation, verification, and troubleshooting.

Venkat Vaddineni

3 min read

kubernetes container runtime containerd cri-o runtime architecture k8s design