I’ve started preparing for the Certified Kubernetes Administrator (CKA) exam using the Udemy course “Prepare for the Certified Kubernetes Administrators Certification with live practice tests right in your browser” - Mumshad Mannambeth. To document m...
Kubernetes follows a master–worker architecture. The master (control plane) makes decisions about the cluster, while workers run the actual workloads (containers inside pods). Understanding this architecture is crucial before deploying applications. ...
In this article I will show you how to upgrade the Kubeadm Cluster from v1.32 to v1.33. Unlike managed Kubernetes services that handle upgrades automatically, kubeadm requires a hands-on approach to cluster upgrades. You'll manually upgrade each comp...
“Kubernetes may seem complex at first glance, but once you understand its architecture, you'll appreciate how it achieves scalability, resilience, and automation at a production level.“ 🏗️ High-Level Overview Kubernetes architecture is divided into ...
Over the years, I’ve seen the 𝗖𝗡𝗖𝗙 𝗹𝗮𝗻𝗱𝘀𝗰𝗮𝗽𝗲 and the broader open-source ecosystem evolve dramatically. It started with solving specific infrastructure challenges — observability, container orchestration, security, service meshes, CI/CD,...
Why Kubernetes Architecture Matters Kubernetes isn't a single application; it's a distributed system composed of loosely coupled components. These components work in unison to manage application lifecycle, resource allocation, networking, and health ...
In today’s digital infrastructure—be it cloud-native, Kubernetes-based, or traditional networking—the concepts of control plane and data plane are essential for building robust, scalable systems. Developers, system architects, and DevOps professional...
🚀 EKS Cluster Upgrade on AWS (EKS) – Best Practices & Key Considerations 🚀 Upgrading your Kubernetes (K8s) cluster might seem intimidating at first, but with the right preparation and process, it can be a breeze. Whether you are managing your own c...
This Blog focuses on common control plane failure scenarios relevant to the Certified Kubernetes Administrator (CKA) exam to understand how to troubleshoot and fix control plane issues in a Kubernetes cluster. Scenario 1: Connection Refused to the Ku...
Introduction Understanding the architecture of Kubernetes is crucial for effectively managing and deploying applications in a Kubernetes cluster. This chapter will explore the core components of Kubernetes, focusing on the Master and Node components ...
