Category: DevOps
Install Kubernetes Metrics Server on Production Cluster
kubectl top nodes failing? Get Kubernetes Metrics Server running in under 5 minutes. The production fix 90% of tutorials skip.…
How to Install etcdctl on K8s Control Plane
Learn how to install etcdctl on your Kubernetes control plane and create etcd snapshots for disaster recovery. A complete guide…
CKA Exam Practice Test: 12 Real-World Kubernetes Tasks
Preparing for the Certified Kubernetes Administrator (CKA) exam? This CKA exam practice test walks through 12 hands-on tasks covering pods,…
Set Up Two-Node Kubernetes Cluster on Ubuntu with kubeadm
How to set up a two-node Kubernetes cluster on Ubuntu using kubeadm in 15 minutes. Step-by-step guide with real commands…
Install Docker on Ubuntu 26.04: A Comprehensive Guide
Install Docker on Ubuntu 26.04 the right way. Production-tested commands, security checklists, and post-deployment optimizations. Perfect for DevOps teams. Start…
CKA Exam Tasks: Complete Step-by-Step Solutions
Master CKA exam tasks with step-by-step solutions covering Kubernetes cluster management, troubleshooting, workloads, networking, storage, and security. #Kubernetes #CKA #CentLinux…
How to upgrade Kubernetes Cluster – Step by Step Guide
Upgrade Kubernetes Cluster 1.34.0 to 1.35.0 like a CKA pro! Step-by-step guide with zero-downtime strategy. Don’t get left behind—master production-grade…
How to Create a Kubernetes Network Policy
Use Kubernetes Network Policy to Secure your Kubernetes Pods. Learn how to restrict pod-to-pod traffic, block unauthorized access, and enforce…
How to Use Karpenter: Kubernetes Autoscaler
Scale faster with Karpenter: Kubernetes Autoscaler—skip slow node groups and provision right-sized compute in seconds. This hands-on guide walks you…
Kubernetes Monitoring: Setup Prometheus on K8s
For Kubernetes Monitoring: Deploy Prometheus on Kubernetes the right way—fast. This command-first guide shows you how to use the Prometheus…
