Kubernetes: Once Upon a Time

Are you tired of “Hello World” tutorials that don’t survive in Production? Do you want to learn Kubernetes without expecting a surprise bill from AWS or Google Cloud at the end of the month?

Kubernetes has become the operating system of the cloud, but its learning curve is steep. Most courses make two mistakes: they are either pure abstract theory, or they force you to spend money on managed clusters (EKS, GKE) just to learn the basics.

Kubernetes: Once Upon a Time breaks that barrier.

This is not just a reading book; it is a manual designed for engineers, developers, and sysadmins who want to move from “playing” with Kubernetes to truly understanding it.

Forget about obsolete Minikube or heavy virtual machines. In this book, you will master Kind (Kubernetes in Docker) to deploy full multi-node clusters directly on your laptop.

Your learning environment will include:

• Multi-node cluster: Simulate a real production environment with control-plane and workers.
• Real networking: You will implement MetalLB to simulate real Load Balancers on your PC.
• Ingress and Gateway API: Master modern traffic entry points.
• Persistence: Manage volumes (PV/PVC) that survive restarts.

The content is structured to take you from fundamentals to advanced concepts using the latest Kubernetes v1.35+:

• Cloud-native architecture: Finally understand Pods, ReplicaSets, and Deployments.
• Configuration management: ConfigMaps, Secrets, and security best practices.
• Security: RBAC (Role-Based Access Control) and ServiceAccounts.
• Resources: CPU/RAM limits and Autoscaling (HPA).
• Real world: How to translate what you learned locally to the cloud (AWS, Google Cloud, DigitalOcean).

Start deploying your first cluster in 40 seconds. Grab your copy now and level up your DevOps career.

About the Author

Manuel is a Senior DevOps and Cloud Native Engineer with over a decade of experience guiding large enterprises through the complex adoption of containers and Kubernetes clusters. Recognized by the community as a former Docker Captain, he has spent years designing, automating, and scaling production-grade environments.

A passionate advocate for the “Docs-as-Code” philosophy, Manuel is the creator and author of the Once Upon a Time series (Docker: Once Upon a Time and Kubernetes: Once Upon a Time). Through this project, he bridges the gap between advanced cloud-native concepts and practical, production-oriented learning.

Above all, Manuel believes that technical knowledge should not be a luxury. He is dedicated to building a strong, collaborative community where knowledge is openly shared. To sustain this vision, he pioneers innovative community-support models through corporate GitHub Sponsorships, allowing those with the means to support the ecosystem so that high-quality technical resources remain accessible to developers worldwide.