Infrastructure · Book

Kubernetes Foundations

A practical book on running and configuring workloads on Kubernetes—from the Linux kernel up through Pods and Services—with clear diagrams and worked examples.

Contents

1. Chapter 0 · Pre-K8s

   Pre-K8s: why we call it a kernel

   A short foundation before Kubernetes: what the Linux kernel is, why the name fits, and how applications reach hardware.

   Available

   20 min

2. Chapter 1

   Running a process in a Pod

   Create Pods, understand containers, and inspect a running workload.

   Planned

   90 min

3. Chapter 2

   Configuring applications

   Commands, args, env, ConfigMaps, Secrets, operators (External Secrets / HyperShift), Downward API.

   Available

   2.5 hours

4. Chapter 3

   Persistent volumes

   PVC, PV, StorageClass, dynamic and static provisioning, access modes, snapshots, and ephemeral claims.

   Available

   2.5 hours

5. Chapter 4

   Adding volumes for storage, configuration, and metadata

   emptyDir, sharing files between containers, hostPath, and exposing ConfigMaps, Secrets, and pod metadata as files.

   Available

   2.5 hours

6. Chapter 5

   Reaching Pods with Services

   Stable networking, DNS names, and how clients find your application.

   Planned

   2 hours

7. Chapter 6

   Deployments and replicas

   Scale Pods safely and roll out new versions with workload controllers.

   Planned

   2 hours