Kubernetes for DevOps Engineers

Inspect a cluster

Explore the object model

Work with namespaces

Write a Pod manifest

Apply and inspect a Pod

Diagnose ImagePullBackOff

Write a Deployment manifest

Scale a Deployment

Roll out and roll back an update

Configure an app with a ConfigMap

Store credentials with a Secret

Route external traffic with an Ingress

Set resource requests and limits

Configure a Horizontal Pod Autoscaler

Request storage with a PersistentVolumeClaim

Diagnose a Pod stuck Pending

Constrain a namespace with a ResourceQuota

Kubernetes capstone: diagnose two independent failures

Prepare a Pod with an init container

Inspect a sidecar Pod

Run a finite Job

Diagnose taints and tolerations

Place workloads with node affinity

Separate replicas with Pod anti-affinity

Use a dedicated ServiceAccount

Grant read-only access with RBAC

Enforce restricted Pod Security

Inspect and undo a rollout revision

Cordon and drain a node

Debug in-cluster DNS

Live K3s: create a secure Pod

Live K3s: create a Deployment

Live K3s: scale a Deployment

Live K3s: ConfigMaps

Live K3s: Secrets

Live K3s: default-deny NetworkPolicy

Live K3s: install a local Helm chart