Certified Kubernetes Administrator – CKA

At Course Completion

• Cluster architecture, installation, and configuration
• Rolling out and rolling back applications in production
• Scaling clusters and applications to best use
• How to create robust, self healing deployments
• Networking configuration on cluster nodes, services, and CoreDNS
• Persistent and intelligent storage for applications
• Troubleshooting cluster, application, and user errors
• Vendor-agnostic cloud provider-based Kubernetes
• AI LLM prompt engineering for generating configuration snippets and solutions

Audience Profile

• Professionals who need to maintain or set up a Kubernetes cluster
• Container Orchestration Engineers
• DevOps Professionals

Outline

Cluster Architecture
•   Lecture: Kubernetes Architecture
•   Lecture: Pods and the Control Plane

Installation
•   Lecture: Kubeadm Prerequisites
•   Lecture + Lab: Kubeadm Prerequisites
•   Lecture: Configure Network Plugin Requirements
•   Lecture + Lab: Configure Network Plugin Requirements
•   Lecture: Kubeadm Basic Cluster
•   Lecture + Lab: Installing Kubeadm
•   Lecture: Join Node to Cluster
•   Lecture + Lab: Join Node to Cluster

Cluster Administration
•   Lecture: ETCD Snapshot and Restore
•   Lecture + Lab: ETCD Snapshot and Restore
•   Lecture: Kubeadm Cluster Upgrade
•   Lecture + Lab: Kubeadm cluster upgrade
•   Lecture: Purge Kubeadm
•   Lecture + Lab: Purge Kubeadm
•   Lecture: Kubernetes the Alta3 Way
•   Lecture + Lab: Deploy Kubernetes using Ansible

Containers
•   Lecture: Container Essentials
•   Lecture + Lab: Creating a Docker Image

Pod Basics
•   Lecture: YAML
•   Lecture: Manifests
•   Lecture + Lab: Basic Pods
•   Lecture: Namespaces
•   Lecture + Lab: Namespaces
•   Lecture: API Versioning and Deprecations

Kubectl
•   Lecture: Kubectl get and sorting
•   Lecture + Lab: kubectl get

Resource Management
•   Lecture + Lab: Kubectl Top and Application Monitoring
•   Lecture: Limits, Requests, and Namespace ResourceQuotas
•   Lecture + Lab: Resource Requests and Limits
•   Lecture + Lab: Namespace Resource Quota
•   Lecture: Admission Controller
•   Lecture + Lab: Create a LimitRange AdmissionController

User Administration
•   Lecture: Contexts
•   Lecture + Lab: Contexts
•   Lecture: Role Based Access Control
•   Lecture + Lab: Role Based Access Control
•   Lecture + Lab: RBAC Distributing Access

Advanced Pod Design
•   Lecture: Readiness and Liveness Probes
•   Lecture + Lab: Implement Probes and Health Checks
•   Lecture: ConfigMaps and Volume Mounting
•   Lecture + Lab: Persistent Configuration with ConfigMaps
•   Lecture: Secrets
•   Lecture + Lab: Create and Consume Secrets
•   Lecture: Multi-Container Pods
•   Lecture + Lab: Creating Ephemeral Storage For Fluentd Logging Sidecar
•   Lecture: Init Containers
•   Lecture + Lab: Understand the Init Container Multi-Container Pod Design Pattern
•   Lecture: Taints, Tolerations, and Pod Affinity
•   Lecture + Lab: Tainted Nodes and Tolerations

Logging
•   Lecture: Logging with kubectl log
•   Lecture + Lab: Utilize Container Logs
•   Lecture: Advanced Logging Techniques

Labels
•   Lecture: Labels
•   Lecture + Lab: Labels and Selectors
•   Lecture: Annotations
•   Lecture + Lab: Insert an Annotation

Replica and Daemon Sets
•   Lecture: ReplicaSets
•   Lecture + Lab: Create and Configure a ReplicaSet
•   Lecture: DaemonSets

Deployments
•   Lecture: Deployments - Purpose and Advantages
•   Lecture + Lab: Writing a Deployment Manifest
•   Lecture: Deployments - Version Control
•   Lecture + Lab: Performing Rolling Updates and Rollbacks with Deployments
•   Lecture: Blue/Green and Canary Deployment Strategies
•   Lecture + Lab: Advanced Deployment Strategies
•   Lecture: Deployments - Horizontal Scaling
•   Challenge: Horizontal Pod Autoscaling

Persistent Storage
•   Lecture: Persistent Volumes, Claims, and StorageClasses
•   Lecture + Lab: Using PersistentVolumeClaims for Storage
•   Lecture: PVC, PV, and StorageClass config
•   Lecture + Lab: Persistent Storage with NFS

Services & Networking
•   Lecture: NetworkPolicy
•   Lecture + Lab: Deploy a NetworkPolicy
•   Lecture + Lab: Namespace Network Policy
•   Lecture: Services - LoadBalancer, NodePort, and ClusterIP
•   Lecture + Lab: Access to applications via services
•   Lecture: Networking Plugins
•   Lecture: Ingress Controllers
•   Lecture + Lab: Ingress Controllers Expose a Service

DNS
•   Lecture: Hostnames and FQDNs
•   Lecture + Lab: Hostnames and FQDNs
•   Lecture: CoreDNS
•   Lecture + Lab: Install CoreDNS
•   Lecture: Configure CoreDNS
•   Lecture + Lab: Configure CoreDNS
•   Lecture + Lab: Revert CoreDNS to KubeDNS