Kubernetes Fundamentals and Cluster Operations

Course Introduction

• Introductions and objectives

Containers

• What and Why containers
• Building images
• Running containers
• Registry and image management

Kubernetes Overview

• Kubernetes project
• Plugin interfaces
• Building Kubernetes
• Kubectl CLI

Beyond Kubernetes Basics

• Kubernetes objects
• YAML
• Pods, replicas, and deployments
• Services
• Deployment management
• Rolling updates
• Controlling deployments
• Pod and container configurations

Kubernetes Networking

• Networking within a pod
• Pod-to-Pod Networking
• Services to Pods
• ClusterIP, NodePort, and LoadBalancer
• Ingress controllers
• Service Discovery via DNS

Stateful Applications in Kubernetes

• Stateless versus Stateful
• Volumes
• Persistent volumes claims
• StorageClasses
• StatefulSets

Additional Kubernetes Considerations

• Dynamic configuration
• ConfigMaps
• Secrets
• Jobs, CronJobs

Security

• Network policy
• Applying a NetworkPolicy
• SecurityContext
• runAsUser/Group
• Service accounts
• Role-based access control

Logging and Monitoring

• Logging for various objects
• Sidecar logging
• Node logging
• Audit logging
• Monitoring architecture
• Monitoring solutions
• Octant
• VMware vRealize® Operations Manager™

Cluster Operations

• Onboarding new applications
• Backups
• Upgrading
• Drain and cordon commands
• Impact of an upgrade to running applications
• Troubleshooting commands
• VMware Tanzu™ portfolio overview