Docker, Kubernetes & OpenShift Administration Training in Dublin, Ireland

This training is designed for system administrators and platform engineers who are responsible for setting up, configuring, and managing containerized environments. The course covers Docker fundamentals, container orchestration with Kubernetes, and the administration of OpenShift 3 clusters.

Module 1: Introduction to Container Administration

• Evolution of container technologies for administrators
• From Docker runtime → Kubernetes orchestration → OpenShift enterprise platform
• Administrator responsibilities vs. developer responsibilities

Module 2: Docker Administration

• Docker architecture: daemon, CLI, registry, images, containers
• Installing and configuring Docker on Linux
• Managing Docker services and daemon options
• Docker storage management: volumes, bind mounts
• Docker networking: bridge, host, overlay networks
• Securing Docker containers and applying best practices

Module 3: Kubernetes Fundamentals for Administrators

• Overview of Kubernetes architecture (masters, nodes, etcd, kubelet, kube-proxy)
• Kubernetes core components and their roles
• Kubernetes cluster setup options (manual setup, kubeadm overview)
• Key Kubernetes objects: Pods, Deployments, ReplicaSets, Services
• ConfigMaps and Secrets from an admin perspective

Module 4: Kubernetes Cluster Operations

• Managing clusters of Docker containers with Kubernetes
• Kubernetes networking model and CNI plugins
• Persistent storage configuration in Kubernetes
• Security and access control: RBAC, service accounts, secrets
• Monitoring and logging in Kubernetes clusters
• Troubleshooting Kubernetes workloads

Module 5: OpenShift Container Platform Fundamentals

• Overview of OpenShift 3 architecture and components
• API server, controllers, router, integrated registry
• Differences between Kubernetes and OpenShift
• Setting up an OpenShift 3 cluster (installation overview)
• Authentication and authorization (OAuth, RBAC, users, groups)
• Managing projects and multi-tenancy in OpenShift

Module 6: OpenShift Cluster Administration

• Managing nodes, quotas, and resource limits
• Integrating external and internal Docker registries
• Managing Docker containers inside OpenShift
• Creating and managing container images with ImageStreams
• Using BuildConfigs and Source-to-Image (S2I) workflows
• Deploying and managing multi-container applications

Module 7: OpenShift Operations and Advanced Topics

• Monitoring and logging in OpenShift clusters
• Scaling clusters and applications
• Cluster upgrades and maintenance overview
• Troubleshooting OpenShift clusters
• Best practices for secure and reliable operations

Module 8: End-to-End Project and Wrap-up

• Complete deployment lifecycle: Docker → Kubernetes → OpenShift
• Cluster administration exercises
• Review of key concepts and skills

·        Hands-On Exercises

• Q&A and assessment
• ProgNXT Certification