k8s - Domains & Competencies

k8s - Domains & Competencies

1. Cluster Architecture, Installation & Configuration 25%

   • Manage role based access control (RBAC)
   • Use Kubeadm to install a basic cluster
   • Manage a highly-available Kubernetes cluster
   • Provision underlying infrastructure to deploy a Kubernetes cluster
   • Perform a version upgrade on a Kubernetes cluster using Kubeadm
   • Implement etcd backup and restore

2. Storage 10%

   • Understand storage classes, persistent volumes
   • Understand volume mode, access modes and reclaim policies for volumes
   • Understand persistent volume claims primitive
   • Know how to configure applications with persistent storage

3. Troubleshooting 30%

   • Evaluate cluster and node logging
   • Understand how to monitor applications
   • Manage container stdout & stderr logs
   • Troubleshoot application failure
   • Troubleshoot cluster component failure
   • Troubleshoot networking

4. Workloads & Scheduling15%

   • Understand deployments and how to perform rolling update and rollbacks
   • Use ConfigMaps and Secrets to configure applications
   • Know how to scale applications
   • Understand the primitives used to create robust, self-healing, application deployments
   • Understand how resource limits can affect Pod scheduling
   • Awareness of manifest management and common templating tools

5. Services & Networking20%

   • Understand host networking configuration on the cluster nodes
   • Understand ClusterIP, NodePort, LoadBalancer service types and endpoints
   • Know how to use Ingress controllers and Ingress resources
   • Understand connectivity between Pods
   • Know how to configure and use CoreDNS
   • Choose an appropriate container network interface plugin