50 Kubernetes Concepts Every Devops Engineer Should Know Free [best] Pdf Guide

50 Kubernetes Concepts Every DevOps Engineer Should Know (Free PDF Guide)

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The 278-page guide is structured into three parts that cover 50 essential concepts: 50 Kubernetes Concepts Every DevOps Engineer Should Know

API Server (kube-apiserver): The front door of the cluster; every internal and external request goes through it. Pod Scheduling : Understanding how Kubernetes schedules pods

kube-scheduler: Matches new Pods to Nodes based on resource requirements. 50 Kubernetes Concepts Every DevOps Engineer Should Know

  1. Pod Scheduling: Understanding how Kubernetes schedules pods on nodes.
  2. Resource Management: Allocating and managing resources (e.g., CPU, memory) for pods.
  3. Self-Healing: Enabling Kubernetes to automatically recover from pod failures.
  4. Rolling Updates: Performing zero-downtime updates of applications.
  5. Rollback: Reverting to a previous version of an application.
  6. Jobs: Running batch processes or one-time tasks.
  7. CronJobs: Scheduling tasks to run at regular intervals.
  8. ConfigMaps: Managing application configuration data.
  9. Secrets: Storing and managing sensitive data.
  10. Persistent Volumes: Providing persistent storage for pods.
  1. Networking Models: Understanding Kubernetes networking models (e.g., Calico, Flannel).
  2. Service Types: Exposing services (e.g., ClusterIP, NodePort, LoadBalancer).
  3. Ingress: Managing incoming HTTP requests.
  4. Network Policies: Controlling traffic flow between pods.
  5. Secrets Management: Managing sensitive data with Secrets.
  6. Role-Based Access Control (RBAC): Controlling access to cluster resources.
  7. Certificates: Managing TLS certificates for secure communication.
  8. Pod Security Policies: Enforcing security best practices for pods.
  9. Security Contexts: Defining security settings for pods.
  10. Auditing: Monitoring and logging cluster activity.