50 Kubernetes Concepts Every Devops Engineer Should Know ((top)) Free Pdf

Memorization is the first step. Application is the second.

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A consistent and highly-available key-value store. It holds all cluster data and acts as the single source of truth. 5. kube-scheduler

Taints allow a node to repel a set of pods. Tolerations are applied to pods, allowing them to schedule onto matching tainted nodes. 43. Node Affinity

An abstract way to expose an application running on a set of pods as a network service. It provides a single stable IP address and DNS name. 22. ClusterIP Memorization is the first step

: Moving from static YAML to manageable, templated deployments. Download Your Guide

An API object that manages external access to services, typically HTTP/HTTPS. It provides routing rules, SSL termination, and name-based virtual hosting. 27. Ingress Controller

The default cluster DNS used for service discovery.

Provides an identity for processes running in a pod. You can use services like Gumroad or a

A set of rules used by the scheduler to determine where a pod can be placed based on labels on nodes. 44. Pod Affinity / Anti-Affinity

: Mutating and validating requests before they hit the database.

An abstract way to expose an application running on a set of pods as a network service with a single static IP. 22. ClusterIP

A specialized container that runs before the application containers in a pod. kube-scheduler Taints allow a node to repel a set of pods

Exposes the Service on each Node’s IP at a static port, allowing you to reach the Service from outside the cluster.

: The art of least privilege.

The Ultimate Guide: 50 Kubernetes Concepts Every DevOps Engineer Should Know

(PVs): Provides persistent storage for data that needs to be preserved across pod restarts.