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Mastering Kubernetes Deployments: A Refreshing Guide for Beginners Day-16
Hey there! Imagine it’s the hottest day of summer, and you’re running the most popular lemonade stand in town. Your secret recipe has everyone lined up around the block. Life is good, right?But wait… Suddenly: Managing all of this manually would be overwhelming. That’s exactly why Kubernetes, an open-source system, exists—it’s like having a super-smart manager for your…
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Kubernetes ReplicaSets & Controllers: A Complete Guide: Day 15
Running apps in Kubernetes can feel like juggling multiple plates at once. You need your applications to scale smoothly, recover from crashes instantly, and adjust to changing demands. But here’s the good news – the Replication Controller makes this juggling act much easier! Think of the Replication Controller as your automated DevOps assistant. When your application crashes (and let’s face it,…
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How to Organize Your Kubernetes Cluster with Labels and Selectors: Day-14
Imagine Your Room Full of Toys 🧸 Think of your bedroom filled with all your toys scattered everywhere. You have toy cars, dolls, building blocks, stuffed animals, and puzzles all mixed up together. When you want to play with a specific toy, it’s hard to find it in the mess. Wouldn’t it be easier if…
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How to Create Kubernetes Pods: Day-13
Welcome to the Train Station of Kubernetes! Imagine you’re at a big train station where lots of trains come and go, carrying passengers to different places. This train station is magical because it organizes all the trains, makes sure they run on time, and helps them reach their destinations safely. This magical station is called…
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Kubernetes Components: Scheduler, Controller, Kubelet, and Kube-proxy: Day-12
Imagine a Busy Playground Think of a big playground where there’s a lot happening: kids are playing different games, some are on swings, some are playing tag, and others are building sandcastles. To make sure everyone is happy and safe, there are helpers organizing everything. Kubernetes Components in Technical Terms Kubernetes is a powerful system…
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Kubernetes API server: Day-11
The Kubernetes API Server: The Gateway to Your Cluster Imagine a bustling airport’s air traffic control tower – a central hub that orchestrates countless moving parts, ensures safety, and maintains order in what could otherwise be chaos. In the world of Kubernetes, the API server plays a remarkably similar role. It stands as the grand…
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ETCD in Kubernetes: Day-10
Understanding etcd: The Brain Behind Kubernetes In the intricate world of container orchestration, Kubernetes stands as a towering achievement of modern distributed systems. But beneath its powerful exterior lies a critical component that often goes unnoticed – ETCD. This distributed key-value store serves as the brain of every Kubernetes cluster, quietly maintaining the state that…
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Container Runtimes in Kubernetes: Day-09
Introduction We’re diving deep into the world of container runtimes, their evolution, and their crucial role in Kubernetes. We’ll explore the journey from Docker to Containerd, understand various CLI tools, and clarify some common confusions in the container ecosystem. The Evolution of Container Runtimes The Docker Era Let’s start at the beginning of the container…
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How to Use Free $200 DigitalOcean Credit to Set Up a Free Kubernetes Cluster: Day 08
DigitalOcean offers students an incredible opportunity to learn and experiment with cloud infrastructure using a $200 credit through the Developer Pack. Kubernetes, an open-source platform for container orchestration, allows you to automate application deployment, scaling, and management. With this guide, you’ll quickly set up a Kubernetes cluster on DigitalOcean and start exploring its potential. Step…
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How to Setup AWS EKS Cluster using Terraform: Day-07
This guide will walk you through the process of setting up the necessary AWS infrastructure for your Terraform deployment, including an Ubuntu server, IAM user with appropriate permissions, and an S3 bucket for storing Terraform state files. and finally setup EKS cluster with terraform files. Prerequisites Part 1: Creating an Ubuntu Server Part 2: Creating…