Posts tagged "devops"

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Kubernetes Myth #08: Kubelet runs only on worker nodes!

🧐 If Kubelet is only for worker nodes, then who runs the control plane components like the API server, scheduler, and controller-manager?Reality: ❌ Kubelet runs on both worker and control plane n...

12.03.2025 0 Read More

Kubernetes Myth #09: ClusterIP Services Always Use Round-Robin Load Balancing

Myth: Kubernetes ClusterIP Services always distribute traffic using a round-robin algorithm.Reality: The default iptables mode of kube-proxy does not use round-robin. Instead, it uses random probabili...

12.03.2025 0 Read More

Kubernetes Myth #10: Kube-Proxy Assigns IP Addresses to Pods

Many believe that Kube-Proxy is responsible for assigning IP addresses to Pods. But is that really the case?❌ Myth: Kube-Proxy assigns IP addresses to Pods.✅ Reality: The CNI (Container Network In...

12.03.2025 0 Read More

Kubernetes Myth #11: CPU Requests Guarantee Reserved CPU

❌ Myth: If I set cpu: 500m in my pod’s requests, Kubernetes reserves 0.5 CPU exclusively for my pod.✅ Reality: Kubernetes does not reserve CPU like it does for memory. CPU is a compressible reso...

12.03.2025 0 Read More

Guided Lab: Securing Applications by Using Amazon Cognito

Lab Scenerio You have the Birds web application, which was built by using a NodeJs server running on an AWS Cloud9 instance and an Amazon Simple Storage Service (Amazon S3) bucket with static...

12.03.2025 0 Read More

Building a Secure Password Manager with Python

Introduction In today's digital world, securely managing passwords is crucial. Many users struggle to create and store strong passwords, leading to security vulnerabilities. To solve this pro...

12.03.2025 0 Read More

AWS WAF, Shield, and GuardDuty: Security at Scale

As businesses migrate to the cloud, ensuring robust security against cyber threats becomes a top priority. AWS provides a multi-layered defence strategy through three key security services: AWS Web...

12.03.2025 0 Read More

All about the "Capture" button on a Virtual Machine Interface in Azure.

The Capture Button in the Azure Virtual Machine (VM) interface is a feature that allows you to create an image of an Azure VM.This image also called Operating systems can then be used to create additi...

12.03.2025 0 Read More

Automate Everything: Why Bash Scripting is a Must-Learn Skill

Introduction Have you ever wished you could automate boring, repetitive tasks on your computer? Whether you're managing files, monitoring servers, or just simplifying everyday tasks, Bash scr...

12.03.2025 0 Read More

Cloud Resume Challenge: A Cloud-Native DevOps Approach

Table of Contents Cloud Architecture Overview Infrastructure as Code with Terraform Serverless Backend with AWS Lambda Visitor Data Storage with AWS DynamoDB API Gateway for Serverless API I...

12.03.2025 0 Read More

Kubernetes Myth #08: Kubelet runs only on worker nodes!

Kubernetes Myth #09: ClusterIP Services Always Use Round-Robin Load Balancing

Kubernetes Myth #10: Kube-Proxy Assigns IP Addresses to Pods

Kubernetes Myth #11: CPU Requests Guarantee Reserved CPU

Guided Lab: Securing Applications by Using Amazon Cognito

Building a Secure Password Manager with Python

AWS WAF, Shield, and GuardDuty: Security at Scale

All about the "Capture" button on a Virtual Machine Interface in Azure.

Automate Everything: Why Bash Scripting is a Must-Learn Skill

Cloud Resume Challenge: A Cloud-Native DevOps Approach

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