Before We Start — A Mental Model When most people think about how pods get created in Kubernetes, they picture this flow: You (kubectl apply) → API Server → etcd → Scheduler → kubelet → Pod runs ...

Contents 1. Introduction What is a Kubernetes Service? 2. Kubernetes Service Types ClusterIP Service NodePort Service LoadBalancer Service ...

Architecture Summary ELK Server (3.100.10.10) Runs: Elasticsearch (Port 9200) Logstash (Port 5044) Kibana (Port 5601) Python Application Server (3.10...

Contents 1. Introduction What is HashiCorp Vault? Architecture Overview Components Used 2. AWS Configuration Step 1: Create AWS KMS Key (Aut...

Day 1 : Linux User Setup with Non-Interactive Shell Creating non interactive shell and user setup Create a user with non-interactive shell for your organization on a specific server. This is ess...

What is S3? Do you ever think that when you click a movie in Netflix , and in just two or three seconds the stream begins.The file behind that movie is enormous—gigabytes of HD or 4K video.So how ...

Basic Overview Load balancing is one of the most important thing to maintain an application so that in a situation when there is a lot of traffic, the application doesn’t crash and the business doe...

Amazon Virtual Private Cloud (VPC) VPC enables you to launch AWS resources in a logically isolated virtual network that you define. Availability Zones (AZs) Each AZ acts as an isolated data...

Your spring boot console banner still looks like this! Man you need to change it immediately to your project name. Don’t know how to change? Changing Console Banner After generating your spri...

Install Docker and Docker Compose mkdir -p ~/.docker/cli-plugins/ curl -SL https://github.com/docker/compose/releases/download/v2.27.0/docker-compose-linux-x86_64 -o ~/.docker/cli-plugins/docker-...