KNKanchan Nathinkanchannath.hashnode.devKubernetes — From Beginner to Advanced🟢 CHAPTER 1: What is Kubernetes? (Absolute Beginner) The Problem First Imagine you built a Node.js app. You dockerized it. Now: Your app crashes → no one restarts it automatically Traffic increases59m ago·10 min read
KRKunja Ravi Kiranincodeops-labshashnodedev.hashnode.devKubernetes RBAC Explained: Roles, RoleBindings, and Secure Access ControlWhen organizations start using Kubernetes in production, security becomes one of the most important concerns. Multiple teams interact with the same Kubernetes cluster: Developers deploy applications 1h ago·10 min read
APAlex Parra (Parraletz)inparraletz.devA Git Commit Is Not Just a Change. It's a Command.A Git Commit Is Not Just a Change. It's a Command. Here's a scenario that plays out in a lot of platform teams. Your CI/CD pipeline runs kubectl apply as a job step. It exits zero. The pipeline goes green. Deployment successful — or so the dashboard ...18h ago·6 min read
VRVijaya Rajeev Bolluinthinkwithops.hashnode.dev# I Built an AI Kubernetes Pod Debugger — Diagnoses CrashLoopBackOff, OOMKilled, and More in SecondsWhy I Built This K8s error messages are designed for cluster operators, not for the developer who just shipped a feature and now has a pod stuck in CrashLoopBackOff at 11pm. kubectl get pods tells you18h ago·5 min read
RGRama Grandhiindevopswithkube.hashnode.devAutomating Monitoring in Kubernetes using GitOps, Prometheus, and GrafanaIn traditional DevOps workflows, tools like Jenkins are commonly used for both Continuous Integration (CI) and Continuous Deployment (CD). Jenkins plays a key role in automating tasks such as building1d ago·12 min read
IIAMDevBoxiniamdevbox.hashnode.devTerraform EKS IAM Infrastructure: Production-Grade Kubernetes IAM with IRSAI've destroyed production twice by manually clicking through AWS IAM console to update Kubernetes cluster permissions. After rebuilding everything with Terraform, we haven't had a single IAM-related outage in 18 months. Managing Kubernetes alongside ...1d ago·11 min read
TKTrinaya Kantevariintrinayakantevari.hashnode.devAdding Persistent Storage to an Application on KubernetesIn Kubernetes, pods are ephemeral. When a pod is deleted or recreated, any data stored inside the container is lost. To persist application data, Kubernetes provides Persistent Volumes (PV) and Persis1d ago·2 min read
KNKindson Nathanincloudcode.hashnode.devHow Kubernetes Became the Operating System of the CloudIntroduction Modern applications rarely run on a single server anymore. Today’s cloud platforms power global systems that must scale automatically, recover from failures, and deploy updates continuous2d ago·7 min read