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Manoj NaikOct 19 · 3 min read

Kubernetes ConfigMaps and Secrets: A Practical Hands-On Guide

Introduction Why Kubernetes applications should not keep configuration inside container images ConfigMap vs Secret ConfigMap Create from YAML Create using kubectl Read values as environment variables

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Hritik ranjanMay 30 · 27 min read

DevOps Week 8 – Advanced Kubernetes Management, Observability & Monitoring ☸️📊

Kubernetes Custom Resources (CR), CRD & Custom Controller ☸️ 📌 Why Do We Need Custom Resources in Kubernetes? Kubernetes already provides built-in resources like: Pod Deployment Service Config

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Nishant DesaiMay 9 · 5 min read

Kubernetes ConfigMaps & Secrets Explained 🔐

In real-world Kubernetes applications, hardcoding configuration values inside application code is a bad practice. Things like: Database URLs API keys Environment names Feature flags Passwords To

kubernetesunderstanding.hashnode.dev

Sagar AulakhMay 8 · 12 min read

How We Built a Centralized Secrets Management System on AWS EKS Using HashiCorp Vault

One Vault cluster. Multiple teams. Zero secrets in Git. Here is the complete setup, flow, and onboarding guide. Why We Built This Every growing engineering team hits the same wall. Secrets start in

brodevops.hashnode.dev

Haiman SherApr 17 · 3 min read

Environment Variables and ConfigMaps in Kubernetes

As I continued my CKAD preparation, I reached a point where I needed to answer a simple question: How do we pass configuration into applications running inside Pods? Hardcoding values inside contain

kubernetes-expalined-simply.hashnode.dev

Rama GrandhiApr 5 · 4 min read

Let's Master Kubernetes Namespaces, Secrets, and ConfigMaps 🔐

Namespaces Have u ever wondered we are creating all the objects in the kkuberntes what if we need to crrate two exact deplohyments no we cant create right but we have dev , test ,prod env we need to c

devopswithkube.hashnode.dev

NaveenKumar VRFeb 21 · 18 min read

Kubernetes - ConfigMaps

We have already explored Volumes in Kubernetes in the previous blog. We understood how pods can store and share data using volumes. But let’s pause and think for a moment 🤔 What if we just want to p

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Rajas PawarDec 31, 2025 · 13 min read

Day 53: Kubernetes Troubleshooting - Fixing Nginx PHP-FPM Pod Issues 🔧

Welcome back! 👋 Day 53 of the 100 Days Cloud DevOps Challenge, and today we're troubleshooting Kubernetes production issues! This is real-world debugging - investigating broken pods, fixing configurations, and restoring service. Let's debug! 🎯 🎯 T...

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Bittu SharmaDec 30, 2025 · 5 min read

Kubernetes ConfigMaps – Managing Configuration for Your Apps

What is a ConfigMap and why use it instead of hardcoding configs ConfigMap is a Kubernetes object used to store non-confidential configuration data like key-value pairs, JSON, or whole configuration files. Instead of hardcoding configs inside your ap...

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Manoj MNov 9, 2025 · 4 min read

Kubernetes - Stateful and Dynamic Applications

Store and stateful Some application like frontend or the backend does not required persistent volume because when we restart ot update the application the application will be the same But for deployment like MySql or any other DB resources persiste...

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