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Series
The Ops Fix Hub is a dynamic series designed to tackle real-world challenges in the DevOps and CloudOps domains. "Breaking Down Barriers, One Ops Fix at a Time."
1. Overview What I Designed I designed a hybrid infrastructure architecture: Terraform → Foundation Layer Crossplane → Dynamic Lifecycle Layer ArgoCD → GitOps Enforcement This created a continuou
When AWS introduced AWS DevOps Agent, I was less interested in feature lists and more interested in one practical question. Can it actually reduce investigation time during real production-style failu
1. Overview This post documents how I designed and implemented cross-region disaster recovery for a production MySQL database running on Amazon RDS. The requirement was straightforward: If the primary region (ap-south-1) becomes unavailable, the data...
A Zero-Downtime, Step-by-Step Implementation Guide 1. Overview In this post, we walk through a real production migration of a Kubernetes workload from NGINX Ingress Controller to Kubernetes Gateway API, implemented using Envoy Gateway, on Amazon EKS...
Context We were running a Node.js backend using PM2 on a Linux server. Application details: Process manager: PM2 Mode: fork User: root Deployment: Manual setup on VM No containerization No autoscaling The service was running fine in steady st...
Recently, we encountered a critical production outage in our Kubernetes cluster. New nodes provisioned during autoscaling remained in a NotReady state, leading to service disruptions and failed health checks across workloads. In this post, I’ll walk ...
