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Tutorials, guides, and insights on DevOps, SRE, and Cloud technologies.
DevOps Metrics That Matter — DORA, Lead Time, and Change Failure Rate
Master the DORA metrics framework, learn how to measure deployment frequency, lead time, change failure rate, and MTTR, and build dashboards that drive real improvement.
Docker Development Workflow — Hot Reload, Debugging, and Dev Containers
Build a productive Docker development workflow with hot reload via volume mounts, docker compose watch for file sync, VS Code Dev Containers, remote debugging, multi-service development, database seeding, and environment parity between development and production.
Kubernetes Production Readiness Checklist — 25 Things Before Going Live
A comprehensive 25-item Kubernetes production readiness checklist covering cluster setup, security hardening, reliability patterns, observability, and operations. Includes kubectl commands to verify each item so you can audit your cluster before going live.
Linux Backup & Disaster Recovery — rsync, tar, and Automation
Build a bulletproof Linux backup strategy with rsync, tar, and dd. Automate incremental backups, test restores, and implement the 3-2-1 backup rule.
Terraform at Scale — Monorepo vs Polyrepo, and State Blast Radius
Scaling Terraform across teams and hundreds of resources — monorepo vs polyrepo trade-offs, state blast radius management, Terragrunt for DRY configurations, and CI/CD patterns that keep large organizations shipping safely.
EKS Deep Dive — Running Production Kubernetes on AWS
Master Amazon EKS for production Kubernetes workloads. Learn EKS architecture, eksctl cluster creation, managed node groups vs Fargate, VPC CNI networking, ALB Ingress Controller, IRSA, cluster autoscaler, CloudWatch Container Insights, and how EKS compares to ECS.
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