· Palaniappan P · 11 min read
What DevOps Guides Don't Tell You About Production AWS
Most DevOps guides teach what AWS services are. Production teaches what happens when 200 engineers use them together. Here's the gap.
Tag: terraform
· palaniappan p · 4 min readMigrate from Terraform to OpenTofu: What AWS Teams Need to Know
Terraform to OpenTofu migration: compatibility, risks, tools, and production deployment patterns for AWS infrastructure.
· Palaniappan P · 9 min readAWS Infrastructure Drift Detection: How to Find and Fix Config Drift Before It Breaks Production
Infrastructure drift—when your actual AWS resources differ from what your IaC declares—causes silent failures and makes disaster recovery impossible. Learn how to detect drift systematically and fix it before it breaks production.
· Palaniappan P · 10 min readHow to Build a Safe Terraform Apply Workflow on AWS: Approval Gates, Plan Review, and Rollback
One bad `terraform apply` can delete your database, destroy your application load balancer, or lock your team out of AWS. This guide covers the approval gates, plan review processes, and safety tools that prevent infrastructure disasters.
· Palaniappan P · 9 min readHow to Upgrade the AWS Terraform Provider Safely: Strategy, Testing, and Rollback
Most teams are 2-3 major AWS provider versions behind. Old providers miss new AWS features, have security risks, and diverge from current best practices. This guide covers how to audit, upgrade, test, and rollback safely.
· Palaniappan P · 11 min readTerraform State Management on AWS: Imports, State Moves, and Emergency Repairs
Terraform state is the source of truth for your infrastructure. When it breaks, your entire IaC strategy breaks with it. This guide covers state imports, moves, emergency repairs, and the backend best practices that prevent state disasters on AWS.
· Palaniappan P · 14 min readHow to Build Cost-Aware CI/CD Pipelines on AWS
CI/CD infrastructure is invisible until your DevOps bill hits $15,000/month. Build minutes, artifact storage, and ephemeral environments accumulate costs that few teams track. Here is how to measure and control them.
· Palaniappan P · 9 min readTerraform vs AWS CDK: Infrastructure as Code Decision Guide
A practical comparison of Terraform and AWS CDK for infrastructure as code — language support, state management, multi-cloud vs AWS-native trade-offs, and when to choose each.