Kubernetes HPA and VPA Rightsizing for Production Autoscaling
Horizontal and vertical autoscaling in Kubernetes serve different purposes, and running them together without a clear ownership model leads to resource contention and unpredictable pod behavior. This walkthrough establishes a production-grade HPA and VPA configuration where each controller owns a distinct resource dimension.
Terraform Remote State on AWS: S3 Backend with DynamoDB Locking
Local Terraform state files are a liability the moment a second engineer joins the project. This tutorial walks through provisioning an S3 backend with DynamoDB state locking — the standard pattern for safe, concurrent infrastructure management on AWS.
Apache2 with php-fpm8.3 configuration for WordPress(WooCommerce) site
Production-oriented Apache + PHP-FPM 8.3 configuration for WordPress/WooCommerce with explicit site.conf, prefork, and php-fpm pool values.
Bash script: Sync local files with S3 bucket
A guarded Bash sync workflow for WordPress-to-S3 backups with service checks, content validation, and structured logging.
Bash Script: Night backup local files to S3 bucket
A practical nightly Bash backup flow for local files to S3 with logging, retention, and restore-focused operational guidance.
Jenkins pipeline for running AWS Lambda manually and with trigger
A Jenkins declarative pipeline pattern for invoking AWS Lambda in staging/production with role assumption, schedule support, and timer-based reporting.
Get Jenkins secret values with script console
A Jenkins Script Console example for credential inspection, with strict security caveats and references to official Jenkins documentation.
AWS Lambda Function that will create 7zip archive from the files in S3 Bucket (S3 Event as a trigger)
An event-driven AWS Lambda pattern that builds index.7z from S3 folder objects and uploads the archive back to the same prefix.
AWS Lambda function that will create 7zip archive index.7z in S3 bucket
A Lambda + S3 workflow for generating index.7z in gid-* folders with explicit preconditions, regex-based filtering, and manual JSON input control.
AWS Lambda that Uses EventBridge Rule for getting Events and delete Tag files from S3
EventBridge-driven Lambda remediation flow that replaces flagged S3 objects, removes tags, and notifies SNS with incident context.
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