devops Archives - Page 2 of 28

DORA Metrics: How to Track Deployment Frequency, Lead Time, MTTR, and Change Failure Rate

June 2, 2026

DORA Metrics — Deployment Frequency, Lead Time for Changes, MTTR, and Change Failure Rate — are the most reliable indicators of DevOps delivery performance. This guide compares three approaches to collecting these metrics and provides ready-to-use Bash, Python, and GitHub Actions scripts to start measuring your team's performance today.

Database

Scaling Beyond Redis: A Hands-On Guide to DragonflyDB

June 2, 2026

Redis is fast, but its single-threaded nature wastes modern multi-core power. This guide shows you how to migrate to Dragonfly to achieve significantly higher throughput with less architectural complexity.

Linux

Linux CPU Pinning: How to Squeeze Every Drop of Performance from Your Hardware

June 1, 2026

Master Linux CPU resource management. Learn how to use taskset, numactl, and cpusets to eliminate context switching and optimize your high-performance applications.

Automating Technical Documentation with LLMs and GitHub Actions

June 1, 2026

Tired of outdated READMEs and missing changelogs? Learn how to build a GitHub Actions pipeline that uses LLMs to automatically update your technical documentation whenever code changes.

Database

Scaling PostgreSQL: A Hands-on Guide to YugabyteDB Architecture and Setup

June 1, 2026

PostgreSQL scaling hitting a limit? This guide walks you through setting up YugabyteDB for horizontal scalability and high availability without losing SQL compatibility.

Stop Being a Human Search Engine: Build a RAG-Powered Tech Support Bot

May 31, 2026

Slash your support tickets by 60%. This guide shows you how to build a RAG-powered Telegram bot that answers technical questions using your team's actual documentation.

Build Your First AI App: A Practical Guide to Gemini API and Google AI Studio

May 31, 2026

Forget complex local setups and upfront API costs. Learn how to use Google AI Studio and the Gemini Python SDK to move from a prompt idea to a working AI prototype in minutes.

DevOps

Consistent Dev Environments with Vagrant and Ansible: Stop the “Works on My Machine” Nightmare

May 31, 2026

Stop wasting time on 'works on my machine' bugs. Learn how to use Vagrant and Ansible to automate a perfectly consistent local development environment for your entire team.

DevOps

Docker Multi-Arch: Solving the ‘Exec Format Error’ for ARM64 and AMD64

May 30, 2026

Tired of 'exec format error'? Learn how to build Docker images that run on both Intel and ARM using Buildx and QEMU. Perfect for AWS Graviton and Apple Silicon users.

Linux

Nix on Ubuntu and Debian: Multi-Version Software and Atomic Rollbacks

May 30, 2026

Ditch dependency conflicts on Ubuntu and Debian. Learn how to use the Nix Package Manager for side-by-side software versions, non-root installs, and instant rollbacks.