devops Archives - Page 22 of 28

Git Branching Strategies That Won’t Break Your Production Environment

March 30, 2026

Is your Git branching strategy causing production outages? Learn the pros and cons of GitFlow, GitHub Flow, and GitLab Flow to build a more resilient CI/CD pipeline.

Networking

Stop Juggling Ports: Automate Docker Traffic with Traefik and Let’s Encrypt

March 30, 2026

Say goodbye to manual Nginx updates. This guide shows you how to set up Traefik for Docker, enabling automatic SSL and dynamic routing through simple container labels.

Security

Hashing vs. Encryption: Why MD5, SHA-256, and Base64 Are Not Interchangeable

March 29, 2026

Don't confuse encoding with security. Learn when to use MD5 for checksums, SHA-256 for integrity, and why Base64 is never a substitute for encryption.

DevOps

Stop Hardcoding Passwords: A Guide to Secret Management in CI/CD and Kubernetes

March 29, 2026

Hardcoded passwords are a ticking time bomb. This guide explores professional secret management using HashiCorp Vault, AWS Secrets Manager, and Kubernetes injection patterns to secure your infrastructure.

Networking

Dynamic Routing on Linux: A 6-Month FRRouting Production Post-Mortem

March 29, 2026

Is static routing holding your Linux infrastructure back? Discover how we moved to FRRouting to achieve sub-second failover and automated route discovery in a production environment.

Networking

Fixing 2 AM Network Outages: A Guide to CIDR Overlaps and DNS Troubleshooting

March 29, 2026

Production down at 2 AM? Manual IP math is your enemy. This guide covers a real-world troubleshooting workflow using subnet calculators and DNS tools to fix routing conflicts fast and privately.

Predicting CPU and RAM Load with Python and Scikit-learn: ML for System Resource Monitoring

March 29, 2026

A practical guide to building a machine learning model that predicts CPU and RAM load before spikes happen — using Python, psutil, and Scikit-learn. Born from a real 2 AM production incident, this tutorial covers data collection, feature engineering, model training with TimeSeriesSplit, and automated Slack alerting.

DevOps

Cloud Cost Optimization in DevOps: A Practical Guide with AWS Cost Explorer and Savings Strategies

March 28, 2026

Facing escalating cloud bills is a common nightmare. This guide walks you through practical strategies and using AWS Cost Explorer to identify and implement significant cost savings in your DevOps environment.

HomeLab

Building a Private Docker Registry on Your HomeLab: Host & Manage Your Own Docker Images

March 27, 2026

Learn to set up your own private Docker Registry on your HomeLab. This tutorial covers everything from basic setup to securing it with HTTPS and authentication, based on 6 months of real-world usage. Gain full control, improve local network speeds, and enhance the security of your Docker image management.