devops Archives - Page 34 of 39

Managing Persistent Storage in Kubernetes with PersistentVolume and PersistentVolumeClaim

March 26, 2026

A hands-on look at Kubernetes persistent storage after six months in production — covering static vs dynamic provisioning, StorageClass configuration, PVC binding, and StatefulSet volume management with real examples.

HomeLab

Automate Your HomeLab with Ansible: Configuration & Rapid Service Deployment

March 25, 2026

Streamline your HomeLab with Ansible automation. This tutorial covers quick setup, deep dives into core concepts, advanced usage with roles and vaults, and essential best practices for efficient service configuration and deployment.

DevOps

Navigating Self-Hosted PaaS: My 2 AM Rescue with Coolify (Heroku Alternative)

March 25, 2026

Tired of high Heroku costs and limited control? Discover Coolify, a powerful self-hosted PaaS alternative. This guide covers installation, configuration, and monitoring, ensuring stable and cost-effective application deployments.

DevOps

Comprehensive Observability in DevOps: A Guide to OpenTelemetry

March 25, 2026

This guide demonstrates how to implement comprehensive observability in DevOps using OpenTelemetry. Learn to unify traces, metrics, and logs for faster incident response and a deeper understanding of your distributed systems, complete with practical code examples.

Linux

Centralized Log Management on Linux: Your Rsyslog and Logrotate Playbook

March 25, 2026

Centralized log management is vital for monitoring and troubleshooting Linux environments effectively. This guide provides a hands-on approach to setting up rsyslog for collecting logs and logrotate for managing their lifecycle. Learn to configure your Linux systems for robust, efficient log handling.

Programming

Mastering Python Unit Testing and TDD with Pytest: A Practical Guide

March 25, 2026

Unlock robust Python development with unit testing and Test-Driven Development (TDD) using Pytest. This comprehensive guide, crafted from real-world experience, walks you through setting up, writing, and advancing your testing practices for stable, high-quality code.

HomeLab

Ubuntu NFS Server Setup: Your Essential Guide to HomeLab File Sharing

March 24, 2026

This guide walks you through setting up an NFS server on Ubuntu for efficient file sharing in your HomeLab. Learn to configure exports, manage permissions, and connect clients for seamless network storage.

Linux

KVM/QEMU Linux VM Management: A Comprehensive Guide to Virtual Machine Installation, Configuration, and Optimization

March 24, 2026

Dive into the world of Linux virtualization with KVM/QEMU. This guide covers everything from installation and basic VM creation to advanced configuration and performance optimization, sharing real-world insights for efficient virtual machine management.

Mastering Model Context Protocol (MCP): Empowering AI with External Tools

March 24, 2026

The Model Context Protocol (MCP) is crucial for AI models to interact effectively with external tools and APIs, overcoming their inherent limitations. This comprehensive guide covers the core concepts of MCP, from defining tools and orchestrating calls to handling complex workflows and prioritizing security. Learn how to build dynamic AI applications that fetch real-time data and perform actions far beyond their initial training.

Linux

Immutable Linux: Taming Production Servers with Fedora Silverblue & NixOS

March 22, 2026

Tired of production servers crashing after routine updates or suffering from configuration drift? Immutable Linux distributions like Fedora Silverblue and NixOS offer a powerful solution. This article explains how these innovative approaches provide read-only base systems, transactional updates, and easy rollbacks to bring stability and predictability back to your server management.