DevOps Archives - Page 3 of 58 - ITFROMZERO

How to Use Kube-bench to Audit Kubernetes Security Against CIS Benchmarks

By IT From Zero October 3, 2026

A hands-on guide to scanning vulnerabilities and hardening Kubernetes cluster security against CIS Benchmarks using Kube-bench based on real-world experience.

Ubuntu

Installing and Configuring CrowdSec on Ubuntu: A Production-Ready Alternative to Fail2ban

By IT From Zero October 3, 2026

A hands-on guide to installing and configuring CrowdSec on Ubuntu Server. Discover why CrowdSec outperforms Fail2ban through community CTI and resource efficiency.

MySQL

How to Use Flyway for MySQL Schema Migration and Version Control in CI/CD

By IT From Zero October 3, 2026

Learn how to use Flyway to automate schema migrations and version control for MySQL databases. Eliminate schema drift during deployments and integrate safely into your CI/CD pipeline.

Monitoring

Guide to Monitoring Self-Hosted GitHub Actions Runners with Prometheus and Grafana: Track Runner Health, Job Queue, and Build Duration

By IT From Zero October 2, 2026

Running self-hosted GitHub Actions runners without monitoring leaves CI/CD teams vulnerable to unexpected crashes and clogged job queues. This guide covers a comprehensive monitoring solution for runner infrastructure, job queues, and build duration using Prometheus and Grafana.

Linux

How to Use Snapper on Btrfs: Automatic Snapshots and Linux Rollback on Failed Updates

By IT From Zero October 2, 2026

Protect Linux servers from broken kernel and package updates using Btrfs and Snapper. A comprehensive guide to automated snapshots and 30-second system rollbacks.

Database

A Guide to pgBackRest for PostgreSQL: Parallel Backups, S3 Compression, and PITR

By IT From Zero October 2, 2026

Real-world incident response for accidental production data loss at midnight with pgBackRest: Multi-threaded S3 backups and precise Point-in-Time Recovery (PITR).

Git

A Complete Guide to Safely Reverting a Merge Commit with git revert -m and Re-merging Accurately

By IT From Zero October 2, 2026

A detailed guide on using git revert -m to roll back production merge commit incidents, plus a 3-step workflow to safely re-merge branches after bug fixes without losing code.

Docker

Speed Up Docker Desktop: Configure VirtioFS to Process Thousands of Files in Seconds

By IT From Zero September 27, 2026

Configuring VirtioFS on Docker Desktop boosts file I/O sync speeds by 3-5x. It's the optimal solution to reduce lag and save CPU on Mac and Windows machines.

Development

Design APIs Effortlessly with TypeSpec: Say Goodbye to Maintaining Thousand-Line OpenAPI Files

By IT From Zero September 26, 2026

Forget the nightmare of maintaining thousand-line OpenAPI files. A guide to using TypeSpec for API design automation, Client SDK generation, and streamlining workflows.

Development

Stop ‘Snail-Paced’ Code with Lighthouse CI and GitHub Actions

By IT From Zero September 26, 2026

Learn how to prevent code from slowing down your website using Lighthouse CI. A detailed guide on integrating it into GitHub Actions for automated Core Web Vitals monitoring.