DevOps – Page 6 – ITFROMZERO

Saving RAM on Linux Servers with systemd Socket Activation

By admin May 24, 2026

Learn how to optimize Linux server RAM using systemd Socket Activation. This technique ensures services only start on demand, reducing resource usage and speeding up boot times.

Git

Git Server Hooks: How I “Locked” the Main Branch and Blocked Junk Code for the Team

By admin May 24, 2026

Don't let a single 'git push --force' ruin your project. Learn how to configure server-side hooks to protect the main branch and standardize your team's workflow.

Centos

Mastering Image Builder (osbuild-composer) on CentOS Stream 9: Automating ISO and Disk Image Creation

By admin May 23, 2026

A detailed guide on using Image Builder (osbuild-composer) on CentOS Stream 9 to automate custom ISO and Disk Image creation, optimizing your server deployment workflow.

Git

How to ‘Hack’ Git Clone Speed for Multi-GB Repositories

By admin May 23, 2026

Don't let multi-gigabyte repositories slow you down. A detailed guide on using Shallow Clone and Partial Clone to speed up Git, optimize CI/CD, and save disk space.

Linux

Mastering User Namespaces on Linux: Preventing Privilege Escalation Risks

By admin May 23, 2026

User Namespaces are the key to running secure rootless containers on Linux. Learn how UID/GID mapping completely isolates processes from system root privileges.

MySQL

Deploying MaxScale as a Database Proxy: Automatic Read/Write Splitting for MySQL

By admin May 22, 2026

A detailed guide on deploying MaxScale as a Database Proxy for MySQL. Learn how to configure automatic Read/Write Splitting and handle Slave Lag to optimize performance.

MySQL

MySQL Query Rewrite Plugin: Optimize and Fix SQL Queries Without Touching Your Application Code

By admin May 21, 2026

MySQL Query Rewrite Plugin lets you intercept and modify SQL statements at the database layer without changing any application source code. This guide covers installation, configuration, and practical use cases for production environments.

Database

Atlas (Ariga): Database Schema Management as Code and Migration Automation

By admin May 21, 2026

Atlas (Ariga) enables IaC-style database schema management: describe your desired state, auto-generate migrations, lint destructive changes, and detect drift between code and your live database. This article compares Atlas with Flyway/Liquibase and walks through a real-world PostgreSQL setup.

Git

Mastering Git LFS: Handling Huge Files in Professional Repositories

By admin May 21, 2026

Don't let your repository slow down due to heavy files. Here is a detailed guide on installing Git LFS, migrating old repos, and File Locking tips for graphics and game dev teams.

Python

Automating Server Administration with Python Fabric: A Simpler Alternative to Paramiko

By admin May 20, 2026

Forget the complexity of Paramiko; Python Fabric is the ultimate tool for SysAdmins. Learn how to automate SSH, run parallel commands, and manage server clusters efficiently.