linux server – Page 3 – ITFROMZERO

Installing PostgreSQL 16 on CentOS Stream 9: A Survival Guide for Production Environments

By admin May 27, 2026

A production-ready guide for installing PostgreSQL 16 on CentOS Stream 9. This article focuses on SELinux, Firewalld security, and practical performance tuning tips.

Centos

Setting Up a Local Yum/DNF Repository: A Lifesaver for Slow Networks or Offline Environments

By admin May 27, 2026

A detailed guide on self-hosting a Local Yum/DNF Repository. An optimal solution to speed up software installation and manage Linux servers in local networks or offline environments.

Network

Deploying FreeRADIUS on Linux: The Standard AAA Solution for Enterprise Wi-Fi and VPN

By admin May 26, 2026

Managing Wi-Fi and VPN with shared passwords poses many risks. This guide helps you install FreeRADIUS on Linux for personalized AAA authentication, enhancing security and professionalism.

Monitoring

Installing GoAccess: Real-time Nginx Log Analysis Made Easy to Replace ELK Stack

By admin May 24, 2026

A guide to installing GoAccess for real-time Nginx log analysis. A lightweight monitoring solution for system admins that uses minimal resources compared to the complex ELK stack.

Ubuntu

Turn Ubuntu into a Print Server with CUPS: A Stable Printing Solution for Small Offices

By admin May 23, 2026

Learn how to set up a Print Server on Ubuntu using CUPS to share USB printers over a local network. A stable, energy-efficient solution that supports Windows, Linux, and macOS.

Virtualization

Effortless KVM Management with Cockpit-machines: Say Goodbye to Bulky Virt-manager

By admin May 14, 2026

Forget Virt-manager—Cockpit-machines is the ultimate solution for managing KVM on Linux servers. Featuring a smooth web interface, it installs in 5 minutes and is extremely RAM-efficient.

Fedora

Configuring VDO on Fedora: How I “Squeezed” 500GB of Data into a 100GB Drive

By admin May 13, 2026

Running out of server disk space? Discover how to configure VDO on Fedora for data compression and deduplication, multiplying your virtual storage capacity.

Centos

Optimizing PHP 8.x on CentOS Stream 9: Real-World PHP-FPM and OPcache Tuning Tips

By admin May 9, 2026

A guide to optimizing PHP 8.x on CentOS Stream 9 based on real-world experience. Learn how to fine-tune PHP-FPM and OPcache for peak performance, lower CPU load, and reduced RAM usage.

Monitoring

Mastering Linux Server Temperature with lm-sensors: Don’t Wait for Your CPU to Overheat

By admin May 8, 2026

Installing lm-sensors is an essential step to protect your Linux server. This guide helps you monitor CPU temperature and fan speed with just a few simple commands.

Ubuntu

Upgrading to Ubuntu Server 24.04 LTS: A Practical Guide to a Safe Finish

By admin May 6, 2026

A practical guide to upgrading Ubuntu Server 22.04 to 24.04 LTS. A safe 5-step process using Screen to prevent network drops and handle package conflicts for Sysadmins.