Linux Server Administration

Take control! This is your central resource for Linux server administration. Whether you are logging in for the first time or performing advanced troubleshooting, these guides are designed to help you. You’ll find step-by-step instructions to perform essential tasks, from adding new users and granting sudo permissions to installing and configuring software like Apache, NGINX, or PHP. If you are solving a problem, you will learn how to check your server’s load, manage system services, or find common error logs. From automating tasks with cron to securing your server with SSH keys, these articles will empower you to manage your environment confidently.

Linux Server Administration Articles

146 results

This section provides articles and resources for Linux server administration. The topics cover server management, security, and optimization.

A Guide to Server CPU Performance: Cores, Threads, and Benchmarking with Linux

Is your server slow? Learn how CPU cores, threads, and clock speed affect performance. Find out how to check, benchmark, and upgrade your CPU on Linux.
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Add Users and Grant Root Privileges in Linux

This guide walks you through adding a new user on a Linux server, setting their password, and granting `sudo` privileges from the command line.
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Allowing and Denying Website Access Using .htaccess

Control website access with htaccess rules. Block or allow specific IP addresses, perfect for selective page restrictions on an open site.
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Apache Mod_rewrite

Learn to use Apache’s mod_rewrite to redirect URLs, force HTTPS, create SEO-friendly links, and more with practical .htaccess examples.
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Apache Modules Explained

Apache’s modular design allows for the ability to only use resources on the features and functions you need. Use this article to determine the installed Apache modules on your web server.
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Apache Web Server

Our collection of articles provides technical guides for installing, configuring, and managing the Apache web server on Linux operating systems.
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Automating Server Scripts with Cron

Learn to automate tasks on your Linux server with cron. This time-based job scheduler can run scripts at fixed times, dates, or intervals.
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Change Time Zones on CentOS

Learn to set the correct time zone on CentOS 4/5/6 & 7. Use `ln -s` or `timedatectl`, restart services, & address PHP/NTP issues.
Read more: Change Time Zones on CentOS