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.

View Cron Jobs

This tutorial will take you through the commands to list, or display your configured Cron Jobs, both for root and for your users.
Read more: View Cron Jobs
Web server configuration — NGINX install on AlmaLinux

This NGINX install guide takes the reader through the web server installation process on AlmaLinux. Then, the optimal NGINX web server configuration and management details are provided.
Read more: Web server configuration — NGINX install on AlmaLinux
What are HTTP status codes?

Learn more about HTTP status codes in this article. HTTP status codes identify tasks and problems encountered while navigating a website. Status codes ranging between 300 and 599 indicate an error.
Read more: What are HTTP status codes?
What is a Cron?

Cron is a time-based job scheduling tool on Linux systems that can run periodically at fixed times, dates, and intervals. It is typically used to automate system maintenance and administration.
Read more: What is a Cron?
What is a File System Check (fsck)?

Support may inform you of the need to fsck your server to perform a file system consistency check.
Read more: What is a File System Check (fsck)?
What Is an inode?

In Linux, an inode describes a filesystem object like a file or directory, storing attributes and data location. It’s akin to a library card, specifying the file’s location and unique to each file in a directory.
Read more: What Is an inode?
What is CloudLinux?

If you have multiple cPanel accounts and domains on your server, you may want to look into CloudLinux as a way to help restrict the amount of memory each user can access with their site. CloudLinux partitions, allocates and limits server resources like memory, CPU and connections for each user. This makes sure that users…
Read more: What is CloudLinux?
What is cURL?

cURL is a useful command-line tool that can load a webpage’s content.
Read more: What is cURL?