Mastering Ubuntu Networking: 10 Essential Commands for Your Next Interview (Expanded Edition)
Networking is a foundational skill for any Linux administrator, developer, or aspiring IT professional. For those working with Ubuntu, a…
2 ways to Check CPU usage in Linux
CPU usage is an important metric for CPU performance in Linux. Today we will learn how to use top and…
Hard Links and Soft Links With Detailed Example In Ubuntu Linux
This is a detailed example to learn the difference between hard links and soft links in Linux. Create two files:…
Hard Links and Symbolic Links In Ubuntu Linux
Hard links and symbolic links are very confusing for Linux beginners. Today we will look at the differences between these…
Troubleshooting High Load Average on Linux
When I first began managing Linux servers, one of the most perplexing metrics I encountered was the load average. At…
4 Steps to Install GUI on Ubuntu Server Quick Guide
In this tutorial, we will learn how to install GUI ( graphical user interface ) on Ubuntu server 20.04. We…
Linux Performance: TCP active/passive/failed connection openings
TCP connection status is a key metric to troubleshooting TCP related network issues. We collect four basic connection status to…
3 Ways to Change User Shell in Linux
On Linux a login shell is a shell given to a user upon login into their user account. Today we…
2 ways to Check Disk space in Linux
How to check disk space is a commonly asked question during a Linux job interview. Disk space usage and disk…
10 important Linux File System Terminology and Concepts
File system is an important part of Linux world. We collect 10 useful file system concepts below to help you…