The Linux operating system offers a plethora of powerful commands, each designed to perform specific tasks efficiently. One such command is ‘useradd,’ which plays a crucial role in managing user accounts on a Linux system. Whether you are a system…
Managing user accounts and groups is an essential responsibility for Linux administrators. In this tutorial, we will explore a range of Linux commands that enable us to perform fundamental user management tasks. We’ll cover creating new users, creating groups, deleting…
Pstree displays the process parent-child relationship in a hierarchical format on Linux. We can use this command to find the parent or child process easily. The output of this command is quite similar to the output of the ps axjf command…
Bash is a commonly-used shell in many Linux distributions. Bash is a command interpreter. It is a command-line–only interface containing a handful of built-in commands; it has the ability to launch other programs and to control programs that have been…
Ubuntu is a very popular Linux distribution. Many Linux beginners want to learn it but don’t know how to start. Today we will look at how to install Ubuntu system in 2 minutes. After we install it, we can use…
Networking is a foundational skill for any Linux administrator, developer, or aspiring IT professional. For those working with Ubuntu, a deep understanding of its command-line networking tools is not just beneficial but often a prerequisite. This expanded article will delve…
In Linux, a link is a way to reference the same file by more than one name. There are two kinds: hard links and soft links (also called symbolic links or symlinks). They look similar at first, but they behave very differently under the hood. In…
Links let you reference one file by more than one name. Linux gives you two kinds: hard links and symbolic links (symlinks, also called soft links). Both are created with the ln command, but they work very differently. This guide focuses on the ln command syntax, real use…
In this tutorial, we will learn how to install GUI ( graphical user interface ) on Ubuntu server 20.04. We will install ubuntu-desktop in the following example. Four steps to install GUI on Ubuntu Server: What is Ubuntu? Ubuntu…
When a Linux server feels “slow under load,” the problem is often not CPU or memory—it’s what’s happening at the TCP connection layer. Every second, the kernel counts how many connections it initiates, how many it accepts, and how many…
