July 2021

Linux is a multi-user and multi-task operating system. It supports more than one user and can run multiple processes simultaneously. Technically, that is not the case; the Linux kernel uses scheduling and other process management methods…

Linux is known for its broad functionality and the hands-on approach it offers its users. This same functionality comes into play when you want to create Archives on Linux, compressed files. Tar commands, short for tape archive, let you…

Apart from cd, rm, cp, and a handful of other commands, ls is the most basic command any Linux user should know. Its primary use is to show files and directories within a file system and giving detailed information. It is available in all…

A process is an instance of a running program. Any program you execute in a Linux shell spawns a new process that’s identifiable using a process name and a Unique Process ID. As a system administrator, you will need to be  familiar with…

Tape Archive or tar is a file format for creating files and directories into an archive while preserving filesystem information such as permissions. We can use the tar command to create tar archives, extract the archives, view files and…

Secure SHEEL, commonly known as SSH, is a popular open-source network protocol used to secure connections from a client to an SSH server. SSH allows remote control of the target host, port forwarding, executing commands, and files…

This tutorial will walk you through how to extend your XFS Filesystem without LVM. NOTE: I tested the concepts in this tutorial on a CentOS 8 system. However, the approaches discussed will work on any System using the XFS File system. Step…

Certain tasks are pretty easy to perform, but many users get stuck because they are unaware of their proper functionality. When a user shifts to a different platform, these minor operations become time-consuming, and one of those tasks is…

A hosts file is responsible for mapping every website’s domain name with its IP address in every operating system. In simple words, it means that whenever we access any domain on our system, the operating system tries to search the hosts’…

The very basic commands and easily implementable ones are known to be the Linux Top commands. These are used to show the processes and their details. It shows the summary of information of all the running processes in the system. This…