Posts

Change Group Ownership in Linux with the chgrp Command

#  Change Group Ownership in Linux is a useful tool for changing the group ownership of files and directories. In this post, we'll cover what the chgrp command is, how to use it, and some examples of its usage. To change the group ownership of a file or directory in Linux using the chgrp command, follow these steps: What is the chgrp command? In Linux, every file and directory has an owner and a group associated with it. The owner of the file is responsible for its contents, while the group ownership is used to control access to the file by other users. The chgrp command is used to change the group ownership of a file or directory. How to use the chgrp command to  Change Group Ownership Open a terminal or shell on your Linux system. The basic syntax of the chgrp command is as follows: chgrp [OPTIONS] GROUP FILE Where GROUP is the name of the group you want to change the ownership to, and FILE is the name of the file or directory you want to change the ownership of. Some common op

How to Install Adminer on Ubuntu for Efficient Database Management

Image
 In this tutorial, we will Install Adminer on Ubuntu.  Adminer is a database management tool that allows you to mangage multiple types of databases.  It is similar to other tools such as phpMyAdmin and offers features such as data browsing, editing, and SQL command execution.  You can download the latest version of Adminer from the official website at https://www.adminer.org /. To install Adminer on Ubuntu, you can follow these steps: How does Adminer work ? Adminer works by providing a web-based interface for managing databases. When you access Adminer through a web browser, it connects to the specified database and displays a set of tools for managing the data and structure of the database. Some of the main features of Adminer include: Data browsing: Adminer allows you to view and search through the data in the tables of your database, including the ability to sort and filter the data. Data editing: You can use Adminer to add, edit, and delete records in your database tables, as well

How to check Disk is SSD or HDD on Linux

Image
In this tutorial, How to check Disk is SSD or HDD on Linux . Solid-state drives (SSDs) are fast, silent, and less prone to failure than traditional hard disk drives (HDDs). HDD store information on a rotating disk known as a platter SSD use flash memory to store and persist data. Using lsblk command to check HDD or SSD lsblk -o name,rota | tail If you get a 1 then the disk is an HDD. A 0 (zero) on the column rota is SSD. The output terminal as below: Using the cat Command cat /sys/block/sda/queue/rotational If the result is 1, then the disk is an HDD. the output 0 ( zero) that disk is ssd. The output terminal as below:  

Mastering System Monitoring with htop on Linux: Installation and Usage Guide

Image
In this tutorial, we'll explore the installation and utilization of the 'htop' command in Linux . Htop is a powerful and user-friendly command-line tool that provides an interactive process viewer, allowing users to monitor system resources and manage processes with ease. Let's delve into the steps for installing and leveraging this handy utility.   Install htop command Linux in Linux If your use Debian/Ubuntu, The following command line below: sudo apt install htop or, If your use Fedora/RHEL/CentOS sudo dnf install htop One your done with the installation, In the terminal the basic you use htop command CPU usage bar     Memory bar Green : Memory being utilized by system processes. Blue : Memory used by buffer pages. Orange : Memory allocated for cache pages. Sort processes based on Resource Consumption  Press F6 as the picture below: Search for a specific process Press F3 and you a search prompt as show below: Filter ongoing processes Press F4 and you a search prompt