Introduction ImageMagick is a powerful open-source software suite used for image manipulation, editing, and conversion. It supports a wide range of image formats and provides a comprehensive set of command-line tools for performing various image-related tasks. In this article, we will guide you through the process of installing ImageMagick on RHEL (Red Hat Enterprise Linux), CentOS, and Fedora systems. We will also provide several examples demonstrating the usage of ImageMagick commands. Step 1: Update the System Before installing any software, it is recommended to update your system to ensure you have the latest package information. Open a terminal and run ... Read More

In today's interconnected world, remote access to Linux and Windows machines is essential for efficient system administration and troubleshooting. Guacamole is an open-source clientless remote desktop gateway that allows you to access your machines from anywhere using just a web browser. In this article, we will guide you through the process of installing Guacamole on Ubuntu and demonstrate how to access Linux and Windows systems remotely. Prerequisites Before we begin, ensure that you have the following prerequisites in place − A machine running Ubuntu (version 18.04 or later) with administrative privileges. A stable internet connection. Let's get started! ... Read More

Introduction GNUMP3d is a lightweight and easy-to-use streaming media server that allows users to share and stream their music collection over the internet. It supports various platforms, including RHEL, CentOS, Fedora, Ubuntu, and Debian. In this article, we will guide you through the installation process of GNUMP3d on these Linux distributions, along with several examples and their outputs. Prerequisites Before we proceed with the installation, make sure you have the following prerequisites − A running instance of RHEL, CentOS, Fedora, Ubuntu, or Debian. A user account with sudo privileges. Installation To install GNUMP3d, follow the steps below for ... Read More

Introduction Monitoring the performance and health of your CentOS 7 server is essential for maintaining its stability and optimizing its resources. In this article, we will explore how to install and configure Glances, InfluxDB, and Grafana—a powerful trio of monitoring tools—to gather system metrics, store them in a database, and visualize them in real-time. Glances: System Monitoring Tool Glances is a cross-platform system monitoring tool that provides a comprehensive overview of various system metrics such as CPU usage, memory usage, network activity, disk I/O, and much more. To install Glances, follow these steps − Step 1: Update the System Before ... Read More

As network administrators or anyone dabbling in network troubleshooting, you will often come across the terms 'ifconfig' and 'ip'. Both these commands are used in Unix-based operating systems for network interface configuration, but what makes them different? In this article, we will dissect the differences, delve into some examples and their outputs to understand these commands better. Introduction to Ifconfig Ifconfig (Interface Configuration) is a system administration utility in Unix and Unix-like operating systems to configure, control, and query TCP/IP network interface parameters. It is a part of the net-tools package which has been there almost since the inception of ... Read More

In this article, we will explore LRU(Least Recently Used Algorithm) and FIFO(First In First Out) numerical, their flowcharts and their use cases as well. Least Recently Used Algorithm Popular page replacement algorithms used in operating systems and cache management systems include the LRU (Least Recently Used) technique. By replacing the least recently used page in a cache when a new page needs to be loaded, it seeks to reduce the amount of page faults. Example − Let's assume we have a cache with a capacity of 3 pages and a sequence of page requests: 2, 3, 1, 4, 2, 1, 5, ... Read More

Introduction In the world of blogging, content management systems (CMS) play a vital role in managing and publishing articles. One popular CMS that has gained significant traction among bloggers is Ghost. Ghost is an open-source platform built on Node.js, known for its simplicity, speed, and elegant design. In this article, we will explore how to install Ghost on both Debian and Ubuntu operating systems. We will provide step-by-step instructions along with examples and their respective outputs to guide you through the installation process. Prerequisites Before we begin, make sure you have the following prerequisites − A server or virtual ... Read More

Introduction EHCP (Easy Hosting Control Panel) is a powerful and user-friendly web hosting control panel that simplifies the process of managing web servers and hosting websites. It provides a comprehensive set of features and tools to streamline the hosting experience. This article will guide you through the step-by-step process of installing EHCP on both Red Hat-based distributions (RHEL, CentOS, Fedora) and Debian-based distributions (Ubuntu, Debian, Linux Mint). Additionally, we will include examples and their output to illustrate the installation process. Prerequisites Before we begin, make sure you have the following prerequisites in place − A server or virtual machine ... Read More

Introduction Docker has revolutionized the world of software development and deployment by providing a lightweight and efficient containerization platform. With Docker, developers can package their applications and dependencies into containers, making it easier to deploy and run them consistently across different environments. In this article, we will guide you through the process of installing Docker on CentOS and RHEL 8/7 and provide examples of basic container manipulation. Installing Docker on CentOS/RHEL 8 Preparing the System Before installing Docker, ensure that your system is up to date by running the following commands − $ sudo yum update $ sudo yum install ... Read More

Introduction DNS (Domain Name System) plays a crucial role in translating domain names into IP addresses, allowing users to access websites using human-readable URLs. To enhance DNS performance and reduce network latency, implementing a caching-only DNS server can significantly improve the speed and efficiency of DNS lookups. In this article, we will guide you through the process of installing and configuring a caching-only DNS server in RHEL/CentOS 7. Prerequisites Before proceeding, ensure that you have the following − A server running RHEL/CentOS 7. Root or sudo access to the server. Basic knowledge of the Linux command line. Update ... Read More