Pstree Command in Linux

When working on a Linux machine, sometimes you might need to find out what processes are currently running. There are number of commands that you can use to find information about the running processes, with ps and top being the Read More …

Less Command in Linux

Less is a command line utility that displays the contents of a file or a command output, one page at a time. It is similar to more, but has more advanced features and allows you to navigate both forward and Read More …

How to Kill a Process in Linux

Have you ever faced the situation where you launched an application, and suddenly while you are using the app, it becomes unresponsive and unexpectedly crashes? You try to start the application again, but nothing happens because the original application process Read More …

ls Command in Linux (List Files and Directories)

The ls command is one of the basic commands that any Linux user should know. It is used to list information about files and directories within the file system. The ls utility is a part of the GNU core utilities Read More …

How To Configure DNS (BIND) Server On CentOS 8 / RHEL 8

The Domain Name System (DNS) is a hierarchical distributed naming system for computers, services, or any resource connected to the internet or a private network. It associates various information with domain names assigned to each of the participating entities. It Read More …

Install Python 3 / Python 2.7 on CentOS 8 / RHEL 8

Install Python 3 or Python 2.7 on CentOS 8 / RHEL 8 Linux. RHEL / CentOS 8 has been built with development agility and production stability in mind. The default version of Python in RHEL/CentOS 8 is Python 3.6. But Read More …

Install and Use Podman on CentOS 8 / RHEL 8

How can I install Podman on CentOS 8 / RHEL 8 Linux machine?. RHEL 8 / CentOS 8 has dropped official support for Docker as container runtime. Instead, Red Hat has been working on libpod (Podman’s container management library) which Read More …

How To Create local YUM repository on RHEL 8 using ISO image

Local YUM repository is the place where the rpm packages for Redhat or CentOS are stored and distributed to client servers for software installation and OS updates. This local repository lets you save internet bandwidth as well as the time Read More …

How To Install NTP (Chrony) On CentOS 8 & RHEL 8

The Network Time Protocol (NTP) is a networking protocol for system clock synchronization with remote internet time servers or other sources such as GPS or radio clocks. Accurate timekeeping is crucial in servers for application to work correctly or troubleshooting Read More …

Install and Configure DHCP Server & Client on CentOS 8 / RHEL 8

This guide will walk you through the steps to install DHCP Server & DHCP Client on CentOS 8 / RHEL 8 Linux server. If your question is how do I Install and Configure DHCP Server on CentOS 8 / RHEL Read More …