Linux Howtos, Tutorials & Guides
Monitoring open network ports is one of the most important tasks for system administrators, developers, and network engineers. Every service running on a Linux system communicates over a port, either using TCP (Transmission Control Protocol) or UDP (User Datagram Protocol). Being able to watch TCP and UDP ports in real-time helps detect unauthorized connections, troubleshoot … Read more
the world of system administration, networking is at the heart of server management. Whether you are configuring a new server, troubleshooting connectivity issues, or monitoring network performance, knowing the right Linux Networking Commands is essential for a Sysadmin. Linux Networking Commands for Sysadmins: This guide covers the most important Linux networking commands every Sysadmin should … Read more
This lesson we’re going to talk about how you prioritize processes (manipulate Process Priority in Linux) they’re running on a Linux system. In my previous article, I had explained following concepts and I would request you to read that guides: How Linux handles Processes How to Kill a Process (Terminate a running process) in Linux … Read more
In this lesson we’re going to review how Linux handles Processes. What exactly is a Process? So, what exactly is a Process. For our purposes a process is a program that’s been loaded from a long-term storage of device like the hard disk drive into your system RAM and is currently being processed by the … Read more
In this article, we’ll find out about the How to Kill Linux Process Using Kill, Pkill, and Killall and how to find and terminate a process using different tools and commands in Linux. Let’s spend a few minutes discussing How you go about killing a running process on a Linux system from the shell prompt. … Read more
This lesson we’re going to talk about How you can manage CUPS printers from the command line. Introduction Now as you know you can use the CUPS web-based administration utility to manage the CUPS service running on a Linux system. However, you can also use a variety of different command-line tools to manage CUPS as … Read more
Wget is a command-line utility created by the GNU Project for downloading files from the web. The name is a combination of World Wide Web and the word get. With the help of Wget you can download files using HTTP, HTTPS, FTP and SFTP protocols. Wget Command in Linux with Examples: Wget is created in … Read more
Every Linux admin should know what all action/checklist needs to be performed before/after the Linux OS Patching and server reboot. In this article, we are going to learn Linux OS patching commands Checklist for Pre and Post server Reboot. Introduction Linux Host Patching is a feature in Enterprise Manager Grid Control that helps in keeping … Read more
If you’ve encountered issues related to low disk space on your Linux system, particularly in the /var directory, you’re in the right place. In this article, we’ll walk you through step-by-step solutions to clear var space effectively, ensuring optimal system performance. /var is a standard subdirectory of the root directory in Linux and other Unix-like … Read more
Every Linux admin should know What is iDRAC or iLO IP in a server? and How do I find server iDRAC IP or iLO IP? Here, you’ll delve into various methods to locate the iDRAC or iLO IP addresses, In this article, primarily focusing on command-line tools to learn How to Find iDRAC or iLO … Read more