traceroute command in Linux with examples

This traceroute command guide follows my previous 90 Linux Commands frequently used by Linux Sysadmins article. As time allows, I will continue to publish articles on the 90+ commands geared toward Linux sysadmins and Linux power users. Let’s continue this series with the traceroute command. When it comes to troubleshooting network connectivity and understanding the journey of your data packets […]

ping command in Linux with examples

This ping command guide follows my previous 90 Linux Commands frequently used by Linux Sysadmins article. As time allows, I will continue to publish articles on the 90+ commands geared toward Linux sysadmins and Linux power users. Let’s continue this series with the ping command. The Linux command line is a treasure trove of powerful tools that can help you […]

60 Linux Networking commands and scripts

Recently, I wanted to test network throughput via command line with at least 3 tools. For the life of me, I could not remember iperf. Not being able to remember previously used command line tools is frustrating and something we can all relate to. So I created a go-to list of network tools for myself. […]

bottom (btm) – A Comprehensive System Resource Monitor

Today, I learned about bottom – yet another command line process/system monitoring tool. I’m probably late to this one, however, I want to quickly share this tool with readers. Have you ever found yourself needing a detailed and real-time overview of system resource usage on your server or computer? Specifically for Linux, there are various […]

Free vs. Available Memory in Linux

At times, we will need to know precisely how our Linux systems use memory. This article will examine how to use the free command-line utility to view memory usage on a Linux system. In doing so, we will clearly define the difference between free vs. available memory on Linux systems.   Free vs. Available memory […]

What is iowait and how does it affect Linux performance?

iowait (wait, wa, %iowait, wait%, or I/O wait) is often displayed by command-line Linux system monitoring tools such as top, sar, atop, and others. On its own, it’s one of many performance stats that provide us insight into Linux system performance. I/O wait came up in a recent discussion with a new client. During our support […]

Remove Snap Ubuntu 22.04 LTS

The first thing I did after installing Ubuntu 22.04 LTS was to remove Snap and its snap packages completely. I’m not proud of that approach as I have nothing against snap packages per se; I simply enjoy using apt (advanced package tool).   Update: A member of our community forums suggested the following: “…you could […]

btop – the htop alternative

Have you ever experienced slow application performance on a server and wondered which process was causing the bottleneck? In a production server environment, monitoring system performance and hardware resource usage in real-time is crucial. That’s where system monitoring tools come in handy. And, with the availability of numerous command-line system monitoring tools, you’re spoiled for […]

man command in Linux /w examples.

The man command in Linux is your gateway to comprehensive documentation for almost every command and aspect of the Linux operating system. It’s like having a manual at your fingertips for understanding and mastering Linux. In this article, we’ll explore the essentials of using the man command in Linux, complete with practical examples to help […]

apropos command in Linux /w examples.

The apropos command in Linux is a powerful tool for discovering and searching for commands and their descriptions. It’s like a command-line encyclopedia that helps you find the right command for a specific task. In this article, we’ll dive into the essentials of using the apropos command in Linux, complete with practical examples to help […]

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