Linux

Merging and sorting files on Linux

Linux dominates supercomputing

The Linux operating system runs all 500 of the world’s fastest supercomputers, which help to advance artificial intelligence, machine learning and even COVID-19 research.

Digging for DNS answers on Linux

Dig is a powerful and flexible tool for interrogating domain name system (DNS) servers. In this post, we’ll take a deep dive into how it works and what it can tell you.

Summarizing your command usage on Linux

With a modest string of commands, you can get a quick look at what commands you're using on your Linux system and how often.

Some easy choices for encrypting files on Linux

How to decipher Linux release info

Displaying and interpreting information about Linux releases is a bit more complicated than it might seem.

A trick to enable painless file extraction on Linux

Extracting files from archives isn't difficult, but it can be tedious, especially with all the archive naming conventions in use today. But you can make the task a little easier by putting everything you know about the process into a clever little sc

How to stress test your Linux system

Stressing your Linux servers can be a good idea if you'd like to see how well they function when they're loaded down. In this post, we'll look at some tools that can help you add stress and gauge the results.

How to see what users are up to in Linux

In this post, we look at commands that Linux server admins can use to view user activity

How to loop forever in bash on Linux