Process accounting is a method of recording and summarizing commands and processes. It’s an option on Linux systems, but you have to enable it and use a particular command to view the details ...

Linux, an immensely powerful and versatile operating system, sits at the heart of countless applications, from tiny embedded devices to massive servers. A pivotal aspect for any user, whether a ...

Creating a lock file (say, in /tmp) is a common approach. On launch, check to see if the file already exists. If it does, exit. Otherwise, create it and continue. This can lead to problems if your app ...

Everyone's heard the term, but what exactly are containers? The software enabling this technology comes in many forms, with Docker as the most popular. The recent rise in popularity of container ...

Linux tip: Many users are all too familiar with using Ctrl+Alt+Del (or, on a Mac, Cmd+Opt+Esc) to kill unresponsive processes. There isn't a comparable keyboard shortcut for Linux by default, but a ...

[Andreas] has created this tutorial on real-time (RT) tasks in Linux. At first blush that sounds like a rather dry topic, but [Andreas] makes things interesting by giving us some real-world demos ...