One of the last things the Linux kernel does during system boot is mount the root filesystem. The Linux kernel dictates no filesystem structure, but user space applications expect to find files with ...

We have looked at the fuser command before to display information about what users or processes are keeping file systems busy. This command can save you a lot of time tracking when you need to quickly ...

GUIs are great—we wouldn’t want to live without them. But if you’re a Mac or Linux user and you want to get the most out of your operating system (and your keystrokes), you owe it to yourself to get ...

If you're new to the UNIX operating system, especially if you're familiar with Windows, you'll find that the file access control mechanisms might not be exactly what you expect. File permissions and ...

While the average Unix user is generally satisfied by the date/time stamps that he sees when using the ls -l command, it is sometimes useful to remember that there are actually several time stamps ...

In my first post on this subject, Btrfs basics, I discussed how to create a simple btrfs filesystem, or a complete btrfs Linux system. The information and examples in that post are going to be ...

Want to get Unix/Linux techies arguing? Besides classic flame wars such as whether vi or EMACS is the better text editor, another surefire way to start a fight is to talk about which file systems are ...

UNIX and Linux System Administration Handbook, Fifth Edition, is today’s guide to installing, configuring, and maintaining any UNIX or Linux system, including systems that supply core Internet and ...

In the intricate landscape of operating systems, two prominent players have shaped the digital realm for decades: UNIX and Linux. While these two systems might seem similar at first glance, a deeper ...