I once locked myself out of my files with a simple mistyped command. This was the first time I rendered my Linux installation unusable, and it was because I didn’t understand permissions. While I ...

Linux system administration encompasses managing the software and hardware of Linux systems, which can be complex, especially for those new to Linux or managing multiple systems. Fortunately, Webmin, ...

Linux is so quietly ubiquitous that many people don't realize how often they interact with it. Servers running Linux are churning away every Google search, or Facebook message posted, and all Android ...

In today's open source roundup: Become a Linux system administrator and rake in the cash. Plus: A look back at the top ten distros of 2014, and how Linux can be more successful on the desktop The ...

Removing sudo rights from CentOS (top) and Ubuntu (bottom). How to create a new user with admin privileges on Linux Your email has been sent If you’re a Linux system admin, you probably find yourself ...

In recent times, the security aspect of information technology has received considerable attention, and large organizations have dedicated security teams to keep tabs on vulnerabilities in their ...

If you're looking for an easy tool to help keep your Linux systems running smoothly,here's your guide to installing and using the GUI optimizer, Stacer. If you administer Linux desktops or servers, ...

The sar command can provide detailed system metrics on just about every aspect of system performance. You can query it on as as-needed basis or set it up to provide daily reports. Sar is a system ...

The way the Linux file system is laid out makes perfect sense. I've been using Linux for so many years that I can't imagine another file system making more sense. When I consider how the Windows file ...

Quick: If someone says "cool new technology," what do you think of? Odds are pretty good that NetWare and NDS won't come to mind first. Chances are, you're thinking of Java, Lindows, or some new ...