If you’re a new Linux admin, you probably at least know about sudo. Sudo stands for “super user do” and allows standard users to take admin-level actions, such as installing software. Even though most ...

This select set of Linux commands can help you master the command line and speed up your use of the operating system. When coming up to speed as a Linux user, it helps to have a cheat sheet that can ...

Last week’s column looked at sulog — the file that collects information on switch user activity on many Unix systems — and presented a simple Perl script for summarizing su activity. In this week’s ...

Logging in as the root user should never be done on Linux. Using the root account could lead to disaster. Sudo is the preferred method of gaining elevated privileges. When I first started using Linux ...

To get started as a Linux (or Unix) user, you need to have a good perspective on how Linux works and a handle on some of the most basic commands. This first post in a “getting started” series examines ...