I've decided that to harden my server, I'd like to run the Web server and DNS server in separate jails. I currently use Debian GNU/Linux 3.0 (Woody), and so I was thinking of using User-Mode Linux to ...

In my May 2006 Paranoid Penguin column, I expounded on the virtues of Debian 3.1's excellent support for virtualization environments, including User-Mode Linux. In that same issue, in the article ...

Editor's Note: This content is excerpted from Chapter 11 of Linux Debugging and Performance Tuning: Tips and Techniques, authored by Steve Best, ISBN 0-13-149247-0 ...

I've had this idea in my head ever since User-Mode Linux first released- I want to build a bare system that will handle hardware access and allocation, so that I can build and destroy guest systems ...

LynuxWorks today introduced a PowerPC version of User-Mode Linux (UML) based on the latest Linux 2.6 kernel and available for PowerPC G5. LynuxWorks’ UML software will run on a LynuxWorks’ BlueCat ...

Learn how run levels are configured and how you can change the run level interactively or modify what services are available. On Linux systems, run levels are operational levels that describe the ...

An old joke is that Emacs is a text editor with an operating system included, given that its extensibility and customization often goes far beyond traditional text editors. Part of its well-earned ...