The newest child in the Ext filesystem family provides better performance and supports bigger filesystems. Are you ready for Ext4?

Klaus Knopper is the creator of Knoppix and co-founder of the LinuxTag expo. He currently works as a teacher, programmer, and consultant. If you have a configuration problem, or if you just want to learn more about how Linux works, send your questions to: klaus@linux-magazine. com

The fast and easy WiFi-Radar is a handy Python-based tool for finding and automatically launching wireless connections.

You can even use Bluetooth as an alternative form of wireless networking. We’ll show you how.

Klaus Knopper is the creator of Knoppix and co-founder of the LinuxTag expo. He currently works as a teacher, programmer, and consultant. If you have a configuration problem, or if you just want to learn more about how Linux works, send your questions to: klaus@linux-magazine. com

I’ve never heard of an admin having to remove disks from a server because of a chronic lack of data, but full disks are part of the daily grind. The du clone ncdu will help slim down your data.

A system monitor lets you query the system’s current health state. If you are unhappy with the spartan Top tool, try one of these easy alternatives.