In this issue, sys admin columnist and tool veterinarian Charly Kühnast invites Sysdig, the jack-of-all-trades among system diagnostic tools, into his surgery for a quick checkup. The project promises to unite the functionality of lsof, iftop, netstat, tcpdump, and others.

LFTP is an alternative to the FTP command set, which supports many protocols and offers countless parameters.

A terminal emulator with innovative features makes working from the command line easier and more efficient.

A hidden utility in the LibreOffice toolbox, unoconv offers a wide array of import and export filter options for use at the command line.

How many users can the database take? When does a CMS throw in the towel? In order to explore performance limits, Charly Kühnast uses the Tsung load generator instead of human users as beta testers.

Sys admin columnist Charly Kühnast has an electronic note box in which he collects ideas and small snippets of code. He calls it his "quarry" and is taking this opportunity to offer up some collectors' items to regular readers.

The name of the tool that columnist Charly Kühnast recommends this month may sound like the Teletubbies, but it is but far from infantile when it comes to functionality. In fact, inxi provides detailed and precisely controllable hardware and system usage information for the host computer.

Stacer is a handy graphical tool for cleaning up your Linux system.

One false click can quickly delete important data, or even an entire partition. If a backup tool is missing, only a rescue specialist can help.

Diff and merge: They're not just for developers.