From time to time I have the possibility to write for the print media. These articles will be listed here in chronological order. Please consider buying the online version of the texts or even the magazine issue if you like the topics. Thanks!

Pulsmesser - Opsview-Monitoring eines KVM-Servers im Clusterbetrieb
Published in the German Linux Magazin 2011/12
Authors: Thilo Uttendorfer, Valentin Höbel, Markus Feilner
Notes: German original version
You can view the online version of the article here.

Im Test: Das Asus Eee Pad Transformer TF101
Published in the German Android User 2011/12
Author: Valentin Höbel
Notes: German original version
You can view the complete online version of the article for free here.

Monitoring with Opsview – Opsview teams up with Pacemaker, Heartbeat, and DRBD.
Published in the US/UK/AU Admin Magazine 2012/Issue #7
Authors: Thilo Uttendorfer, Valentin Höbel, Markus Feilner
Notes: Translated version of the “Pulsmesser” article
You can view more information here.

Log-Wellenreiter – Logfiles überwachen und Aktionen anstoßen
Published in the German Linux Magazin 2012/5
Authors: Thilo Uttendorfer, Valentin Höbel
Notes: German original version
You can view the online version of the article here.

Linux-Multimeter – Systemdiagnose von Vmstat über Netstat bis Dstat
Published in the German Linux Magazin 2012/5
Author: Valentin Höbel
Notes: German original version
You can view the online version of the article here.

Stat Pack – System Diagnosis Tools
Published in the US/UK/AU Linux Magazine 2012/Issue #139
Author: Valentin Höbel
Notes: Translated version of the “Linux-Multimeter” article
You can view more information here.

Log Rider – Monitoring logs with Logcheck and Logsurfer
Published in the US/UK/AU Linux Magazine 2012/Issue #139
Author: Thilo Uttendorfer, Valentin Höbel
Notes: Translated version of the “Log-Wellenreiter” article
You can view more information here.

Stattgegeben – Die Community-Edition von Cfengine 3.4.0 lernt Posix-ACLs
Published in the German Linux Magazin 12/2012
Author: Valentin höbel
Notes: Article about Cfengine 3.4.0 Community Edition
You can view more information here.

Most of these articles also appeared in Magazines of the Medialinx (former Linux New Media) in Brazil.

 

The Joomla Hacking Compendium
Published in the Internet in 2010-12 and in Hacker5 April/2013 (India)
Author: Valentin höbel
Notes: Article about the (in)security of Joomla (extensions)
You can view more information here.