2012

Statistics from Freebox Revolution into Xymon server

       766 words, 4 minutes

For those who may not know, the “Freebox Revolution” is the 6th release of the access box from the French ADSL/FTTH provider named “Free”. In my case, it provides Internet access via FTTH. The box has a Web management interface from where you can configure and check statistics. The only “sad” news is that it does not provide any SNMP service. The only way to keep a eye on what goes through the ports is to log on the Web interface. Here’s how I use the Web interface to grab metrics and show them in Xymon.

Continue reading...


Freebox (6) Revolution statistics in your Web page

       253 words, 2 minutes

The Freebox Revolution has a nice management GUI which provides metrics about in/out traffic. Unfortunately, it can only be seen from the management pages when you’ve been authenticated. Here’s a way to script the grab of the traffic pictures to show them in any Web page.

Continue reading...


Show last 24 hours in Xymon trends

       71 words, 1 minutes

By default, Xymon’s trends show metrics for the last 48 hours. Should you want to “only” get the last 24 hours on the main “trends” page, you have to edit the xymon/server/etc/xymonserver.cfg and edit or add the TRENDSECONDS variable. 86400 will render only the last 24 hours. Note that TRENDSECONDS is optimized for the default RRDWIDTH and INTERVAL values. Setting random or too small TRENDSECONDS may lead to ugly graphics rendering.

Continue reading...


Great source of information on using RRDtool

       54 words, 1 minutes

I’m (once again) in an RRDtool coding time and I found this (dead?) blog, full of really nice explanations and examples on how to enlighten your RRDtool graphs. I’m actually using the information to render my Xymon metrics in a better way. Be sure to read the Circles of Archimedes for pretty stylish graphs!

Continue reading...


Monitor VMware vSphere from FreeBSD using the Perl SDK

       450 words, 3 minutes

VMware provides a CLI and a Perl SDK that allows managing and monitoring vSphere and ESXi environment from Windows and Linux. The Perl SDK is also available in the FreeBSD ports tree. Here’s how to install and, basically, use the VMware Perl SDK on FreeBSD.

Continue reading...


7 / 15