After getting a basic Icinga installation up and running in the last part, I’ll describe how to get Icinga Web, the new Ajax-powered web interface for Icinga to work. If you encounter any problems feel free to post a comment or check out the helpful Icinga Docs and Wiki. All parts of my Icinga 1.6 [...]

Since it was time to get rid of Nagios and upgrade to a newer monitoring solution, I decided to check out several different programs and finally decided on Icinga. The main reasons for this decision were the facts that it was actively developed, allowed us to continue using a lot of our existing Nagios plugins [...]

Background: At work we have a web based administration tool for student accounts, notebook rental and different billing processes. So far it’s been using its own user database for authentication. Since the service personal already has Active Directory accounts and matching group memberships it seems appropriate to use these for authorization and authentification. To make [...]

The reason for this post is some bad experience I had recently with one (or in fact multiple) webservices, so excuse me if this sounds a bit like a rant. First of all I’d like to say that I absolutely love webservices. They are one of the greatest things since the invention of sliced bread. [...]

We have a Thecus N8800Pro fileserver to cover the institute’s storage needs. The storage system is connected to a Linux box via a 1Gbit/sec switch and is accessed by NFS. While the read performance was acceptable (about 85MByte/sec) the write performance left much to be desired (just 3MByte/sec). After some research the cause seemed to be the sync setting in /etc/exports which is responsible for synchronous data transfer.

Dec 302010

“About time!” was the first reaction I heard when I told a friend about me working on my new homepage. Several weeks later and just in time for the new year it’s ready for the public. Aside from the static (bilingual) content I’ll try to regular blog posts to keep it interesting. The content of [...]