Author Archives: erik

Improvements to Snapshot Backup Scripts

The snapshot scripts that I blogged about earlier have undergone a number of important changes. I had been having a lot of problems with the cleanup of snapshot volumes and with the deletion of the old backup logical volumes. This … Continue reading

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Git server setup on linux using smart HTTP

After seeing a presentation from Linus Torvalds I decided to read more about git. After looking into git more a I have decided to slowly move to git. New projects will be using git instead of subversion and I will … Continue reading

Posted in Server/LAN | 9 Comments

Initial experiences with the Samsung Galaxy S II and Android

A few days ago, on May 11th, I received my new phone, the Samsung Galaxy S II. This is one of the first dual core phones runnning gingerbread. After a few days of working with it, I must say I … Continue reading

Posted in Misc, Software | 2 Comments

Countdown has started again!

Yes folks! The countdown timer has been started again. This time I decided to renew it a bit and use a bit of javascript with jQuery instead of the good ‘ole java applet. Frames are not supported by your browser … Continue reading

Posted in Fun, Java, Misc | 1 Comment

Processor evolution, will history repeat itself?

It is interesting to see what is going on in the industry with regard to the development of CPUs. In particular, the first dual core smartphones are being released right now and there are even quad core CPUs expected later … Continue reading

Posted in Server/LAN | 1 Comment

Bad quality scales superlinearly

Take any given production process and assume it is not producing good enough quality let’s call it ‘crap’ to make it a bit more expressive. Now, ask yourself what happens if you scale this process by adding more workers and … Continue reading

Posted in Misc, Process/WoW | Leave a comment

Looking back on the Nokia N97

I went to the phone shop today to get ale newer SIM card because it could have been the cause for my reception problems in Switzerland some time ago (so customer service told me). So I told the guy in … Continue reading

Posted in Fun, Misc | 1 Comment

KVM Setup Overview

The server has been running stable now for quite some time in the new setup with several virtual machines providing the actual functionality using Kernel Virtual Machine. The setup is as follows. The host (falcon) is running a linux server … Continue reading

Posted in Server/LAN | 1 Comment

Two worlds meet (1): Automated creation of Yum Repos with Maven, Nexus, and Hudson

This is the first of a series of blogs titled ‘Two worlds meet’ talking about how two technologies can be used together to solve a problem. Mostly one world will be linux or more specifically a virtualized linux setup using … Continue reading

Posted in Java, Server/LAN, Software | 10 Comments

Flexible JDBC Realm for Glassfish

Approximately three years a go I started the development of a simple JDBC based security realm for Glassfish. The reason was that I was migrating from JBoss to glassfish and was running into problems with one application. That application simpy … Continue reading

Posted in Java, Software | 4 Comments