Author Archives: erik

Creating a USB install for Centos 6.4

The days of rotating disks for storing information and in particular for installing OSes are nearing their end. Why rely on something with rotating parts for storing data in the 21st century? Unfortunately, not every software vendor has caught up … Continue reading

Posted in Devops/Linux, Software | 4 Comments

Java from the trenches: improving reliability

Java and the JVM are great things. In contrast to writing native code, making a mistake in your Java code will not (or should not) crash the virtual machine. However, in my new position working for a SAAS company I … Continue reading

Posted in Devops/Linux, Java, Software | 1 Comment

Why do developers write instead of reuse?

I am frequently amazed at the amount of software that is being written instead of simply looking around and reusing what’s already available. In practice I have seen a lot of reasons for this: Our problems are unique: The misconception … Continue reading

Posted in Software | 2 Comments

Moving countdown

Yes folks! The countdown timer has been started again. This time it is counting down to the time when the move really starts and first boxes will be loaded onto a truck towards my new home. Frames are not supported … Continue reading

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Moving

The last time I moved to a different city was 13 years ago. And before that time I had been moving every two years or so. So when I finally settled in 1998, I decided that I was going to … Continue reading

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Nested Logical Volume Management for VMs

Towards a more consistent virtual machine setup using nested logical volume management. I.e. the host/hypervisor allocates storage for virtual machines using logical volume management. The virtual machine itself partitions these virtual disks and uses logical volume management again to simplify management. This blog describes how I migrated and existing VM to use this approach as well.
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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 Devops/Linux | 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