Archive for March, 2007

Xensource and VMWare performance comparison

Saturday, March 31st, 2007

I was discussing Xensource with a potential client a few weeks ago, and was fairly surprised when they pulled out a performance comparison of VMWare and Xen, which showed VMware massively outperforming Xen in several tests. On further inspection, it was fairly obvious that VMWare's tests used the open-source version ...

Puppet and per-domain configuration

Friday, March 30th, 2007

I started deploying puppet at work, after installing it a couple of weeks ago and playing with it. I've got it doing some pretty basic management so far: SSH key management Timezone and Locale NTP Minimum required packages /etc/resolv.conf None of this is overly complicated, but it is very useful for me. SSH key management This is actually ...

Puppet - a system configuration tool

Wednesday, March 7th, 2007

I saw a couple of blog posts about puppet recently. I've been meaning to investigate cfengine for a while now, and puppet was a new angle on the same problem. From the intro: Puppet is a system configuration tool. It has a library for managing the system, a language for ...

mp3gain

Friday, March 2nd, 2007

I had a couple of albums of mp3s that were encoded with really low gain. Rather than re-encode the mp3s (which wouldn't have taken too long), I had a look for tools that would let me normalise these tools. I didn't have a lot of luck, and then yesterday I ...