Recently I had the pleasure of contributing upstream to the OpenStack project! A link to my merged patches: https://review.opendev.org/#/q/owner:+guldmyr+status:merged In a previous OpenStack summit (these days called OpenInfra Summits), (Vancouver 2018) I went there a few days early and attended the Upstream …

We use puppet at $dayjob to configure OpenStack. I wanted to know if there's a lot of unused code in our manifests! From left of stage enters: https://github.com/camptocamp/puppet-ghostbuster Step one is to install the puppet modules and gems and whatnot, this blog post was good about …

Building on the initial post about cfengine we're going to try out some things that may actually be useful. My goal would be to make /etc/resolv.conf identical between all the machines. The server setup is the lustre cluster we built in a previous post. In this post you'll …

Guten aben! Darmstadt is a very beautiful city. It's quite old and there are lots of parks and eh, cool, houses. A person from the UK said yesterday (in the pub Ratkeller) something like this: "A particle physicist's raison d'être is to find complexities, they wouldn't turn away from one …