Is caching preferred over journal disks?

We solve today’s challenge at the advent of code 2020. Come join us and have some fun.

In this video I revisit the topic of cephadm, last time I thought it was not ready for production but I show off some of the improvements that have been done in the process. We talk about the different steps required in the console to get the cluster started and then I look at the…

I’m trying to solve all the Advent of Code puzzles in this video series.

In these videos I try to solve problems in the SANS hacking challange.

I found out today that the java -version command doesn’t work as I expected and there is actually a lot more to this simple command than you think at first glance.

In this video, we look into Ceph erasure coding. This is a feature where you can use more of the available space in your cluster without losing too much redundancy. It’s more complex and gives you the option to have more or less safety.