Immersive Computing and the Experiential Age

Immersive Computing and the Experiential Age
In the past year or so I have been closely following and partially involved in the Virtual Reality space. Interesting things are happening in the VR space since about 2012, when Oculus and Palmer Lucky brought in the consumer VR revolution in the form of DK1. A short summary for those, who have not been ...

Experiments with dead space reclamation and the wonders of storage over-provisioning 1

Experiments with dead space reclamation and the wonders of storage over-provisioning
I am in the process of setting up a home storage server that will rely heavily on over-provisioning. You can read more about my previous VMware – FreeNAS – ZFS experiences in other articles. In this article I will conduct several experiments showing how available disk space fluctuates at various layers in the system. This ...

Quirks of ZFS interoperability 3

Quirks of ZFS interoperability
My main tech project in the last few month has been an all-in-one home lab. The lab is a high-end PC running a hypervisor, which hosts VMs and provides a flexible infrastructure for experiments. One of the main components of such a setup is a storage VM that provides storage to other VMs, while giving ...

Dissecting a broken hard disk drive

Dissecting a broken hard disk drive
A year ago I had an unfortunate accident, in which I dropped a barely used 2TB WD Green drive. It fell from about 30cm height onto a hard surface, creating a noticeable dent on the outside. It stopped working on the spot, making unusual sounds and cycling down instead of operating normally. On the one ...