I do run a small home-server. It is kind of a NAS, only I do much more on it. And it provides much faster disk-access then NAS' of comparable price.
Of course it is running Linux, Ubuntu LTS in my case.
On the following pages I will document some findings with every-day computer usage and server administration.
Due to the statistical distribution of OS-uptime at my place (both private and work), this will be very Linux-centric. There isn't much you can document about an OS you only run around six hours per year for doing your taxes. Apart from the fact that you only use it for taxes...