This Soekris-based system works remarkably well as the primary internal production server handling many types of tasks. The only additional hardware installed is a Hitachi Travelstar 5K80-60. A vpn1411 is being considered to speed up SSH-based filetransfers.
With only 128MB ram, this machine runs:
Not too shabby at all.
The hardware is never heavily loaded, of course, but it has never crashed and performs its duties at the speed one would expect from this kind of device.