Silicon Graphics O2 R5000 with 128MB memory. Beautiful design. Runs Debian Sarge. Some zealots are of the opinion that it’s heresy to run anything else than IRIX on this computer.

o2:/home/pvz# cat /proc/cpuinfo
system type : SGI O2
processor : 0
cpu model : R5000 V2.1 FPU V1.0
BogoMIPS : 0.00
byteorder : big endian
wait instruction : yes
microsecond timers : yes
tlb_entries : 48
extra interrupt vector : no
hardware watchpoint : no

uname -a Linux o2 2.6.11-1-r5k-ip32 #1 Wed Jun 8 19:55:23 CEST 2005 mips64 GNU/Linux

http://www.cyrius.com/debian/o2/ Starting point for installing Debian on the O2, with links, instructions and installer image.

http://www.reputable.com/o2.html O2 Haiku

I must write Haiku,
About the machine I love.
Seeking therapy.