[cumbria_lug] Slightly Offtopic
Adam Pigg
adam at piggz.co.uk
Fri Feb 18 16:08:52 GMT 2005
Lo
Been on a course this week to learn about an old system we use called a kent
p4000.
Now that is a no messing around operating system....
Fits in 32k
Programmed entirely in pdp11 assembly
Has kernel and user modes
no boot up process....it reads the system from a 2mb memory image on the hd,
you can dump the memory at any time to create a new 'core' image to boot from
in the event of failure
To shut it down, u, um, 'crash' it :) 'command [esc]#crash' :o)
PiggZ
--
web : www.piggz.co.uk
email : adam at piggz.co.uk
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