Jarkko Hermanni Teppo,
 [..]
 > The machine works fine normally, but when starting something memory
 > intensive (eg. something else than bash) like kernel compilations +
 > X + something else (and still staying below 64MB) the machine just
 > hangs solid.

When I have this problem, it usually a sign that my 1542CF (or
something else on the SCSI) wants its edge connectors cleaned...

Another suggestion I could give would be to ramp-down the bus speeds
to the 1542 &| the 64M of memory.

-- 
Chris Baird,, <cjb@brushtail.apana.org.au>