Anton -- ...and then Anton Aylward said... % % On 29/11/17 03:16 PM, David T-G wrote: % > I think (but am not % > sure) even classic ATT v7. % % LOL! % Old v7 was just a swapping system, it ran n the very basic PDP-11 (and others of % that era) that did not have paging and instruction restart. I'll accept that :-) My only PDP-11 experience was sitting at one a few times; I never knew anything about the internals. % % Processes forked by being swapped out, then the in-core version then being given % a new id etc. It wasn't so much 'copy-on-write' as 'copy by writing out to swap'. Ahhhh... Interesting! % ... % A bit theoretical ... but there you have justification. And isn't that what this entire subthread has become? ;-) HH :-D -- David T-G See http://justpickone.org/davidtg/email/ See http://justpickone.org/davidtg/tofu.txt -- To unsubscribe, e-mail: opensuse+unsubscribe@opensuse.org To contact the owner, e-mail: opensuse+owner@opensuse.org