Xenix 286?

woodelf bfranchuk at jetnet.ab.ca
Wed Feb 22 09:12:41 CST 2006


Brian Wheeler wrote:

> paging is like swapping except using smaller-than-segment chunks (i.e.
> pages).  In a paging system, each segment consists of a  bunch of
> fixed-size pages and each one of those pages can be put on disk (or
> brought back) individually.  When the OS tries to read from one of the
> missing pages, an exception is raised and the memory is loaded from
> disk.
> 
> It wouldn't be so bad if people didn't use them interchangeably, but
> alas they do.

Also back then you used lots less memory for processes.
With a swap page size of 4K that could be your whole working memory
under basic or simple text editor.
Note the PDP-8 I think used a page size of 128 words for its swapping
functions.
> Brian





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