[TUHS] On the uniqueness of DMR's C compiler

[Ralph Corderoy]

Hi,

Paul W. wrote:
> The compilers were table-driven as much as possible, heavily overlaid,
> and used three scratch files on disk (split-cylinder allocated to
> minimize seek time).

I didn't know the term ‘split cylinder’.  A cylinder has multiple
tracks, each with its own read/write head.  Allocate different tracks to
different files and switching files needs no physical movement or
settling time; just electronically switch R/W head.

-- 
Cheers, Ralph.