[rescue] Vaxstation 4000VLC

[Maciej W. Rozycki]

On Sun, 25 Feb 2024, William Barnett-Lewis via rescue wrote:

> Point given. I was coming from a mainly Unix background and was remembering
> that mostly.
> 
> >    I beg to differ about 24MB of RAM being a limitation on a VAX.  In a
> > previous life we ran an 11/750 (roughly 1/12th the speed of the VLC but
> > with much better I/O) with 8MB of RAM, had a dozen people on it every
> > day.  Performance was fine, some paging but not bad. (and not too
> > painful with fast I/O)  24MB goes a whole lot further on a VAX than it
> > would on, say, on a SPARC.

 Well, the VAX architecture has a much higher code density than any RISC 
one, so naturally programs will take less memory/storage space.  It also 
depends on the quality of compilers of course.  Now the amount of space 
occupied by data sadly doesn't change between CISC and RISC architectures.

  Maciej