Article on Unixlib

Peter Naulls peter at
Wed Jan 5 05:17:39 PST 2005

In message <3e707d284d.peter at>
          Peter Naulls <peter at> wrote:

> I don't think there's any meaningful limit on the number; but problems
> arise when a program indicates that a DA may expand considerably.  You
> can then exhaust physical address space quickly.
Logical, of course.  Physical address exhasution is this other issue:

> One consideration here is trying to use, on 26-bit systems, to use low
> memory DAs, in case we want to try and put code in shared memory
> segments.  This might mean we have to allocate DAs shortly after boot.

Peter Naulls - peter at        |
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