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From: Simon Wright <simon@pushface.org>
Newsgroups: comp.lang.ada
Subject: Re: Storage_Size in a Simple Program
Date: Mon, 22 Oct 2018 05:00:18 +0100
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Date: 2018-10-22T05:00:18+01:00
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csampson@inetworld.net (Charles H. Sampson) writes:

> I've got a conceptually simple program that uses a lot of memory. It is
> highly recursive (using a lot of stack) and also puts a lot of stuff on
> the heap. Is there any way to specify that a lot of memory is needed
> other than pragma Storage_Size?
>
> As it is, I have three totally artificial tasks hidden in packages. The
> packages' entry routines are simply pass-throughs to their embedded
> task's entries. There are no concurrency issues because the simple
> program is single-threaded at heart.
>
> Is that it? That's a lot of baggage just to give permission to use more
> memory, particularly when there's a lot of memory lying around now.

You can increase the maximum stack size (up to some system-set limit,
berween 32 MB and 64 MB here) by ulimit -s <kbytes>.

ulimit -a says the max memory size and the virtual memory are both
unlimited, but of course there has to be a limit (2**64 - 1!).

https://ss64.com/osx/ulimit.html
https://serverfault.com/questions/15564/where-are-the-default-ulimits-specified-on-os-x-10-5
https://wilsonmar.github.io/maximum-limits/