[GAP Forum] change size of memory used by gap

Dmitrii Pasechnik dima at ntu.edu.sg
Fri Nov 27 04:01:29 GMT 2009


Dear Nasira,

The manual describes how to fix this. You need to edit the registry.
Please see
http://www.gap-system.org/Manuals/doc/htm/ref/CHAP073.htm#SECT017

Best,
Dmitrii
On Fri, Nov 27, 2009 at 07:14:47AM +0800, Nasira Sindhu wrote:
> I wrote a GAP programm which has a big need of memory. I use Win XP Home Editio SP3 on a P4 2,93 GHZ, 2GB RAM.
> With the standard GAP installation, GAP starts with
> C:\GAP4R4\bin\gapw95.exe -o 32m -l C:\GAP4R4\....
>
> With the -o command you can change the size of the memory use, but when I change the memory to something like -o 512m I get an error message while running my programm:
> gap: cannot extend the workspace any more
> gap: Press <Enter> to end program
>
> A look on the system monitor tells me that GAP did not really use the 512 mb.
>
> What is wrong with my -o command?
> Is there another way to get more memory for GAP?
>
>
> Best regards,
> Nasira
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