memory usage of code compiled with gcc 3.2

[hektor monteiro x285]

Andrea 'fwyzard' Bocci wrote:

> At 10.54 27/12/2002 -0300, hektor monteiro x285 wrote:
>
>> Hi everyone! I am working with an astrophysical code that uses a lot 
>> of memory (RAM). Basically because of a 3D matrix that I have to 
>> define. I was working with 1G  of RAM before and could run the code 
>> with a cube of 70^3 cells. Recently I bought a new super machine with 
>> 4g of RAM and I am using the gcc 3.2 compiler on linux redhat 7.3. 
>> But I am not able to run more than 70^3 cells on this. Can anyone 
>> give me some clue?? I would think I should be able to do better no? 
>> Is this a linux kernel limitation or gcc or something else??
>>
>> cheers,
>>
>> Hektor
>
>
> What languageare you using ?
> C, C++ or Fortran ?
>
> fwyzard
>
>
>
It is a combination of fortran and c.

Hektor