Drew Weirhousky wrote:
>
> I have a question about how linux deals with memory and swap space. My
> company develops engineering apps for mainly unix platforms and we
> recently started work on porting our software to linux. One of these
> programs is a kinda of modeler that can be relinked depending on the
> size of model you want to work with. Fairly often we work with "X"
> million cell models that require a whole lot of ram. Most of the
> machines we have have at least 2GB of ram and about 4GB of swap. We
> have a dual processor PII 450 machine with 1GB ram and 2.5GB of swap.
> It seems that whenever we try to go beyond a model that requires 1GB of
> memory we get a segementation fault. Is there a limit of some sort? I
How did you create your swap? the maximum swap partition size is 128 MB.
Of course you can bundle a few partitions, and there is a (Kernel?)
variable to alter if you want more than the standard (think it was 8)
swap partitions.
> know there is a 8MB stack limit but that is not the problem. We are
> using suse6.0 with gcc and absoft fortran and a 2.2.2 kernel. Could
> someone point me in the right direction to find out more information?
>
Donīt know wether this changed with the 2.2.x Kernels, but above remarks
suit to the 2.0.x series.
Juergen
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