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Re: [Help-glpk] xmalloc: no memory available

From: Andrew Makhorin
Subject: Re: [Help-glpk] xmalloc: no memory available
Date: Tue, 18 Dec 2007 23:17:22 +0300

> I've got a model which needs a lot of RAM, event with a few datas, and
> I've got a "xmalloc: no memory available". But it seems that it doesn't
> use all my RAM is it limited to 512RAM or something ? (may be it's
> freebsd which limits it ?)

> Have you got any advice about it ?

> I can see 3 possibilities (may be 4):
> - glpsol using all my RAM (and my swap). --memlim nnn seems to allow
> less RAM but not more RAM.
> - glpsol doing some clustering. Is there any project about it ? any way
> to do that ?
> - change my model (of course) but it's not the purpose of what I should
> do.
> -I've got 7 constraints, may be it would be possible to separate
> them/stock them and merge them ? (I don't really know how glpsol works
> but it seems to be possible)

On which stage this happens? On generating the model or on solving it?

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