[gecode-users] Heap memory exhaustion

[Joe Porter]

A quick note -- just to be sure I downloaded the binaries for Gecode
2.0.1and recompiled/linked against that.  It took a little longer to
run (~11
minutes), but then it stopped with exactly the same results.

Thanks,
-Joe

On Fri, Feb 22, 2008 at 11:36 AM, Joe Porter <joe.porter at gmail.com> wrote:

> I'm having a problem with Gecode 2.0.0 on Windows XP Professional.  My
> application seems to work fairly well on many cases, but I have two cases
> that run for about 9 minutes before declaring that the heap memory is
> exhausted.
>
> I have tried the following:
> 1. Modifying boot.ini to add the /3GB flag to increase the individual
> application memory limit.
> 2. Adjusting a_d and c_d (using DFS).  I have tried (c_d=16, a_d=8) and
> (c_d=20, a_d=1000).
> 3. Recompiling with heap memory reservation increased from 1MB (default as
> I understand) to 8 MB.
>
> All of these lead to the same result.  Here is a printout of the search
> stats:
>
> Ran out of memory!!! (Memory: Heap memory exhausted)
> Stats: Search Stats
>
> Initial
>         propagators:   68
>         branchings:    2
>
> Summary
>         propagations:  37440926
>         failures:      18387289
>         clones:        18387303
>         commits:       36777015
>         peak memory:   646672 KB
>
>
> No matter what I try these numbers do not change.
>
> Thanks in advance for any help,
> -Joe
>
>
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