[SCIP] Fscip run time
Thorsten Koch
koch at zib.de
Wed Jan 17 22:01:56 CET 2024
Hi Pedro,
this problem is too small and easy to profit from Fiber SCIP.
You only have 1 or 3 nodes. fscip parallelizes on a node basis. There is nothing to parallelize.
BR Thorsten
Am 17.01.24 um 20:49 schrieb Pedro Matias Carrancio:
> Hello Scip Team.
>
> I solved a MINLP by running scip in python with Pyscipopt.
>
> It ran ok , I had optimal response in 25 seconds. I exported the model in attached file. (modelMM.cip)
>
> image.png
>
> Now, I´m trying to solve the same MINLP with fscip.
>
> It run well too, but it takes longer.
>
> -sth 1
>
> image.png
>
> image.png
>
> And the greater the number of threads, the greater the delay.
>
> -sth 3
>
> image.png
>
> image.png
>
>
> It´s right? I expected that with more threads the time would improve and that with one thread the time would be similar to that of pysicpopt.
>
> Any help is appreciated.
>
> Thanks.
>
>
> Pedro Carrancio.
>
>
>
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--
The important thing is not to stop questioning.
Curiosity has its own reason for existing. -- Albert Einstein
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Prof. Dr. Thorsten Koch / Technische Universität Berlin
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koch at zib.de / Zuse Institute Berlin (ZIB)
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