[Scip] How to activate/deactivate parallel mode in CPLEX

Luciano Porretta Luciano.Porretta at ulb.ac.be
Tue Jul 15 18:48:47 CEST 2014


 

What if does not work? ;) 

-- 
-----------------------------------------------------------------------------------------
PORRETTA Luciano, PhD Student Tel : 32-2-650 5027
Graphes et Optimisation Mathématique Fax : 32-2-650 5970
Department of Computer Science e-mail : luciano.porretta at ulb.ac.be
Université Libre de Bruxelles http://homepages.ulb.ac.be/~lporrett
Building NO, Campus de la Plaine Boulevard du Triomphe CP 210 / 01
Office: 2N3 202 B-1050 Brussels, Belgium
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On 15 Jul 2014, at 15:34, Ambros Gleixner <gleixner at zib.de> wrote: 

> Dear Luciano,
> 
> you can use the lp/threads parameter,
> 
> SCIP_CALL( SCIPsetIntParam(scip, "lp/threads", ???) );
> 
> Best regards,
> Ambros
> 
> Am 15.07.2014 17:25, schrieb Luciano Porretta:
> 
>> Dear Scip users,
>> I have implemented a MIP using cpp wrapper for column generation using
>> CPLEX as LP-solver.
>> I was wondering if it exists a way to interact with CPLEX options.
>> I was looking inside the file: scip-3.1.0/src/lpi/lpi_cpx.c
>> and the following functions:
>> void* SCIPlpiGetSolverPointer(SCIP_LPI * lpi)
>> SCIP_RETCODE SCIPlpiGetIntpar(SCIP_LPI * lpi, SCIP_LPPARAM type,int * ival )
>> SCIP_RETCODE SCIPlpiSetIntpar(SCIP_LPI * lpi,SCIP_LPPARAM type, int ival )
>> but actually i was wondering if exist a smarter and/or safer way to do it!
>> Best regards,
>> --
>> -------------------------------------------------------------------------------------------------------------
>> PORRETTA Luciano, PhD StudentTel : 32-2-650 5027
>> Graphes et Optimisation MathématiqueFax : 32-2-650 5970
>> Department of Computer Sciencee-mail : luciano.porretta at ulb.ac.be
>> Université Libre de Bruxelleshttp://homepages.ulb.ac.be/~lporrett
>> Building NO, Campus de la PlaineBoulevard du Triomphe CP 210 / 01
>> Office: 2N3 202 B-1050 Brussels, Belgium
>> --------------------------------------------------------------------------------------------------------------
>> 
>> _______________________________________________
>> Scip mailing list
>> Scip at zib.de
>> http://listserv.zib.de/mailman/listinfo/scip
> 
> -- 
> ____________________________________________________________
> Ambros M. Gleixner
> Zuse Institute Berlin - Matheon - Berlin Mathematical School
> http://www.zib.de/gleixner
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> Scip mailing list
> Scip at zib.de
> http://listserv.zib.de/mailman/listinfo/scip

 
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