Decision Optimization

Decision Optimization

Delivers prescriptive analytics capabilities and decision intelligence to improve decision-making.


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  • 1.  doopl with IBM CPLEX Optimizer Deployment Entry Edition

    Posted 02/26/19 01:27 PM

    Originally posted by: Carlos_Socarras


    Hello guys,

    I would like to know if is it possible to run a model.mod using doopl with CPLEX Optimizer Deployment Entry Edition installed in Redhat Linux 64 server?. 

    How can we set up the OPL binaries or the path in the server needed to run doopl?

    We already work with doopl in Mac very well

    https://www.ibm.com/developerworks/community/forums/html/topic?id=35044402-9978-4e83-b5a2-c713a2b7c18e&ps=25

    Thanks

    Carlos Socarrás


    #DecisionOptimization
    #OPLusingCPLEXOptimizer


  • 2.  Re: doopl with IBM CPLEX Optimizer Deployment Entry Edition

    Posted 02/27/19 10:15 AM

    Originally posted by: Viu-Long Kong


    Hello,

    It works the same way than on mac, ie you should have a CPLEX_Optimizer128/opl/bin/x86-64_linux directory containing the opl shared library and you want your system to be aware of that by adding that directory in the shared library search path.

    On Linux, it's LD_LIBRARY_PATH

     


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    #OPLusingCPLEXOptimizer


  • 3.  Re: doopl with IBM CPLEX Optimizer Deployment Entry Edition

    Posted 03/07/19 02:55 PM

    Originally posted by: Carlos_Socarras


    Hello Viu-long

    I set  LD_LIBRARY_PATH as you said but I have some problems 

    export PATH=$PATH:/opt/ibm/ILOG/CPLEX_Studio128/cplex/bin/x86-64_linux/

    export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/opt/ibm/ILOG/CPLEX_Studio128/opl/bin/x86-64_linux/

     

    Could you help me to figure out the problem?

    Thanks

    Carlos Socarrás

     

     


    #DecisionOptimization


  • 4.  Re: doopl with IBM CPLEX Optimizer Deployment Entry Edition

    Posted 03/08/19 03:58 AM

    Originally posted by: Viu-Long Kong


    Hi,

     

    This looks like a locale problem. I'm not super familiar with those on linux, but I would first check that the locale you are using are actually available on your machine.

    (run command locale without parameter to have the LC_* environment variables and make sure the locales are available with locale -a )

     


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    #OPLusingCPLEXOptimizer


  • 5.  Re: doopl with IBM CPLEX Optimizer Deployment Entry Edition

    Posted 03/08/19 09:56 AM

    Originally posted by: Carlos_Socarras


    Hi Viu-Long

    When I ran the command locale identified that "LC_ALL=    " was empty. So next  steps was: 

    vi /etc/environment

    and insert these lines:

    LANG=en_US.utf-8

    LC_ALL=en_US.utf-8

    So problem solved.

    Thank you very much

     

    Carlos Socarrás

     


    #DecisionOptimization