IBM Support

RS01286: PERFORMANCE REGRESSION OF FASTPATH

A fix is available

Operational Decision Manager V8.0.1.1 Fix Pack

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • The fastpath algorithm is slower when using one of the fix
packs 8.0.1 , 7.5.0.3 and 7.1.1.5 than with previous versions
The performance regression is more than 50% on the sizing
benchmark with 1000 rules.

Local fix

  • n/a

Problem summary

  • A code change when fixing RS01137 introduced a performance
issue in the evaluation of the variables.

Problem conclusion

  • The code is modified so that performances are comparable to
what they used to be with FastPath

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    RS01286
    • 

  • Reported component name
    WDS FOR RULES
    • 

  • Reported component ID
    5725B6903
    • 

  • Reported release
    750
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt
    • 

  • Submitted date
    2013-04-06
    • 

  • Closed date
    2013-04-10
    • 

  • Last modified date
    2013-04-10
    • 





    

  • APAR is sysrouted FROM one or more of the following:
    

    • 

  • APAR is sysrouted TO one or more of the following:
    

    • 



Modules/Macros


    

  • 999

    



Fix information


    

  • Fixed component name
    WDS FOR RULES
    • 

  • Fixed component ID
    5725B6903
    • 



Applicable component levels


    

  • R750  PSY
       UP
    • 








      
              
                            

              

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Document Information


            

            


                        

            Modified date:
            

            09 February 2022
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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