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PM80754: PERFORMANCE IMPROVEMENT FOR INDEX SORTS

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APAR status

  • Closed as program error.

Error description

  • CPU time is reduced for index sorts with fixed-length data with
keys that are longer than 128 bytes

Local fix

  • 



Problem summary


    

  • ****************************************************************
* USERS AFFECTED: Users of DB2 Sort.                           *
****************************************************************
* PROBLEM DESCRIPTION: CPU time is reduced for index sorts     *
*                      with fixed-length data with keys that   *
*                      are longer than 128 bytes.              *
****************************************************************
* RECOMMENDATION: APPLY the PTF.                               *
****************************************************************
Code has been changed to correct this condition.

    



Problem conclusion


    

  • APPLY the PTF.

    



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    PM80754
    • 

  • Reported component name
    DB2 SORT FOR Z/
    • 

  • Reported component ID
    5655W4200
    • 

  • Reported release
    130
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt
    • 

  • Submitted date
    2013-01-16
    • 

  • Closed date
    2013-01-23
    • 

  • Last modified date
    2014-02-28
    • 





    

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

    • 

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

    
UK91134
    

    • 



Modules/Macros


    

  •    CNK0SETU

    



Fix information


    

  • Fixed component name
    DB2 SORT FOR Z/
    • 

  • Fixed component ID
    5655W4200
    • 



Applicable component levels


    

  • R130  PSY  UK91134
       UP13/01/26  P  F301
    • 



Fix is available


    

  • Select the PTF appropriate for your component level.
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              [{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSC7VAA","label":"Db2 Sort"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"1.3.0","Edition":"","Line of Business":{"code":"","label":""}}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            28 February 2014
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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