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PH35218: EXPLOIT THE DB2SORT BLOCK LEVEL INTERFACE FOR PERFORMANCE IMPROVEMENT

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APAR status

  • Closed as program error.

Error description

  • Db2 HPU can exploit the DB2SORT block level interface that
allows performance improvement of the sorts performed outside of
Db2.

Local fix

  • 



Problem summary


    

  • ****************************************************************
* USERS AFFECTED: Users of Db2 High Performance Unload         *
*                 for z/OS                                     *
****************************************************************
* PROBLEM DESCRIPTION: Db2 HPU can exploit the DB2SORT block   *
*                      level interface that allows performance *
*                      improvement of the sorts performed      *
*                      outside of Db2.                         *
****************************************************************
* RECOMMENDATION: Apply the PTF                                *
****************************************************************
Exploit the DB2SORT block level interface for performance
improvement

    



Problem conclusion


    

  • Code has been changed to fix this problem

    



Temporary fix


    

  • 



Comments



APAR Information




    

  • APAR number
    PH35218
    • 

  • Reported component name
    DB2 HI PERF UNL
    • 

  • Reported component ID
    5697F4400
    • 

  • Reported release
    510
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2021-03-10
    • 

  • Closed date
    2021-03-23
    • 

  • Last modified date
    2022-01-28
    • 





    

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

    • 

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

    • 



Modules/Macros


    

  • INZCHECK INZCRX10 INZCRXSM INZCRXSQ INZTPMEM INZUTILK

    



Fix information


    

  • Fixed component name
    DB2 HI PERF UNL
    • 

  • Fixed component ID
    5697F4400
    • 



Applicable component levels


    

  • R510  PSY  UI74571
       UP21/03/30  P  F103
    • 



Fix is available


    

  • Select the PTF appropriate for your component level.
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              [{"Line of Business":{"code":"LOB10","label":"Data and AI"},"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSZJXP","label":"DB2 Tools for z\/OS"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"5.1.0"}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            29 January 2022
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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