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PH21649: DEGRADED CPU AND ELAPSED TIME IN REORG APPLICATIONS FOR EXTREMELY LARGE TABLES.

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APAR status

  • Closed as program error.

Error description

  • Degraded CPU and elapsed time in REORG applications for
extremely large tables.

Local fix

  • limit the job to 2 data sorts and 2 index sorts

Problem summary

  • ****************************************************************
* USERS AFFECTED: Users of Db2 Sort for z/OS                   *
****************************************************************
* PROBLEM DESCRIPTION: Degraded CPU and elapsed time in REORG  *
*                      applications for extremely large tables *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************
Code has been changed to fix this problem

Problem conclusion

  • Apply the PTF

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    PH21649
    • 

  • Reported component name
    DB2 SORT FOR Z/
    • 

  • Reported component ID
    5655W4200
    • 

  • Reported release
    210
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2020-01-31
    • 

  • Closed date
    2020-03-13
    • 

  • Last modified date
    2020-05-02
    • 





    

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

    • 

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

    
UI68405
    

    • 



Modules/Macros


    

  •    CNKD1OPT CNKKQ432 CNKT036

    



Fix information


    

  • Fixed component name
    DB2 SORT FOR Z/
    • 

  • Fixed component ID
    5655W4200
    • 



Applicable component levels


    

  • R210  PSY  UI68405
       UP20/04/15  P  F004
    • 



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"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Line of Business":{"code":"","label":""}}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            04 May 2020
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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