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PK66110: INCREASED ELAPSED TIME AND HIGH CPU IN OPERATIONAL SUMMARIES FOR LOOP IN CQMMSSQX +X'CAA' OR +X'CA0' COUNTER IN CQMSDA WRAPS

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APAR status

  • Closed as program error.

Error description

  • * Inflated Elapsed times in operational summaries when
monitoring workloads with parallel processing.

* Also, a logic error is being corrected that can occur
  in CQMMSSQX+CAA when the retry counter overflows.

  Loop looping

Local fix

  • A daily restart of CQM should be scheduled, to release the pages
involved in the overlay and the storage constraint.

Problem summary

  • ****************************************************************
* USERS AFFECTED: All users of IBM DB2 Query Monitor.          *
****************************************************************
* PROBLEM DESCRIPTION: Inflated Elapsed times in operational   *
*                      summaries when monitoring workloads     *
*                      with parallel processing.               *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************
Code changes have been made to address these issues.

Problem conclusion

  • Apply PTF.

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    PK66110
    • 

  • Reported component name
    DB2 QUERY MONIT
    • 

  • Reported component ID
    5655E6701
    • 

  • Reported release
    230
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    YesHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2008-05-15
    • 

  • Closed date
    2008-10-15
    • 

  • Last modified date
    2009-10-23
    • 





    

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

    • 

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

    • 



Modules/Macros


    

  •    CQM#STMT

    



Fix information


    

  • Fixed component name
    DB2 QUERY MONIT
    • 

  • Fixed component ID
    5655E6701
    • 



Applicable component levels


    

  • R230  PSY  UK40741
       UP08/10/30  P  F810
    • 



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":"230"}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            30 March 2021
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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