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PM72029: INCREASING CPU AND STORAGE USAGE WHEN USING NTH STATISTICS

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APAR status

  • Closed as program error.

Error description

  • CPU CREEP.  STORAGE LEAK, ORPHANED BLOCKS CAUSING DQE
CHAINS TO INCREASE IN SIZE, FRAGMENT AND IMPACT VSM
CPU CREEPS UP SLOWLY OVER TIME

Local fix

  • n/a

Problem summary

  • ****************************************************************
* USERS AFFECTED: OMEGAMON XE for DB2 PE/DB2PM                 *
*                 users of component:                          *
*                 -   NTH-Near Term History                    *
****************************************************************
* PROBLEM DESCRIPTION: Storage usage increases over time when  *
*                      using NTH statistics.  CPU usage may    *
*                      or may not noticeably increase.         *
*                                                              *
****************************************************************
* RECOMMENDATION: Apply this PTF                               *
*                                                              *
****************************************************************
PROBLEM SUMMARY:
Storage usage grows when collecting statistics for NTH.  As a
result, CPU usage can increase over time.

PROBLEM CONCLUSION:
Free storage appropriately.

Problem conclusion

  • Free storage appropriately.

KEYWORDS : HIGH CPU MEMORY LEAK NTH STATISTICS

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    PM72029
    • 

  • Reported component name
    OM XE DB2PE/PM
    • 

  • Reported component ID
    5655OPE00
    • 

  • Reported release
    510
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2012-08-31
    • 

  • Closed date
    2012-12-27
    • 

  • Last modified date
    2017-06-21
    • 





    

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

    
PM70273
    

    • 

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

    
UK90633 UK90634
    

    • 



Modules/Macros


    

  •    KO2DDSBA KO2DDSBK KO2DDSB2

    



Fix information


    

  • Fixed component name
    OM XE DB2PE/PM
    • 

  • Fixed component ID
    5655OPE00
    • 



Applicable component levels


    

  • R510  PSY  UK90633
       UP12/12/29  P  F212
    • 

  • R511  PSY  UK90634
       UP12/12/29  P  F212
    • 



Fix is available


    

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Document Information


            

            


                        

            Modified date:
            

            21 June 2017
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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