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PM56602: REDUCE BELOW THE LINE STORAGE USAGE FOR NEAR TERM HISTORY

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APAR status

  • Closed as program error.

Error description

  • Near Term History unconditionally allocates below the line
storage to support output to sequential datasets even when NTH
is configured for VSAM output only.

Local fix

  • Apply PTF when available

Problem summary

  • ****************************************************************
* USERS AFFECTED: OMEGAMON XE for DB2 PE/DB2PM                 *
*                 users of component:                          *
*                 -   OMEGAMON collector                       *
****************************************************************
* PROBLEM DESCRIPTION: ABEND 878 using below-the-line storage  *
*                                                              *
****************************************************************
* RECOMMENDATION: Apply this PTF                               *
*                                                              *
****************************************************************
PROBLEM SUMMARY:
40K per NTH collector of 24-bit storage is allocated even when
not needed.

PROBLEM CONCLUSION:
Add checking in NTH which will only allocate the storage if
sequential output is specified.

Problem conclusion

  • Add checking in NTH which will only allocate the storage if
sequential output is specified.

KEYWORDS : NTH NEAR TERM HISTORY ABEND 878

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    PM56602
    • 

  • Reported component name
    OM XE DB2PE/PM
    • 

  • Reported component ID
    5655OPE00
    • 

  • Reported release
    420
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2012-01-24
    • 

  • Closed date
    2012-06-01
    • 

  • Last modified date
    2012-07-02
    • 





    

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

    
PM47763
    

    • 

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

    
UK79245
    

    • 



Modules/Macros


    

  •    KO2HDTIB

    



Fix information


    

  • Fixed component name
    OM XE DB2PE/PM
    • 

  • Fixed component ID
    5655OPE00
    • 



Applicable component levels


    

  • R420  PSY  UK79245
       UP12/06/05  P  F206
    • 



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":"420"}]
              

                                                                    

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            31 March 2021
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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