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OA48394: NEW FUNCTION - ZEDC PERFORMANCE

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APAR status

  • Closed as new function.

Error description

  • Provide improvement to CPU utilization when performing DFSMSdss
DUMP with the ZCOMPRESS keyword, and during RESTORE of data
compressed with zEDC Services.

Local fix

  • 



Problem summary


    

  • ****************************************************************
* USERS AFFECTED: All users of DFSMSdss DUMP with ZCOMPRESS    *
*                 specified and DFSMShsm with SETSYS ZCOMPRESS *
*                 requested.                                   *
****************************************************************
* PROBLEM DESCRIPTION: It was determined that it was possible  *
*                      to improve CPU utilization when         *
*                      performing DFSMSdss DUMP with ZCOMPRESS *
*                      or DFSMShsm MIGRATE when requesting the *
*                      output be compressed using zEDC         *
*                      Services.                               *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************

    



Problem conclusion


    

  • 



Temporary fix


    

  • 



Comments


    

  • DFSMSdss has been modified to improve CPU utilization during
DUMP with ZCOMPRESS specified and RESTORE of data that was
dumped with ZCOMPRESS specified.

ZEDC/K
 KEYWORDS: ZEDC/K

    



APAR Information




    

  • APAR number
    OA48394
    • 

  • Reported component name
    DFSMSDSS, ISMF
    • 

  • Reported component ID
    5695DF175
    • 

  • Reported release
    210
    • 

  • Status
    CLOSED  UR1
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    YesSpecatt / New Function
    • 

  • Submitted date
    2015-07-13
    • 

  • Closed date
    2015-09-16
    • 

  • Last modified date
    2015-10-02
    • 





    

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

    • 

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

    
UA79040 UA79041
    

    • 



Modules/Macros


    

  • ADRDTDSC ADRFDSRL ADRGBUFF ADRSDMXI ADRSDMXO
ADRSTEND ADRTDDS  ADRTDFP  ADRTDLOG ADRZBLK  ADRZVFYO

    



Fix information


    

  • Fixed component name
    DFSMSDSS, ISMF
    • 

  • Fixed component ID
    5695DF175
    • 



Applicable component levels


    

  • R210  PSY  UA79040
       UP15/09/30  P  F509
    • 

  • R220  PSY  UA79041
       UP15/09/30  P  F509
    • 



Fix is available


    

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Document Information


            

            


                        

            Modified date:
            

            02 October 2015
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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