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PH16184: HIGH CPU IN CICS TRANSACTION, LOOP IN CQCMALOX

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APAR status

  • Closed as program error.

Error description

  • Loop in CQCMALOX  at PI98797 +8F8,+11094 after running short on
CQM storage.  Message ids CQM1217W, CQM1203I, CQM1204I maybe
present.

Local fix

  • Resolve short on storage in CQM, this error can only
occur during this condition.

Problem summary

  • ****************************************************************
* USERS AFFECTED: Users of IBM DB2 Data Access                 *
*                 Common Collector for z/OS                    *
****************************************************************
* PROBLEM DESCRIPTION: High CPU in CICS transaction, loop in   *
*                      CQCMALOX.                               *
****************************************************************
* RECOMMENDATION: APPLY the PTF.                               *
****************************************************************
Reaching Query Monitor memory shortage could cause loop in
CQCMALOX. Message IDs CQM1217W, CQM1203I, CQM1204I maybe present
during that loop.

Problem conclusion

  • Logic is changed to ensure that no loop was created when there
is not enough memory for Query Monitor.


Search Keywords:
CQM STORAGE SHORTAGE LOOP CQCMALOX CQM1217W CQM1203I CQM1204I

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    PH16184
    • 

  • Reported component name
    COMMON COLLECTO
    • 

  • Reported component ID
    5639OLC00
    • 

  • Reported release
    110
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    YesHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2019-08-28
    • 

  • Closed date
    2019-10-31
    • 

  • Last modified date
    2019-12-10
    • 





    

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

    • 

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

    
UI66185
    

    • 



Modules/Macros


    

  • CQCMALOX CQCMSTRM

    



Fix information


    

  • Fixed component name
    COMMON COLLECTO
    • 

  • Fixed component ID
    5639OLC00
    • 



Applicable component levels


    

  • R110  PSY  UI66185
       UP19/11/04  P  F911
    • 



Fix is available


    

  • Select the PTF appropriate for your component level.
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Document Information


            

            


                        

            Modified date:
            

            12 February 2021
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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