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PH16184: HIGH CPU IN CICS TRANSACTION, LOOP IN CQCMALOX

A fix is available

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You can track all active APARs for this component.

 

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. You will be required to sign in. Distribution on physical media is not available in all countries.

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Document Information

Modified date:
12 February 2021