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PH72462: PROVIDE ABILITY TO DYNAMICALLY CHANGE THE CQM INTERVAL LENGTH WITHOUT REQUIRING A RESTART

A fix is available

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APAR status

  • Closed as new function.

Error description

  • Currently, the CQM interval length can only be set at startup
    via the INTERVAL parameter in CQMPARMS. Changing the interval
    length requires stopping and restarting the CQM started task. In
    situations where a shorter or longer collection interval is
    needed for diagnostic or performance analysis purposes, this
    requires a disruptive restart of the monitoring environment.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Users of Db2 Query Monitor for z/OS.         *
    ****************************************************************
    Provide ability to dynamically change the CQM interval length
    without requiring a restart. Currently, the CQM interval length
    can only be set at startup via the INTERVAL parameter in
    CQMPARMS. Changing the interval length requires stopping and
    restarting the CQM started task. In situations where a shorter
    or longer collection interval is needed for diagnostic or
    performance analysis purposes, this requires a disruptive
    restart of the monitoring environment.
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    PH72462

  • Reported component name

    DB2 QUERY MONIT

  • Reported component ID

    5655E6701

  • Reported release

    340

  • Status

    CLOSED UR1

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    YesSpecatt / New Function / Xsystem

  • Submitted date

    2026-07-28

  • Closed date

    2026-08-20

  • Last modified date

    2026-09-02

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

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

    UO09096

Modules/Macros

  • CQM#BCMX CQM#COMX CQM#SWTX
    

Fix information

  • Fixed component name

    DB2 QUERY MONIT

  • Fixed component ID

    5655E6701

Applicable component levels

  • R340 PSY UO09096

       UP26/08/29 P F608  

Fix is available

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Document Information

Modified date:
02 September 2026