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PH48004: CLASS 3 STATISTICS TRACE STARTED UNEXPECTEDLY

A fix is available

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APAR status

  • Closed as program error.

Error description

  • When Statistics Trace is enabled, and the CLASS parameter is not
    specified, Class 3 Statistics trace is started unexpectedly.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: All users of IBM MQ for z/OS Version 9       *
    *                 Release 3 Modification 0.                    *
    ****************************************************************
    * PROBLEM DESCRIPTION: When Statistics Trace is started, and   *
    *                      the CLASS keyword is not specified,     *
    *                      Class 3 statistics are unexpectedly     *
    *                      enabled.                                *
    ****************************************************************
    An error in the definition of control blocks representing
    Class 3 Statistics trace causes it to be incorrectly enabled
    when no CLASS parameter is specified on the START TRACE command.
    

Problem conclusion

  • Issuing START TRACE(S) without the CLASS parameter will no
    longer start Class 3 Statistics.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH48004

  • Reported component name

    IBM MQ Z/OS V9

  • Reported component ID

    5655MQ900

  • Reported release

    300

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2022-07-14

  • Closed date

    2022-07-18

  • Last modified date

    2022-09-01

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

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

    UI81514

Modules/Macros

  • CSQWVINT
    

Fix information

  • Fixed component name

    IBM MQ Z/OS V9

  • Fixed component ID

    5655MQ900

Applicable component levels

  • R300 PSY UI81514

       UP22/08/03 P F208

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:
01 September 2022