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PH65004: INZX089 or INZX090 displays an incorrect time value and/or INZX090 is missing if zIIP and BSAM for output is enabled

A fix is available

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APAR status

  • Closed as program error.

Error description

  • The INZX089 or INZX090 message displays an incorrect time value
    and/or the INZX090 message is unduly not issued. The INZX089
    message displays the current time (DST/daily saving time not
    taken into account) rather than the expected elapsed time since
    the beginning of the unload in progress.
    
    This occurs when all the following conditions are fulfilled:
    - the value set for the VUU050/ULFRQMSG parmlib parameter is
      greater than 0
    - zIIP processors are used (INZI210I ZIIP ENABLE ... is issued
      and zIIP processors are available)
    - the BSAM method is used to write data in the output dataset
      (INZU666I BSAM METHOD IS USED TO ACCESS TO THE SEQUENTIAL
      OUTPUT UNLOAD DATASETS ... is issued)
    

Local fix

  • A change to remove one of the necessary conditions solves the
    issue but any of these changes (run in SQL mode, disable zIIP
    or BSAM use) has a potential significant impact on the
    performance or CPU time cost of the unload.
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Users of Db2 High Performance Unload for     *
    *                 z/OS                                         *
    ****************************************************************
    * PROBLEM DESCRIPTION: The INZX089 or INZX090 message          *
    *                      displays an incorrect time value        *
    *                      and/or the INZX090 message is unduly    *
    *                      not issued. The INZX089 message         *
    *                      displays the current time (DST/daily    *
    *                      saving time not taken into account)     *
    *                      rather than the expected elapsed time   *
    *                      since the beginning of the unload in    *
    *                      progress.                               *
    *                                                              *
    *                      This occurs when all the following      *
    *                      conditions are fulfilled:               *
    *                      - the value set for the                 *
    *                        VUU050/ULFRQMSG parmlib parameter is  *
    *                        greater than 0                        *
    *                      - zIIP processors are used (INZI210I    *
    *                        ZIIP ENABLE ... is issued and zIIP    *
    *                        processors are available)             *
    *                      - the BSAM method is used to write      *
    *                        data in the output dataset (INZU666I  *
    *                        BSAM METHOD IS USED TO ACCESS TO THE  *
    *                        SEQUENTIAL OUTPUT UNLOAD DATASETS     *
    *                        ... is issued)                        *
    *                                                              *
    *                      Local fix: A change to remove one of    *
    *                      the necessary conditions solves the     *
    *                      issue but any of these changes (run in  *
    *                      SQL mode, disable zIIP or BSAM use)     *
    *                      has a potential significant impact on   *
    *                      the performance or CPU time cost of     *
    *                      the unload.                             *
    ****************************************************************
    * RECOMMENDATION: Apply the PTF                                *
    ****************************************************************
    INZX089 or INZX090 displays an incorrect time value and/or
    INZX090 is missing if zIIP and BSAM for output is enabled
    

Problem conclusion

  • Code has been changed to fix this problem
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH65004

  • Reported component name

    DB2 HI PERF UNL

  • Reported component ID

    5697F4400

  • Reported release

    520

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2025-01-28

  • Closed date

    2025-04-07

  • Last modified date

    2025-05-02

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

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

    UO02339

Modules/Macros

  • INZUTILK
    

Fix information

  • Fixed component name

    DB2 HI PERF UNL

  • Fixed component ID

    5697F4400

Applicable component levels

  • R520 PSY UO02742

       UP25/04/09 P F504

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:
05 May 2025