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PH40030: AFTER APAR PH36904, HANGING SITUATION, ABENDU1021 REASON C OR DATA MISSING IF FIX(APAR_PH36904 [,VERBOSE]) IN VUU030/ULOPTNS

A fix is available

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APAR status

  • Closed as program error.

Error description

  • (HPU 5.1 only) After the fix for APAR PH36904 has been applied
    and enabled by specifying FIX(APAR_PH36904 [,VERBOSE]) in the
    value of the VUU030/ULOPTNS parmlib parameter, one of the
    following issues can occur if the situation described by PH36904
     is met:
    - Db2 HPU hangs
    - Db2 HPU terminates in ABEND USER 1021 (ABENDU1021) reason C
    when the parmlib parameter VUX038/CHECKINT = LEVEL1
    - Db2 HPU unloads incomplete data (incorrout)
    
    The solution to this issue and underlying PH36904 is being
    delivered in a phased implementation. This APAR will provide the
    first part of the implementation and will address the symptom by
    preventing Db2 HPU from using ZIIP when reading the LDS from
    tablespaces or from FlashCopy datasets retrieved through the
    COPYDDN LAST_IC/-integer feature. APAR PH40369 will deliver a
    solution for the issue when FlashCopy datasets are allocated
    through TEMPLATE statements.
    

Local fix

  • remove FIX(APAR_PH36904[,VERBOSE]) from the value of the
    VUU030/ULOPTNS parmlib parameter to avoid PH40030 or apply the
    local fix for PH36904.
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Users of Db2 High Performance Unload         *
    *                 for z/OS                                     *
    ****************************************************************
    * PROBLEM DESCRIPTION: After the fix for APAR PH36904 has been *
    *                      applied and enabled by specifying       *
    *                      FIX(APAR_PH36904 [,VERBOSE]) in the     *
    *                      value of the VUU030/ULOPTNS parmlib     *
    *                      parameter, one of the following issues  *
    *                      can occur if the situation described by *
    *                      PH36904  is met:                        *
    *                      - Db2 HPU hangs                         *
    *                      - Db2 HPU terminates in ABEND USER 1021 *
    *                      (ABENDU1021) reason C when the parmlib  *
    *                      parameter VUX038/CHECKINT = LEVEL1      *
    *                      - Db2 HPU unloads incomplete data       *
    *                      (incorrout)                             *
    *                                                              *
    *                      The solution to this issue and          *
    *                      underlying PH36904 is being delivered   *
    *                      in a phased implementation. This APAR   *
    *                      will provide the first part of the      *
    *                      implementation and will address the     *
    *                      symptom by preventing Db2 HPU from      *
    *                      using ZIIP when reading the LDS from    *
    *                      tablespaces or from FlashCopy datasets  *
    *                      retrieved through the COPYDDN           *
    *                      LAST_IC/-integer feature. APAR PH40369  *
    *                      will deliver a solution for the issue   *
    *                      when FlashCopy datasets are allocated   *
    *                      through TEMPLATE statements.            *
    ****************************************************************
    * RECOMMENDATION: Apply the PTF                                *
    ****************************************************************
    After APAR PH36904, hanging situation, ABENDU1021 reason C or
    data missing if FIX(APAR_PH36904 [,VERBOSE]) in VUU030/ULOPTNS
    

Problem conclusion

  • Code has been changed to fix this problem
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH40030

  • Reported component name

    DB2 HI PERF UNL

  • Reported component ID

    5697F4400

  • Reported release

    510

  • Status

    CLOSED PER

  • PE

    YesPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2021-08-23

  • Closed date

    2021-09-16

  • Last modified date

    2021-10-01

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

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

    UI77105

Modules/Macros

  • INZUTILK
    

Fix information

  • Fixed component name

    DB2 HI PERF UNL

  • Fixed component ID

    5697F4400

Applicable component levels

  • R510 PSY UI77105

       UP21/09/17 P F109 {

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:
02 October 2021