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PH28032: DB2 DSNIBHUN RC00C90101 ERQUAL53E7 ABEND WHEN TRYING TO APPLY DGTT CDC LOG RECORD

A fix is available

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APAR status

  • Closed as program error.

Error description

  • ABEND 04E 00C90101 in DSNIBHUN ERQUAL 53E7 during log apply
    for a DGTT involved in DATA CAPTURE CHANGES (CDC). During Db2
    conversion, Db2 checks each insert log record tagged with
    "CHANGED DATA CAPTURE", for its schema and during UR backout,
    the record version was checked by mistake because IFCID 306
    does not process DGTT objects. Db2 crashed with RC00D94001
    
    Additional Symptoms : 00C90111 RC00C90111 00C90110 RC00C90110
                          DSNI014I MSGDSNI014I 00D94001 DSNV086E
                          MSGDSNV086E
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * All Db2 12 for z/OS users                                    *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * ABEND04E RC00C90101 DSNIBHUN                                 *
    * ERQUAL53E7 WHEN TRYING TO APPLY A                            *
    * LOG RECORD WRITTEN FOR A DECLARED                            *
    * GLOBAL TEMPORARY TABLE (DGTT) WITH                           *
    * DATA CAPTURE CHANGES (CDC) TURNED ON.                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Apply corrective PTF when available                          *
    ****************************************************************
    During Db2 UR abort process, in order to allow IFCID 306
    record format conversion, Db2 checks each log record tagged
    with CHANGED DATA CAPTURE, for its schema version.
    A DGTT table was also defined as CHANGED DATA CAPTURE,
    during its UR backout, the record version was checked by
    mistake because IFCID 306 does not process DGTT objects.
    

Problem conclusion

  • DB2 code is modified to avoid DSNIBHUN ERQUAL53E7 when
    it processes a log record written for a DGTT table with
    CDC turned on.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH28032

  • Reported component name

    DB2 OS/390 & Z/

  • Reported component ID

    5740XYR00

  • Reported release

    C10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    YesHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2020-08-02

  • Closed date

    2020-09-24

  • Last modified date

    2020-11-02

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

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

    UI71762

Modules/Macros

  • DSNIBHUN
    

Fix information

  • Fixed component name

    DB2 OS/390 & Z/

  • Fixed component ID

    5740XYR00

Applicable component levels

  • RC10 PSY UI71762

       UP20/10/02 P F010 ¢

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:
31 March 2021