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PH34307: MESSAGE CHC1528E MAY BE ISSUED IF DB2 RESTARTS FROM A PREVIOUS ABNORMALLY SHUTDOWN, AFTER WHICH THE SUBSCRIPTION ENDS IN ERROR.

A fix is available

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APAR status

  • Closed as program error.

Error description

  • If Db2 encounters an abnormally shutdown and then restarts, CDC
    may issue message CHC1528E to indicate an UR Control Record
    sequencing error has been detected, Record subtype = NDTDO,
    Record subtype set indicators = X'0000080B'
    

Local fix

  • No
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Users of IIDR CDC for z/OS                   *
    ****************************************************************
    * PROBLEM DESCRIPTION: After applying PTF UI72338, CDC handles *
    *                      in-doubt URs properly, however if Db2   *
    *                      suffers at least one failure before the *
    *                      in-doubt UR is resolved, CDC may still  *
    *                      issue message CHC1528E with Record      *
    *                      subtype = NDTDO and Record subtype set  *
    *                      indicators =X'0000080B'.                *
    ****************************************************************
    * RECOMMENDATION: APPLY CORRECTIVE SERVICE                     *
    ****************************************************************
    Message CHC1528E may be issued if Db2 restarts from a previous
    abnormal shutdown, after which the subscription ends in error.
    

Problem conclusion

  • Modified the UR Control Records validation logic to be able to
    process multiple END TODO log records in the same UR.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH34307

  • Reported component name

    INFO SRVR CDC Z

  • Reported component ID

    5655U7600

  • Reported release

    A21

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2021-02-09

  • Closed date

    2021-03-01

  • Last modified date

    2021-04-01

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

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

    010PC2Ÿ UI74183 010PC2Ÿ

Modules/Macros

  •    CHCSTGSP
    

Fix information

  • Fixed component name

    INFO SRVR CDC Z

  • Fixed component ID

    5655U7600

Applicable component levels

  • RA21 PSY UI74183

       UP21/03/05 P F103

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.

[{"Line of Business":{"code":"LOB10","label":"Data and AI"},"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSTVMA","label":"InfoSphere Data Replication for DB2 for z\/OS"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"10.2.1"}]

Document Information

Modified date:
02 April 2021