IBM Support

IC81127: THE DB2READLOG API MIGHT MISS RETURNING A COMMIT LOG RECORD IF THE DATABASE CRASHED BETWEEN THE XAPREPARE AND XACOMMIT STEPS.

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • If the database crashed between the XAPREPARE and the XACOMMIT
    steps, the COMMIT log record will be created in such a way that
    the db2ReadLog api will not return this log record when it
    should.
    

Local fix

  • Apply Version 9.7 Fixpack 6.
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * Customer that use XA transactions and the logRead api.       *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * If the database crashed between the XAPREPARE and the        *
    * XACOMMIT                                                     *
    * steps, the COMMIT log record will be created in such a way   *
    * that                                                         *
    * the db2ReadLog api will not return this log record when it   *
    * should.                                                      *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Apply Version 9.7 Fixpack 6.                                 *
    ****************************************************************
    

Problem conclusion

  • Apply Version 9.7 Fixpack 6.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IC81127

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    970

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2012-01-31

  • Closed date

    2012-06-05

  • Last modified date

    2012-06-05

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

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

Fix information

  • Fixed component name

    DB2 FOR LUW

  • Fixed component ID

    DB2FORLUW

Applicable component levels

  • R970 PSY

       UP



Document information

More support for: DB2 for Linux, UNIX and Windows

Software version: 9.7

Reference #: IC81127

Modified date: 05 June 2012