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PI23824: MSGDSNJ108I WRITE ERROR ON BSDS RECEIVED AFTER OFFLOAD TASK ABENDED.

A fix is available

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APAR status

  • Closed as program error.

Error description

  • During log offload, the offload task entered a WAIT in QSAM
    for over 5 minutes while holding the BSDS latch.  DB2 abended
    the offload task TCB with S04F-00D1F001 to releive the latch
    contention.  The offload task Estae did not reset a tracking
    bit correctly, which resulted in MSGDSNJ108I WRITE ERROR ON
    BSDS on the next BSDS update due to an incorrect record length.
    MSGDSNJ126I BSDS ERROR FORCED SINGLE BSDS MODE was then
    received.
    .
    ABEND04F RC00D1F001
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: All Version 11 users of DB2 for zOS.         *
    ****************************************************************
    * PROBLEM DESCRIPTION: MSGDSNJ108I WRITE ERROR ON BSDS and     *
    *                      MSGDSNJ126I BSDS ERROR FORCED SINGLE    *
    *                      BSDS MODE following an abend under      *
    *                      the log offload service task TCB.       *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    During log offload, the offload task entered a WAIT in QSAM
    for over 5 minutes while holding the BSDS latch.  DB2 abended
    the offload task TCB with S04F-00D1F001 to relieve the latch
    contention.  The offload task Estae did not reset a tracking
    flag correctly, which resulted in MSGDSNJ108I WRITE ERROR ON
    BSDS on the next BSDS update due to an incorrect record length.
    MSGDSNJ126I BSDS ERROR FORCED SINGLE BSDS MODE was also
    received.
    

Problem conclusion

  • The offload Estae has been changed to reset the tracking flag
    in the LRB1 block when driven for an offload task abend.  The
    offload task will also initialize the LRB1 flags at the
    beginning of the offload process.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PI23824

  • Reported component name

    DB2 OS/390 & Z/

  • Reported component ID

    5740XYR00

  • Reported release

    B10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2014-08-13

  • Closed date

    2014-08-27

  • Last modified date

    2014-10-02

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

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

    UI20937

Modules/Macros

  •    DSNJOFF1 DSNJOFF6
    

Fix information

  • Fixed component name

    DB2 OS/390 & Z/

  • Fixed component ID

    5740XYR00

Applicable component levels

  • RB10 PSY UI20937

       UP14/09/12 P F409

Fix is available

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Document Information

Modified date:
06 May 2020