IC89381: CONCURRENT INSERTS FAIL WITH UNIQUE CONSTRAINT VIOLATION DUE TO FALSE LOCK CONFLICTS

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APAR status

  • Closed as program error.

Error description

  • In solidDB V6.5, a large number of concurrent INSERT operations
    might
    generate false lock conflicts.
    The transaction fails with the error 'SOLID Database Error
    10033: Primary key unique constraint violation.'
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * All users.                                                   *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to IBM solidDB V6.5 Interim Fix 13.                  *
    ****************************************************************
    

Problem conclusion

  • Fix is included in IBM solidDB V6.5 Interim Fix 13. To reduce
    the probability of conflicting lock names, the solidDB server
    now uses 64-bit lock names instead of 32-bit names.
    Additionally, the lock name generation methods have been
    modified.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IC89381

  • Reported component name

    SOLID UNIVERSL

  • Reported component ID

    5724W9100

  • Reported release

    650

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2013-01-07

  • Closed date

    2013-01-07

  • Last modified date

    2013-01-07

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

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

    IC90206

Fix information

  • Fixed component name

    SOLID UNIVERSL

  • Fixed component ID

    5724W9100

Applicable component levels

  • R650 PSY

       UP

  • R700 PSY

       UP



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Document information


More support for:

IBM solidDB
solidDB Universal Cache

Software version:

650

Reference #:

IC89381

Modified date:

2013-01-07

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