IBM Support

IT27156: Db2 may attempt to repeatedly open a non-existent file which mayimpact query compilation performance

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APAR status

  • Closed as program error.

Error description

  • DB2 may attempt to open a non-existent file BIDDL.jar (within
    sqllib/function/) multiple times during SQL compilation which
    could impact performance.
    

Local fix

  • Create an empty file named BIDDL.jar within sqllib/function/.
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * Linux and AIX environments with hit rates of query           *
    * compilation.                                                 *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to Db2 v11.1.4.6.                                    *
    ****************************************************************
    

Problem conclusion

  • Upgrade to Db2 v11.1.4.6.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT27156

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    B10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2018-12-02

  • Closed date

    2020-08-16

  • Last modified date

    2020-08-16

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

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

    IT33885

Fix information

  • Fixed component name

    DB2 FOR LUW

  • Fixed component ID

    DB2FORLUW

Applicable component levels

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSEPGG","label":"Db2 for Linux, UNIX and Windows"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"11.1","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
17 August 2020