IBM Support

PH52757: NEGATIVE CONNECTIONS SEEN IN THE CONNECTION POOL

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APAR status

  • Closed as program error.

Error description

  • When using pretest connection support a failing pretest can be
    taken away from the connection pool, resulting in negative total
    connection counts
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:  All users of IBM WebSphere Application      *
    *                  Server                                      *
    *                  using Datasource with pretest connection.   *
    ****************************************************************
    * PROBLEM DESCRIPTION: Connection failures that occur during   *
    *                      thepretesting of connection can cause   *
    *                      negative connection totals in           *
    *                      connection pool.                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    Negative total connection count for connection pool values when
    using pretest connection and jdbc driver supports abort.
    

Problem conclusion

  • The code path causing the negative totals has been updated to
    avoid negative total connection counts.
    
    The fix for this APAR is targeted for inclusion in fix pack
    9.0.5.15. For more information, see 'Recommended Updates for
    WebSphere Application Server':
    https://www.ibm.com/support/pages/node/715553
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH52757

  • Reported component name

    WEBS APP SERV N

  • Reported component ID

    5724H8800

  • Reported release

    900

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2023-02-21

  • Closed date

    2023-03-23

  • Last modified date

    2023-03-23

  • 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

    WEBS APP SERV N

  • Fixed component ID

    5724H8800

Applicable component levels

[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSEQTP","label":"WebSphere Application Server"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"9.0","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
24 March 2023