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PI90637: AVOID CONCURRENT MODIFICATION OF MAPS CREATING ISSUES WITH TIMEOUTS

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • Synchronize one map, and clone the output
    of another map to prevent any concurrent modification.
    

Local fix

  • n.a
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:  All users of IBM WebSphere Application      *
    *                  Server                                      *
    ****************************************************************
    * PROBLEM DESCRIPTION: Concurrent modifications of a map       *
    *                      was causing errors                      *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    Under heavy load a concurrent modificatoon error could occur
    

Problem conclusion

  • The affected map is now cloned into a new map specific to the
    current thread in order to protect agianst concurent
    moidification.
    
    The fix for this APAR is currently targeted for inclusion in
    fix pack 8.0.0.15 and 8.5.5.14.  Please refer to the
    Recommended
    Updates
    page for delivery information:
    http://www.ibm.com/support/docview.wss?rs=180&uid=swg27004980
    

Temporary fix

Comments

APAR Information

  • APAR number

    PI90637

  • Reported component name

    WEBSPHERE APP S

  • Reported component ID

    5724J0800

  • Reported release

    850

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2017-11-23

  • Closed date

    2018-03-09

  • Last modified date

    2018-03-09

  • 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

    WEBSPHERE APP S

  • Fixed component ID

    5724J0800

Applicable component levels

  • R800 PSY

       UP

  • R850 PSY

       UP



Document information

More support for: WebSphere Application Server
General

Software version: 850

Reference #: PI90637

Modified date: 09 March 2018


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