PM78108: AFTER PM60281 (CF 13 OR HIGHER) INSTALLED, HIGH MEMORY USAGE BY PZNREQUESTDATAMANAGER.CLEARREQUESTTASK

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • After CF13 or higher is installed, portal users using PZN will
    see high memory usage by
    PznRequestDataManager.ClearRequestTask. In heapdumps, it will
    show that the ClearRequestTask
    is holding a large Hashtable.
    
    Similar to this:
    
    com.ibm.websphere.personalization.util
    .PznRequestDataManager$ClearRequestTask
    java.util.Hashtable
    java.util.Hashtable$Entry
    
    Problem Analysis: PZN not correctly clearing HashMap of it's
    contents..
    Problem Solution: PZN Changed to handle this condition.
    Opened for release 7002
    
    This is part 2 of PM72169
    Opened for release 7002
    

Local fix

Problem summary

  • After CF13 or higher is installed, portal users using PZN will
    see high memory usage by
    PznRequestDataManager.ClearRequestTask.  In heapdumps, it will
    show that the ClearRequestTask
    is holding a large Hashtable.
    

Problem conclusion

  • PZN changed to resolve
    

Temporary fix

Comments

APAR Information

  • APAR number

    PM78108

  • Reported component name

    WEBSPHERE PORTA

  • Reported component ID

    5724E7600

  • Reported release

    700

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2012-11-29

  • Closed date

    2012-11-29

  • Last modified date

    2012-11-29

  • 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 PORTA

  • Fixed component ID

    5724E7600

Applicable component levels

  • R700 PSY

       UP



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Document information


More support for:

WebSphere Portal

Software version:

7.0

Reference #:

PM78108

Modified date:

2012-11-29

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