IV01155: WAS CLASSLOADER LEAK DUE TO INVALID OBJECT REFERENCE FROM KEEP-A LIVE-TIMER THREAD

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • Error Message: N/A
    .
    Stack Trace: N/A
    .
    The daemon thread Keep-Alive-Timer inherits it's
    contextclassloader from a parent thread's classloader which is a
    WAS application classloder due to which keeping a strong
    reference to it resulting in memory leak
    

Local fix

Problem summary

  • The problem is caused when WAS application classloader is not
    being unloaded by GC, due to invalid reference from an object
    

Problem conclusion

  • This defect will be fixed in:
    5.0.0 SR12 FP5
    .
    The JVM has been updated to prevent the application classloader
    leak by removing invalid reference from object
    .
    To obtain the fix:
    Install build 20110610 or later
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV01155

  • Reported component name

    JAVA 5 CLASS LI

  • Reported component ID

    620500130

  • Reported release

    500

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2011-06-06

  • Closed date

    2011-06-15

  • Last modified date

    2011-07-14

  • 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

    JAVA 5 CLASS LI

  • Fixed component ID

    620500130

Applicable component levels

  • R500 PSY

       UP



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Document information


More support for:

Runtimes for Java Technology
Java Class Libraries

Software version:

5.0

Reference #:

IV01155

Modified date:

2011-07-14

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