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IZ85724: JVM FAILS TO CLEAN SOME STALE SUBDIRECTORIES UNDER ATTACH API ME TA DATA DIRECTORY

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • Error Message: One customer observed  an OutOfMemoryError
    exception when the VM was launched with a maximum heap size of
    64 MB after a large number (99000) of processes running under
    older versions of the Java VMs (Java 5 SR 10 and SR 11, Java 6
    SR 6 and SR 7) had crashed or been killed.
    .
    Stack Trace: N/A
    .
    

Local fix

  • Customer can get around this issue by disabling Attach API
    feature using the following Java system property:
    
           -Dcom.ibm.tools.attach.enable=no
    

Problem summary

  • The problem is caused when Attach API fails to clean those
    subdirectories which have been generated by older versions of
    JVMs (Java 5 SR 10 and SR 11, Java 6 SR 6 and SR 7).
    

Problem conclusion

  • This defect will be fixed in:
    6.0.0 SR9
    5.0.0 SR13
    .
       The JVM has been updated to clean all sub-directories.
    .
    To obtain the fix:
    Install build 20101002 or later
    

Temporary fix

Comments

APAR Information

  • APAR number

    IZ85724

  • Reported component name

    J9 COMMON CODE

  • Reported component ID

    620700127

  • Reported release

    600

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2010-09-27

  • Closed date

    2010-10-08

  • Last modified date

    2010-10-08

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

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

    IZ85725

Fix information

  • Fixed component name

    J9 COMMON CODE

  • Fixed component ID

    620700127

Applicable component levels

  • R600 PSN

       UP

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Document Information

Modified date:
08 October 2010