IZ95420: ABEND ON SHUTDOWN RELATED TO DAEMON THREADS

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • Error Message: zOS throws 0C4 during shutdown resulting in an
    ABEND on zOS when using zWAS
    .
    Stack Trace: masterSynchSignalHandler+0x841d75b0
    (0x0000000000000000)
       (0x0000000000000000)
       __zerros+0xec8dd068 (0x0000000000000000)
       CEEHDSP+0xecd20b70 (0x0000000000000000)
       CEEOSIGJ+0xecad8490 (0x0000000000000000)
       CELQHROD+0xecd0de28 (0x0000000000000000)
       CEEOSIGG+0xecadede0 (0x0000000000000000)
       CELQHROD+0xecd0de28 (0x0000000000000000)
       jitWalkStackFrames+0x843dc6b0 (0x0000000000000000)
       walkStackFrames+0x83f62b68 (0x0000000000000000)
      ...
    .
    N/a
    

Local fix

  • N/a
    

Problem summary

  • The problem is caused due to daemon threads continuing to
    execute after the JVM has shutdown
    

Problem conclusion

  • This defect will be fixed in:
    6.0.0 SR9
    5.0.0 SR12 FP5
    .
    Prior to exit the VM will force all daemon threads to a safe
    point to avoid the crash
    .
    To obtain the fix:
    Install build 20110132 or later
    

Temporary fix

Comments

APAR Information

  • APAR number

    IZ95420

  • Reported component name

    JAVA 5 J9 COMMO

  • Reported component ID

    620500127

  • Reported release

    500

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2011-02-23

  • Closed date

    2011-03-08

  • Last modified date

    2011-07-22

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

    IZ95419

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

Fix information

  • Fixed component name

    JAVA 5 J9 COMMO

  • Fixed component ID

    620500127

Applicable component levels

  • R500 PSN

       UP



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Document information


More support for:

Runtimes for Java Technology
Virtual Machine

Software version:

5.0

Reference #:

IZ95420

Modified date:

2011-07-22

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