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IV21495: CRASH OR ERROR ON PPC WHEN USING BALANCED OR METRONOME GC POLICI ES

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • Error Message: Java process may crash or produce an error or
    incorrect results when running with the Balanced or Metronome GC
    policies.
    .
    Stack Trace: N/A
    .
    

Local fix

  • Use another GC policy if possible, otherwise disable JIT
    compilation with -Xint.
    

Problem summary

  • Register allocation can not handle the large number of
    dependencies that are sometimes produced when running under
    Balanced or Metronome GC policies.
    

Problem conclusion

  • This defect will be fixed in:
    7.0.0 SR1
    WRT-V3 SR1
    .
    Register allocation has been fixed to properly handle a larger
    set of dependencies.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV21495

  • Reported component name

    WRT JIT

  • Reported component ID

    5724R0402

  • Reported release

    300

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2012-05-20

  • Closed date

    2012-05-20

  • Last modified date

    2012-05-29

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

    IV20218

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

Fix information

  • Fixed component name

    WRT JIT

  • Fixed component ID

    5724R0402

Applicable component levels

  • R300 PSN

       UP

[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSC9HBA","label":"Just In Time (JIT) Compiler"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"7.0","Edition":"","Line of Business":{"code":"","label":""}}]

Document Information

Modified date:
29 May 2012