IBM Support

IV33469: SLOW APPLICATION LAUNCH ON WINDOWS SERVER 2012 AND WINDOWS 8 WIT H -XCOMPRESSEDREFS -XLP

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APAR status

  • Closed as program error.

Error description

  • Error Message: N/A
    .
    Stack Trace: N/A
    .
    The Java Virtual Machine takes several minutes to launch on
    Windows Server 2012 and Windows 8 when a heap larger than
    approximately 1.7 GB is specified and the -Xlp and
    -Xcompressedrefs options are used.
    

Local fix

  • Use -Xgc:preferredHeapBase=0x80000000
    

Problem summary

  • The problem is due to an interaction between the Java Virtual
    Machine's memory allocation algorithm and the Windows memory
    allocator.
    

Problem conclusion

  • This defect will be fixed in:
    6.0.0 SR13
    6.0.1 SR5
    7.0.0 SR4
    .
    The Java Virtual Machine's memory allocation algorithm has been
    has been updated to be compatible with the Windows memory
    allocator.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV33469

  • 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

    2012-12-13

  • Closed date

    2012-12-13

  • Last modified date

    2012-12-13

  • 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

    J9 COMMON CODE

  • Fixed component ID

    620700127

Applicable component levels

  • R600 PSY

       UP

  • R260 PSY

       UP

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Document Information

Modified date:
13 December 2012