IV21648: BITSET OPERATIONS SLOW

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APAR status

  • Closed as program error.

Error description

  • Error Message: BitSet operations have been reported as slow.
    
    .
    Stack Trace: N/A
    .
    N/A
    

Local fix

  • N/A
    

Problem summary

  • BitSet operations slower on IBM 6.0 JDK with most of time being
    used in cardinality method
    

Problem conclusion

  • This defect will be fixed in:
    6.0.0 SR11
    6.0.1 SR4
    7.0.0 SR3
    .
    JDK is updated to improve the performance of BitSet operations.
    .
    The fix involved changes on both Oracle Class Library and
    Harmony components. The Harmony changes were incorporated
    through APAR IV22934.
    

Temporary fix

  • N/A
    

Comments

APAR Information

  • APAR number

    IV21648

  • Reported component name

    JAVA CLASS LIBS

  • Reported component ID

    620700130

  • Reported release

    600

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2012-05-22

  • Closed date

    2012-06-18

  • Last modified date

    2012-11-11

  • 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 CLASS LIBS

  • Fixed component ID

    620700130

Applicable component levels

  • R600 PSY

       UP



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Document information


More support for:

Runtimes for Java Technology
Java Class Libraries

Software version:

6.0

Reference #:

IV21648

Modified date:

2012-11-11

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