IBM Support

IV87263: PERFORMANCE DEGRADATION WITH JAVA.IO.PRINTWRITER OBJECTS

Subscribe to this APAR

By subscribing, you receive periodic emails alerting you to the status of the APAR, along with a link to the fix after it becomes available. You can track this item individually or track all items by product.

Notify me when this APAR changes.

Notify me when an APAR for this component changes.

APAR status

  • Closed as program error.

Error description

  • Error Message: N/A
    .
    Stack Trace: N/A
    .
    Creating large number of java.io.PrintWriter objects with
    java.security enabled is causing a performance degradation
    during initialization.
    

Local fix

Problem summary

  • The problem is caused due to permission calls made to check the
    "line.separator" system property each time during PrintWriter
    object initialization.
    

Problem conclusion

  • The JDK has been updated to remove the check for
    "line.separator" system property during subsequent PrintWriter
    object initialization.
    .
    This APAR will be fixed in the following Java Releases:
       8    SR1 FP10  (8.0.1.10)
       7    SR9 FP 10 (7.0.9.10)
       6 R1 SR8 FP7   (6.1.8.7)
       6    SR16 FP7  (6.0.16.7)
       7 R1 SR3 FP10  (7.1.3.10)
    .
    Contact your IBM Product's Service Team for these Service
    Refreshes and Fix Packs.
    For those running stand-alone, information about the available
    Service Refreshes and Fix Packs can be found at:
               https://www.ibm.com/developerworks/java/jdk/
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV87263

  • Reported component name

    JAVA CLASS LIBS

  • Reported component ID

    620700130

  • Reported release

    800

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2016-07-25

  • Closed date

    2016-07-26

  • Last modified date

    2016-07-26

  • 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

  • R800 PSY

       UP

  • R700 PSY

       UP

  • R600 PSY

       UP



Document information

More support for: Runtimes for Java Technology
Java Class Libraries

Software version: 800

Reference #: IV87263

Modified date: 26 July 2016