Java Platform, Standard Edition Troubleshooting Guide
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Properties on Oracle Solaris and Linux

Table B-1 describes the default values of some useful properties on Oracle Solaris and Linux platforms.

The following list explains how to change the defaults.

  • The X11 pipeline is the default pipeline for Oracle Solaris and Linux. Change this default as follows:

    • -Dsun.java2d.opengl=true Attempt to enable the OpenGL pipeline.

  • The use of DGA is controlled as follows:

    • NO_J2D_DGA unset Use DGA, if available.

    • NO_J2D_DGA set Disable the use of DGA.

  • MIT Shared Memory Extension (SHM) is controlled as follows:

    • To use SHM, if available, specify either one of the following properties:

      NO_J2D_MITSHM unset

      J2D_USE_MITSHM=true

    • To not use SHM, specify either one of the following properties:

      NO_J2D_MITSHM set

      J2D_USE_MITSHM=false

  • The general use of pixmaps is controlled as follows:

    • -Dsun.java2d.pmoffscreen unset Use pixmaps if DGA is not available.

    • -Dsun.java2d.pmoffscreen=true Force the use of pixmaps.

    • -Dsun.java2d.pmoffscreen=false Disable the use of pixmaps.

  • The use of Shared and Server pixmaps is controlled as follows:

    • J2D_PIXMAPS unset Use both types.

    • J2D_PIXMAPS=shared Use only shared memory pixmaps.

    • J2D_PIXMAPS=sserver Use only server-side pixmaps.

  • The choice of default visual is controlled as follows:

    • FORCEDEFVIS unset (default) Use the best visual available.

    • FORCEDEFVIS set to a hexadecimal value Use the visual whose ID is the hexadecimal value.

    • FORCEDEFVIS set to any other value Use the default visual.

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