Using -Dsun.java2d.opengl=true as startup argument for java when starting application using Java2D heavily (well, basically any Swing application), it improves noticeably performance in Linux environment. Currently I’m experimenting following settings in my /etc/profile.local -file. [code] _JAVA_OPTIONS=’-Xverify:none -Dsun.java2d.opengl=true’ export _JAVA_OPTIONS [/code] (_JAVA_OPTIONS is magic environment variable which is used automatically by java). I tested performance by … Jatka artikkelin Speed up Java2D (& Swing) in Linux lukemista