JAVA_OPTS

The JAVA_OPTS environment variable can be used to specify additional arguments to the JVM JBoss will be run in.   These can be set as regular environment variables on the platform, in the startup script (run.sh or run.bat, or (when using run.sh) in run.conf.

Some examples:

Memory settings

JAVA_OPTS="-server -Xms128m -Xmx512m"

JDK 1.3.1 JPDA settings

JAVA_OPTS="-classic -Xdebug -Xnoagent -Djava.compiler=NONE -Xrunjdwp:transport=dt_socket,address=8787,server=y,suspend=y"

JDK 1.4.1 JPDA settings

JAVA_OPTS="-Xdebug -Xrunjdwp:transport=dt_socket,address=8787,server=y,suspend=y"

Setting Jetty webserver port

JAVA_OPTS=-Djetty.port=80