Are you getting problem with PermSize on Eclipse?
Try this arguments on eclipse start:
-vmargs -Xmx512M -XX:PermSize=64M -XX:MaxPermSize=128M
Software Empowerment²
JAVA_OPTS="$JAVA_OPTS -Djava.net.preferIPv4Stack=true"
JBoss will start to listening on port 8787 for debug.JAVA_OPTS="$JAVA_OPTS -Djava.net.preferIPv4Stack=true -Xdebug -Xnoagent -Djava.compiler=NONE -Xrunjdwp:transport=dt_socket,address=8787,server=y,suspend=n"
Project: your_project_name
Port: 8787
-vmargs -Xmx512M -XX:PermSize=64M -XX:MaxPermSize=128M