export MAVEN_OPTS="-Dfile.encoding=UTF-8 -Xmx3200m -Djava.net.preferIPv4Stack=false
 -Djava.net.preferIPv6Addresses=true
 -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled
 -XX:ParallelCMSThreads=2 -XX:CMSInitiatingOccupancyFraction=80"
