export JAVA_OPTS="$JAVA_OPTS -server -Xms2048m -Xmx2048m -verbose:gc -XX:+PrintGCDetails -XX:+PrintHeapAtGC -XX:+PrintGCDateStamps -XX:+PrintTenuringDistribution -Xloggc:$CATALINA_HOME/logs/gc_`date +'%Y-%m-%d_%H-%M-%S'`.log -Xss256K -XX:+UseCompressedOops -XX:+HeapDumpOnOutOfMemoryError -XX:+AggressiveOpts -XX:+UseBiasedLocking -XX:+DisableExplicitGC -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+CMSParallelRemarkEnabled -XX:+UseCMSCompactAtFullCollection -XX:LargePageSizeInBytes=128m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -Djava.awt.headless=true"