Create a more useful example content for opennms.conf

#START_TIMEOUT=0
#ADDITIONAL_MANAGER_OPTIONS=-d64
#ADDITIONAL_MANAGER_OPTIONS="-XX:+PrintGCTimeStamps -XX:+PrintGCDetails"
#JAVA_HEAP_SIZE=1024
#MAXIMUM_FILE_DESCRIPTORS=20480

# If you enable Flight Recorder, be aware of the implications since it is
# a commercial feature of the Oracle JVM.
#
#ADDITIONAL_MANAGER_OPTIONS="${ADDITIONAL_MANAGER_OPTIONS} -XX:+UnlockCommercialFeatures -XX:+FlightRecorder -XX:StartFlightRecording=duration=600s,filename=opennms.jfr,delay=1h"

#START_TIMEOUT=0
#JAVA_HEAP_SIZE=1024
#MAXIMUM_FILE_DESCRIPTORS=204800

#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -d64 -XX:+PrintGCTimeStamps -XX:+PrintGCDetails"
#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -XX:+UseG1GC -XX:+UseStringDeduplication"
#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -Xloggc:/var/log/opennms/gc.log"

# Configure Remote JMX
#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -Dcom.sun.management.jmxremote.port=18980"
#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -Dcom.sun.management.jmxremote.local.only=false"
#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -Dcom.sun.management.jmxremote.ssl=false"
#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -Dcom.sun.management.jmxremote.authenticate=true"

# Listen on all interfaces (for JMX)
#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -Dopennms.poller.server.serverHost=0.0.0.0"

# Accept remote RMI connections on this interface (for JMX)
#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -Djava.rmi.server.hostname=<your-server-ip-address>"

# Configure SSL Keystore (required only when com.sun.management.jmxremote.ssl=true)
#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -Djavax.net.ssl.keyStore=/opt/opennms/etc/opennms.keystore"
#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -Djavax.net.ssl.keyStorePassword=changeit"

# If you enable Flight Recorder, be aware of the implications since it is a commercial feature of the Oracle JVM.
#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -XX:+UnlockCommercialFeatures -XX:+FlightRecorder"
#ADDITIONAL_MANAGER_OPTIONS="$ADDITIONAL_MANAGER_OPTIONS -XX:StartFlightRecording=duration=600s,filename=opennms.jfr,delay=1h"