The global behavior of OpenNMS is configured with Property files. Configuration can have also effect on the Java Virtual Machine underneath OpenNMS. Changes in these property files require a restart of OpenNMS. The configuration files can be found in ${OPENNMS_HOME}/etc.

The priority for Java system properties is as follows:

  1. Those set via the Java command line i.e. in opennms.conf via ADDITIONAL_MANAGER_OPTIONS






Property files in are sorted alphabetically.

To avoid conflicts with customized configurations, all custom properties can be added to one or more files in ${OPENNMS_HOME}/etc/ It is recommended to avoid modification of OpenNMS properties from the default installation. Create dedicated files with your customized properties in