System Properties

The global behavior of Horizon is configured with properties files. Configuration can also affect the Java virtual machine under which Horizon runs. Changes in these properties files require a restart of Horizon. 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/ We recommend to not modify default OpenNMS properties. Create dedicated files with your customized properties in