Collectd Administration This section describes reference and administrative information associated with the collectd service. Table 1. Configuration and log files related to collectd File Description $OPENNMS_HOME/etc/collectd-configuration.xml Configuration file for global collectd daemon and collectors configuration (see Configuring collectd). $OPENNMS_HOME/logs/collectd.log Log file for all collectors and the global collectd service. $OPENNMS_HOME/etc/snmp-graph.properties RRD graph definitions to render performance data measurements in the UI. $OPENNMS_HOME/etc/snmp-graph.properties.d Directory with RRD graph definitions for devices and applications to render performance data measurements in the UI. $OPENNMS_HOME/etc/events/opennms.events.xml Event definitions for Horizon system events, including collectd. $OPENNMS_HOME/etc/resource-types.d Directory to store generic resource type definitions (see Resource Types). Value Mapping Property Extender Shell Commands