Reports metrics to Ganglia so that Ganglia can be used for external monitoring of the application. Metrics reported include JVM Metrics (optional); the following 5-minute NiFi statistics: FlowFiles Received, Bytes Received, FlowFiles Sent, Bytes Sent, Bytes Read, Bytes Written, Total Task Duration; and the current values for FlowFiles Queued, Bytes Queued, and number of Active Threads.
ganglia, stats
In the list below, the names of required properties appear in bold. Any other properties (not in bold) are considered optional. The table also indicates any default values, whether a property supports the NiFi Expression Language, and whether a property is considered "sensitive", meaning that its value will be encrypted. Before entering a value in a sensitive property, ensure that the nifi.properties file has an entry for the property nifi.sensitive.props.key.
| Name | Default Value | Valid Values | Description |
|---|---|---|---|
| Hostname | localhost | The fully-qualified name of the host on which Ganglia is running | |
| Port | 8649 | The Port on which Ganglia is listening for incoming connections | |
| Send JVM Metrics | false |
| Specifies whether or not JVM Metrics should be gathered and sent, in addition to NiFi-specific metrics |