Contains common fields available in all event types.
- The name of the module that generated the event.
- The name of the metricset that generated the event.
- Hostname of the machine from which the metricset was collected. This field may not be present when the data was collected locally.
Event round trip time in microseconds.
Namespace of dynamic metricsets.
The document type. Always set to "doc".
Name of the service metricbeat fetches the data from.