A comma-separated list of node IDs or names to limit the returned information.
Use _local to return information from the node you're connecting to, leave empty to get information from all nodes.
Leave it out to use /_nodes/usage.
metricunionstring | string[]optional
Limits the information returned to the specific metrics.
A comma-separated list of the following options: _all, rest_actions.
Number of nodes that responded successfully to the request.
failednumberrequired
Number of nodes that rejected the request or failed to respond. If this value is not 0, a reason for the rejection or failure is included in the response.
cluster_namestringrequired
nodesmapstring to objectrequired
<string>object
rest_actionsmapstring to numberrequired
The total number of times each REST endpoint has been called on this node since the last restart.
Note that the REST endpoint names are not considered stable.
sincenumberrequired
The timestamp for when the collection of these statistics started.
timestampnumberrequired
The timestamp for when these statistics were collected.
aggregationsmapstring to objectrequired
The total number of times search aggregations have been called on this node since the last restart.