OpenSearch/rest-api-spec/api/cluster.node_stats.json

{
  "cluster.node_stats": {
    "documentation": "http://elasticsearch.org/guide/reference/api/admin-cluster-nodes-stats/",
    "methods": ["GET"],
    "url": {
      "path": "/_nodes/stats",
      "paths": [
        "/_nodes/stats",
        "/_nodes/{node_id}/stats",
        "/_nodes/stats/{metric_family}",
        "/_nodes/{node_id}/stats/{metric_family}",
        "/_nodes/stats/{metric_family}/{metric}"
        "/_nodes/{node_id}/stats/{metric_family}/{metric}"
      ],
      "parts": {
        "fields" : {
          "type" : "list",
          "description" : "A comma-separated list of fields to return detailed information for, when returning the `indices` metric family (supports wildcards)"
        },
        "metric_family" : {
          "type" : "enum",
          "options" : ["all","fs","http","indices","jvm","network","os","process","thread_pool","transport"],
          "description" : "Limit the information returned to a certain metric family"
        },
        "metric" : {
          "type" : "enum",
          "options" : ["completion","docs", "fielddata", "filter_cache", "flush", "get", "id_cache", "indexing", "merges", "refresh", "search", "store", "warmer"],
          "description" : "Limit the information returned for `indices` family to a specific metric. Isn't used if `indices` (or `all`) metric family isn't specified."
        },
        "node_id": {
          "type" : "list",
          "description" : "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"
        }
      },
      "params": {
        "fields": {
          "type" : "list",
          "description" : "A comma-separated list of fields for `fielddata` metric (supports wildcards)"
        }
      }
    },
    "body": null
  }
}