nodes.info.json

{
  "nodes.info": {
    "documentation": {
      "url": "https://www.elastic.co/guide/en/elasticsearch/reference/master/cluster-nodes-info.html",
      "description": "Returns information about nodes in the cluster."
    },
    "stability": "stable",
    "visibility": "public",
    "headers": {
      "accept": ["application/json"]
    },
    "url": {
      "paths": [
        {
          "path": "/_nodes",
          "methods": ["GET"]
        },
        {
          "path": "/_nodes/{node_id}",
          "methods": ["GET"],
          "parts": {
            "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"
            }
          }
        },
        {
          "path": "/_nodes/{metric}",
          "methods": ["GET"],
          "parts": {
            "metric": {
              "type": "list",
              "options": [
                "settings",
                "os",
                "process",
                "jvm",
                "thread_pool",
                "transport",
                "http",
                "plugins",
                "ingest",
                "indices",
                "aggregations"
              ],
              "description": "A comma-separated list of metrics you wish returned. Leave empty to return all metrics."
            }
          }
        },
        {
          "path": "/_nodes/{node_id}/{metric}",
          "methods": ["GET"],
          "parts": {
            "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"
            },
            "metric": {
              "type": "list",
              "options": [
                "settings",
                "os",
                "process",
                "jvm",
                "thread_pool",
                "transport",
                "http",
                "plugins",
                "ingest",
                "indices",
                "aggregations",
                "_all",
                "_none"
              ],
              "description": "A comma-separated list of metrics you wish returned. Use `_all` to retrieve all metrics and `_none` to retrieve the node identity without any additional metrics."
            }
          }
        }
      ]
    },
    "params": {
      "flat_settings": {
        "type": "boolean",
        "description": "Return settings in flat format (default: false)"
      },
      "timeout": {
        "type": "time",
        "description": "Explicit operation timeout"
      }
    }
  }
}