GET _cluster/stats

gistfile1.txt

{
   "timestamp": 1406132065939,
   "cluster_name": "es.gce-us-central",
   "status": "green",
   "indices": {
      "count": 8,
      "shards": {
         "total": 46,
         "primaries": 23,
         "replication": 1,
         "index": {
            "shards": {
               "min": 2,
               "max": 12,
               "avg": 5.75
            },
            "primaries": {
               "min": 1,
               "max": 6,
               "avg": 2.875
            },
            "replication": {
               "min": 1,
               "max": 1,
               "avg": 1
            }
         }
      },
      "docs": {
         "count": 40788317,
         "deleted": 7134420
      },
      "store": {
         "size_in_bytes": 19035224696,
         "throttle_time_in_millis": 104569
      },
      "fielddata": {
         "memory_size_in_bytes": 2158492903,
         "evictions": 57
      },
      "filter_cache": {
         "memory_size_in_bytes": 617765872,
         "evictions": 0
      },
      "id_cache": {
         "memory_size_in_bytes": 0
      },
      "completion": {
         "size_in_bytes": 0
      },
      "segments": {
         "count": 389,
         "memory_in_bytes": 819034903
      },
      "percolate": {
         "total": 0,
         "time_in_millis": 0,
         "current": 0,
         "memory_size_in_bytes": -1,
         "memory_size": "-1b",
         "queries": 0
      }
   },
   "nodes": {
      "count": {
         "total": 4,
         "master_only": 0,
         "data_only": 0,
         "master_data": 4,
         "client": 0
      },
      "versions": [
         "1.2.2"
      ],
      "os": {
         "available_processors": 16,
         "mem": {
            "total_in_bytes": 63105220608
         },
         "cpu": [
            {
               "vendor": "Intel",
               "model": "Xeon",
               "mhz": 2599,
               "total_cores": 4,
               "total_sockets": 4,
               "cores_per_socket": 1,
               "cache_size_in_bytes": 20480,
               "count": 4
            }
         ]
      },
      "process": {
         "cpu": {
            "percent": 3
         },
         "open_file_descriptors": {
            "min": 287,
            "max": 297,
            "avg": 293
         }
      },
      "jvm": {
         "max_uptime_in_millis": 43752495,
         "versions": [
            {
               "version": "1.7.0_55",
               "vm_name": "Java HotSpot(TM) 64-Bit Server VM",
               "vm_version": "24.55-b03",
               "vm_vendor": "Oracle Corporation",
               "count": 4
            }
         ],
         "mem": {
            "heap_used_in_bytes": 13944265752,
            "heap_max_in_bytes": 29925310464
         },
         "threads": 314
      },
      "fs": {
         "total_in_bytes": 429496729600,
         "free_in_bytes": 410135035904,
         "available_in_bytes": 405819146240
      },
      "plugins": [
         {
            "name": "marvel",
            "version": "1.2.1",
            "description": "Elasticsearch Management & Monitoring",
            "url": "/_plugin/marvel/",
            "jvm": true,
            "site": true
         },
         {
            "name": "cloud-gce",
            "version": "2.2.0",
            "description": "Cloud Google Compute Engine Plugin",
            "jvm": true,
            "site": false
         },
         {
            "name": "http-basic-server-plugin",
            "version": "NA",
            "description": "HTTP Basic Server Plugin",
            "jvm": true,
            "site": false
         },
         {
            "name": "cloud-aws",
            "version": "2.2.0",
            "description": "Cloud AWS Plugin",
            "jvm": true,
            "site": false
         }
      ]
   }
}