RCA API

Sample request

  1. # Request all available RCAs
  2. GET localhost:9600/_plugins/_performanceanalyzer/rca
  4. # Request a specific RCA
  5. GET localhost:9600/_plugins/_performanceanalyzer/rca?name=HighHeapUsageClusterRca

Sample response

  1. {
  2.   "HighHeapUsageClusterRca": [{
  3.     "rca_name": "HighHeapUsageClusterRca",
  4.     "state": "unhealthy",
  5.     "timestamp": 1587426650942,
  6.     "HotClusterSummary": [{
  7.       "number_of_nodes": 2,
  8.       "number_of_unhealthy_nodes": 1,
  9.       "HotNodeSummary": [{
  10.         "host_address": "192.168.144.2",
  11.         "node_id": "JtlEoRowSI6iNpzpjlbp_Q",
  12.         "HotResourceSummary": [{
  13.           "resource_type": "old gen",
  14.           "threshold": 0.65,
  15.           "value": 0.81827232588145373,
  16.           "avg": NaN,
  17.           "max": NaN,
  18.           "min": NaN,
  19.           "unit_type": "heap usage in percentage",
  20.           "time_period_seconds": 600,
  21.           "TopConsumerSummary": [{
  22.               "name": "CACHE_FIELDDATA_SIZE",
  23.               "value": 590702564
  24.             },
  25.             {
  26.               "name": "CACHE_REQUEST_SIZE",
  27.               "value": 28375
  28.             },
  29.             {
  30.               "name": "CACHE_QUERY_SIZE",
  31.               "value": 12687
  32.             }
  33.           ],
  34.         }]
  35.       }]
  36.     }]
  37.   }]
  38. }