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RCA API
Example request
# Request all available RCAs
GET localhost:9600/_plugins/_performanceanalyzer/rca
# Request a specific RCA
GET localhost:9600/_plugins/_performanceanalyzer/rca?name=HighHeapUsageClusterRca
Example response
{
"HighHeapUsageClusterRca": [{
"rca_name": "HighHeapUsageClusterRca",
"state": "unhealthy",
"timestamp": 1587426650942,
"HotClusterSummary": [{
"number_of_nodes": 2,
"number_of_unhealthy_nodes": 1,
"HotNodeSummary": [{
"host_address": "192.168.144.2",
"node_id": "JtlEoRowSI6iNpzpjlbp_Q",
"HotResourceSummary": [{
"resource_type": "old gen",
"threshold": 0.65,
"value": 0.81827232588145373,
"avg": NaN,
"max": NaN,
"min": NaN,
"unit_type": "heap usage in percentage",
"time_period_seconds": 600,
"TopConsumerSummary": [{
"name": "CACHE_FIELDDATA_SIZE",
"value": 590702564
},
{
"name": "CACHE_REQUEST_SIZE",
"value": 28375
},
{
"name": "CACHE_QUERY_SIZE",
"value": 12687
}
],
}]
}]
}]
}]
}