GET /_cat/indices?v&h=index,fielddata.memory_size&s=fielddata.memory_size:desc
POST /${fielddata占用内存较高的索引}/_cache/clear?fielddata=true
GET /_cat/nodes?v&h=segments.count,segments.memory&s=segments.memory:desc
Caused by: org.elasticsearch.common.breaker.CircuitBreakingException: [parent] Data too large, data for [<transport_request>] would be [1749436147/1.6gb], which is larger than the limit of [1622605824/1.5gb], real usage: [1749435872/1.6gb], new bytes reserved: [275/275b]
org.elasticsearch.common.breaker.CircuitBreakingException: [fielddata] Data too large, data for [_id] would be [943928680/900.2mb], which is larger than the limit of [255606128/243.7mb]
[o.e.x.m.e.l.LocalExporter] [1611816935001404932] unexpected error while indexing monitoring documentorg.elasticsearch.xpack.monitoring.exporter.ExportException: RemoteTransportException[[1611816935001404732][9.10.153.16:9300][indices:data/write/bulk[s]]]; nested: CircuitBreakingException[[in_flight_requests] Data too large, data for [<transport_request>] would be [19491363612/18.1gb], which is larger than the limit of [17066491904/15.8gb]];
85%时开始拒绝写入请求,若 GC 仍无法回收 JVM OLD 区中的内存,在使用率到达90%时将拒绝查询请求。当请求被拒绝时,客户端将收到如下的响应:{"status": 403,"error": {"root_cause": [{"reason": "pressure too high, (smooth) bulk request circuit break","type": "status_exception"}],"type": "status_exception","reason": "pressure too high, (smooth) bulk request circuit break"}}
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