10、es 常见问题

1、Caused by: org.elasticsearch.transport.RemoteTransportException: [node-1][172.20.44.8:9300][indices:data/read/search[phase/query]] Caused by: java.lang.IllegalArgumentException: Fielddata is disabled on text fields by default. Set fielddata=true on [orderKey] in order to load fielddata in memory by uninverting the inverted index. Note that this can however use significant memory. at org.elasticsearch.index.mapper.TextFieldMapper$TextFieldType.fielddataBuilder(TextFieldMapper.java:335) at org.elasticsearch.index.fielddata.IndexFieldDataService.getForField(IndexFieldDataService.java:111) at org.elasticsearch.search.aggregations.support.ValuesSourceAggregationBuilder.config(ValuesSourceAggregationBuilder.java:355) at org.elasticsearch.search.aggregations.support.ValuesSourceAggregationBuilder.resolveConfig(ValuesSourceAggregationBuilder.java:305) at org.elasticsearch.search.aggregations.support.ValuesSourceAggregationBuilder.doBuild(ValuesSourceAggregationBuilder.java:299) at org.elasticsearch.search.aggregations.support.ValuesSourceAggregationBuilder$LeafOnly.doBuild(ValuesSourceAggregationBuilder.java:52) at org.elasticsearch.search.aggregations.AbstractAggregationBuilder.build(AbstractAggregationBuilder.java:126) at org.elasticsearch.search.aggregations.AggregatorFactories$Builder.build(AggregatorFactories.java:211) at org.elasticsearch.search.SearchService.parseSource(SearchService.java:731) at org.elasticsearch.search.SearchService.createContext(SearchService.java:553) at org.elasticsearch.search.SearchService.createAndPutContext(SearchService.java:529) at org.elasticsearch.search.SearchService.executeQueryPhase(SearchService.java:264) at org.elasticsearch.action.search.SearchTransportService$6.messageReceived(SearchTransportService.java:300) at org.elasticsearch.action.search.SearchTransportService$6.messageReceived(SearchTransportService.java:297) at org.elasticsearch.transport.RequestHandlerRegistry.processMessageReceived(RequestHandlerRegistry.java:69) at org.elasticsearch.transport.TransportService$6.doRun(TransportService.java:577) at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingAbstractRunnable.doRun(ThreadContext.java:527) at org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:37) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748)

https://blog.youkuaiyun.com/u011403655/article/details/71107415
https://blog.youkuaiyun.com/qq_30581017/article/details/79525033