ElasticSearch排序引起的all shards failed异常原因分析

2020-06-01 00:00:00 索引 创建 数据 信息 方法

背景

注：ElasticSearch版本为5.4。

在我们的日志系统里需要一些系统索引，这些系统索引在应用初始化的时候就会被添加到ElasticSearch中去，这些在ElasticSearch中的系统索引在没有索引数据的时候，只有索引名和一些配置信息，没有mapping信息。当用户去根据时间区间排序搜索日志信息的时候，ElasticSearch就会产生all shards failed异常。具体异常信息如下：

Caused by: [.alert/NXa3zq5WSb-wGBKgyZibzw] QueryShardException[No mapping found for [timestamp] in order to sort on]
	at org.ElasticSearch.search.sort.FieldSortBuilder.build(FieldSortBuilder.java:262)
	at org.ElasticSearch.search.sort.SortBuilder.buildSort(SortBuilder.java:156)
	at org.ElasticSearch.search.SearchService.parseSource(SearchService.java:617)
	at org.ElasticSearch.search.SearchService.createContext(SearchService.java:468)
	at org.ElasticSearch.search.SearchService.createAndPutContext(SearchService.java:444)
	at org.ElasticSearch.search.SearchService.executeQueryPhase(SearchService.java:252)
	at org.ElasticSearch.action.search.SearchTransportService$6.messageReceived(SearchTransportService.java:331)
	at org.ElasticSearch.action.search.SearchTransportService$6.messageReceived(SearchTransportService.java:328)
	at org.ElasticSearch.transport.RequestHandlerRegistry.processMessageReceived(RequestHandlerRegistry.java:69)
	at org.ElasticSearch.transport.TransportService$7.doRun(TransportService.java:627)
	at org.ElasticSearch.common.util.concurrent.ThreadContext$ContextPreservingAbstractRunnable.doRun(ThreadContext.java:638)
	at org.ElasticSearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:37)
	... 3 more

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