# java.lang.StackOverflowError: null 异常导致es挂掉
**URL:** https://discuss.elastic.co/t/java-lang-stackoverflowerror-null-es/122205
**Category:** 中文提问与讨论
**Created:** [March 2, 2018, 7:10am UTC](https://discuss.elastic.co/t/java-lang-stackoverflowerror-null-es/122205 "2018-03-02T07:10:17Z")
**Posts on this page:** 4
**Page:** 1
### Author:  [@yitiaoxianyu](https://discuss.elastic.co/u/yitiaoxianyu)
#### Post date: [March 2, 2018, 7:10am UTC](https://discuss.elastic.co/t/java-lang-stackoverflowerror-null-es/122205/1 "2018-03-02T07:10:17Z")
#### 描述
搭建的es在使用过程中会挂掉。
- es版本： 5.6.3
- os版本：centos6.2
- CPU 32核 内存 256G
#### log信息
```auto
[2018-03-02T09:59:17,533][ERROR][o.e.b.ElasticsearchUncaughtExceptionHandler] [] fatal error in thread [elasticsearch[Nx5NyLh][search][T#7]], exiting
java.lang.StackOverflowError: null
at java.util.Collections$UnmodifiableMap.get(Collections.java:1454) ~[?:1.8.0_151]
at org.elasticsearch.transport.TransportService$Adapter.getRequestHandler(TransportService.java:804) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService.sendLocalRequest(TransportService.java:631) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService.access$000(TransportService.java:74) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService$3.sendRequest(TransportService.java:137) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService.sendRequestInternal(TransportService.java:586) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService.sendRequest(TransportService.java:519) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService.sendChildRequest(TransportService.java:546) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService.sendChildRequest(TransportService.java:537) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.SearchTransportService.sendExecuteQuery(SearchTransportService.java:149) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.SearchQueryThenFetchAsyncAction.executePhaseOnShard(SearchQueryThenFetchAsyncAction.java:51) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.InitialSearchPhase.performPhaseOnShard(InitialSearchPhase.java:160) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.InitialSearchPhase.maybeExecuteNext(InitialSearchPhase.java:149) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.InitialSearchPhase.onShardFailure(InitialSearchPhase.java:110) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.InitialSearchPhase.access$100(InitialSearchPhase.java:46) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.InitialSearchPhase$1.onFailure(InitialSearchPhase.java:169) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.ActionListenerResponseHandler.handleException(ActionListenerResponseHandler.java:51) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService$ContextRestoreResponseHandler.handleException(TransportService.java:1067) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService$DirectResponseChannel.processException(TransportService.java:1171) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService$DirectResponseChannel.sendResponse(TransportService.java:1149) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService$7.onFailure(TransportService.java:655) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.common.util.concurrent.AbstractRunnable.onRejection(AbstractRunnable.java:63) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingAbstractRunnable.onRejection(ThreadContext.java:628) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.common.util.concurrent.EsThreadPoolExecutor.doExecute(EsThreadPoolExecutor.java:100) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.common.util.concurrent.EsThreadPoolExecutor.execute(EsThreadPoolExecutor.java:89) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService.sendLocalRequest(TransportService.java:640) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService.access$000(TransportService.java:74) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService$3.sendRequest(TransportService.java:137) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService.sendRequestInternal(TransportService.java:586) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService.sendRequest(TransportService.java:519) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService.sendChildRequest(TransportService.java:546) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService.sendChildRequest(TransportService.java:537) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.SearchTransportService.sendExecuteQuery(SearchTransportService.java:149) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.SearchQueryThenFetchAsyncAction.executePhaseOnShard(SearchQueryThenFetchAsyncAction.java:51) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.InitialSearchPhase.performPhaseOnShard(InitialSearchPhase.java:160) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.InitialSearchPhase.maybeExecuteNext(InitialSearchPhase.java:149) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.InitialSearchPhase.onShardFailure(InitialSearchPhase.java:110) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.InitialSearchPhase.access$100(InitialSearchPhase.java:46) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.search.InitialSearchPhase$1.onFailure(InitialSearchPhase.java:169) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.action.ActionListenerResponseHandler.handleException(ActionListenerResponseHandler.java:51) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService$ContextRestoreResponseHandler.handleException(TransportService.java:1067) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService$DirectResponseChannel.processException(TransportService.java:1171) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService$DirectResponseChannel.sendResponse(TransportService.java:1149) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.transport.TransportService$7.onFailure(TransportService.java:655) ~[elasticsearch-5.6.3.jar:5.6.3]
at org.elasticsearch.common.util.concurrent.AbstractRunnable.onRejection(AbstractRunnable.java:63) ~[elasticsearch-5.6.3.jar:5.6.3]
...
```
#### 请问下是否是es配置不当所导致的问题。谢谢
---
### Author:  [@medcl.net](https://discuss.elastic.co/u/medcl.net)
#### Post date: [March 3, 2018, 3:08pm UTC](https://discuss.elastic.co/t/java-lang-stackoverflowerror-null-es/122205/2 "2018-03-03T15:08:39Z")
请把你在默认基础之上调整过的参数贴上来看一下
---
### Author:  [@yitiaoxianyu](https://discuss.elastic.co/u/yitiaoxianyu)
#### Post date: [March 5, 2018, 2:28am UTC](https://discuss.elastic.co/t/java-lang-stackoverflowerror-null-es/122205/3 "2018-03-05T02:28:11Z")
```auto
bootstrap.memory_lock: false
bootstrap.system_call_filter: false
network.host: x.x.x.x
http.port:19200
```
改了上面这些配置
---
### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [April 2, 2018, 2:28am UTC](https://discuss.elastic.co/t/java-lang-stackoverflowerror-null-es/122205/4 "2018-04-02T02:28:15Z")
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