# Elasticsearch gives execption while report download\["message":"Request cannot be executed; I/O reactor status: STOPPED","errorstacktrace":"java.lang.RuntimeException\] **URL:** https://discuss.elastic.co/t/elasticsearch-gives-execption-while-report-download-message-request-cannot-be-executed-i-o-reactor-status-stopped-errorstacktrace-java-lang-runtimeexception/322825 **Category:** Elasticsearch **Tags:** language-clients **Created:** [January 10, 2023, 11:44am UTC](https://discuss.elastic.co/t/elasticsearch-gives-execption-while-report-download-message-request-cannot-be-executed-i-o-reactor-status-stopped-errorstacktrace-java-lang-runtimeexception/322825 "2023-01-10T11:44:47Z") **Posts on this page:** 4 **Page:** 1
### Author: ![PRASHANT\_MEHTA](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/prashant_mehta/32/101764_2.png) [@PRASHANT\_MEHTA](https://discuss.elastic.co/u/PRASHANT_MEHTA) #### Post date: [January 10, 2023, 11:44am UTC](https://discuss.elastic.co/t/elasticsearch-gives-execption-while-report-download-message-request-cannot-be-executed-i-o-reactor-status-stopped-errorstacktrace-java-lang-runtimeexception/322825/1 "2023-01-10T11:44:47Z")
Hello All, I'm getting following exception while downloading report by query elastic.Unable to understand resolution for this.Tried increasing the jvm heap to 12 gb ,still same exception. Exception: {"statusCode":"REPORT\_SERVICE\_1009","timestamp":"2023-01-10T11:23:54.568+00:00","message":"Request cannot be executed; I/O reactor status: STOPPED","errorstacktrace":"java.lang.RuntimeException: Request cannot be executed; I/O reactor status: STOPPED\n\tat org.elasticsearch.client.RestClient.extractAndWrapCause(RestClient.java:889)\n\tat org.elasticsearch.client.RestClient.performRequest(RestClient.java:283)\n\tat org.elasticsearch.client.RestClient.performRequest(RestClient.java:270)\n\tat org.elasticsearch.client.RestHighLevelClient.performClientRequest(RestHighLevelClient.java:2082)\n\tat org.elasticsearch.client.RestHighLevelClient.internalPerformRequest(RestHighLevelClient.java:1732)\n\tat org.elasticsearch.client.RestHighLevelClient.performRequest(RestHighLevelClient.java:1702)\n\tat org.elasticsearch.client.RestHighLevelClient.performRequestAndParseEntity(RestHighLevelClient.java:1672)\n\tat org.elasticsearch.client.RestHighLevelClient.search(RestHighLevelClient.java:1128)\n\tat new.connect.integration.services.reportservice.service.randReportService.getrandUniqueIds(randReportService.java:282)\n\tat new.connect.integration.services.reportservice.service.randReportService.retrieveImportJobsData(randReportService.java:128)\n\tat new.connect.integration.services.reportservice.service.randReportService.generaterandReport(randReportService.java:96)\n\tat new.connect.integration.services.reportservice.controller.ReportServiceController.downloadrandReport(ReportServiceController.java:1045)\n\tat java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\n\tat java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)\n\tat java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\n\tat java.base/java.lang.reflect.Method.invoke(Method.java:566)\n\tat org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)\n\tat org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:150)\n\tat org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:117)\n\tat org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:895)\n\tat org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:808)\n\tat org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)\n\tat org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1067)\n\tat org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:963)\n\tat org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)\n\tat org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)\n\tat javax.servlet.http.HttpServlet.service(HttpServlet.java:655)\n\tat org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)\n\tat javax.servlet.http.HttpServlet.service(HttpServlet.java:764)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:227)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)\n\tat org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)\n\tat org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)\n\tat org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)\n\tat org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)\n\tat org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)\n\tat org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:96)\n\tat org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)\n\tat org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)\n\tat org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)\n\tat org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:197)\n\tat org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)\n\tat org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:541)\n\tat org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135)\n\tat org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)\n\tat org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)\n\tat org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:360)\n\tat org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:399)\n\tat org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)\n\tat org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:889)\n\tat org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1743)\n\tat org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)\n\tat org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)\n\tat org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)\n\tat org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)\n\tat java.base/java.lang.Thread.run(Thread.java:829)\nCaused by: java.lang.IllegalStateException: Request cannot be executed; I/O reactor status: STOPPED\n\tat org.apache.http.util.Asserts.check(Asserts.java:46)\n\tat org.apache.http.impl.nio.client.CloseableHttpAsyncClientBase.ensureRunning(CloseableHttpAsyncClientBase.java:90)\n\tat org.apache.http.impl.nio.client.InternalHttpAsyncClient.execute(InternalHttpAsyncClient.java:123)\n\tat org.elasticsearch.client.RestClient.performRequest(RestClient.java:279)\n\t... 64 more\n"} Query: ```auto GET /his-monitor-adapter-*/_search { "query": { GET /tis-monitor-adapter-*/_search { "size": 0, "query": { "bool": { "must": [ { "exists": { "field": "adapter.scheduler" } } ] } }, "aggs": { "uniqueIdList": { "terms": { "field": "adapter.uniqueId.keyword", "size": 10000 } } } } ``` TEST INSTANCE: How many indices and shards does it run against? 1 Index,1 shard How much data do those indices contain? 8840 documents,1.4mb What is the specification of your Elasticsearch cluster? Single Node elastic cluster,8 core CPU JVM HEAP Allocated: -Xms8g -Xmx8g ![image](https://us1.discourse-cdn.com/elastic/original/3X/c/0/c08661c96af9be23bd663e24afcb65913147bf87.png) Any suggestion would be helpful. Thanx ---
### Author: ![Ayush\_Mathur](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/ayush_mathur/32/77134_2.png) [@Ayush\_Mathur](https://discuss.elastic.co/u/Ayush_Mathur) #### Post date: [January 10, 2023, 2:04pm UTC](https://discuss.elastic.co/t/elasticsearch-gives-execption-while-report-download-message-request-cannot-be-executed-i-o-reactor-status-stopped-errorstacktrace-java-lang-runtimeexception/322825/2 "2023-01-10T14:04:47Z")
> [@PRASHANT\_MEHTA](#): > > Request cannot be executed; I/O reactor status: STOPPED Have a look at: [Low-level REST client status error:ava.lang.IllegalStateException: Request cannot be executed; I/O reactor status: STOPPED · Issue #42133 · elastic/elasticsearch (github.com)](https://github.com/elastic/elasticsearch/issues/42133) and [Elasticsearch Request cannot be executed; I/O reactor status: STOPPED - Stack Overflow](https://stackoverflow.com/questions/69255845/elasticsearch-request-cannot-be-executed-i-o-reactor-status-stopped) It's worth checking on how many connections are being created from your client to ES, creating too many connections or not closing them properly can lead to this situation. ---
### Author: ![PRASHANT\_MEHTA](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/prashant_mehta/32/101764_2.png) [@PRASHANT\_MEHTA](https://discuss.elastic.co/u/PRASHANT_MEHTA) #### Post date: [January 11, 2023, 12:03pm UTC](https://discuss.elastic.co/t/elasticsearch-gives-execption-while-report-download-message-request-cannot-be-executed-i-o-reactor-status-stopped-errorstacktrace-java-lang-runtimeexception/322825/3 "2023-01-11T12:03:13Z")
Hello @Ayush_Mathur , Thanx for your time for looking into this and for links mentioned.Will look into points you've mentioned. Many Thanx ---
### Author: ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system) #### Post date: [February 8, 2023, 12:03pm UTC](https://discuss.elastic.co/t/elasticsearch-gives-execption-while-report-download-message-request-cannot-be-executed-i-o-reactor-status-stopped-errorstacktrace-java-lang-runtimeexception/322825/4 "2023-02-08T12:03:40Z")
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