Type Exception Report
Message org.apache.http.nio.reactor.IOReactorException: Failure opening selector
Description The server encountered an unexpected condition that prevented it from fulfilling the request.
Exception
java.lang.IllegalStateException: org.apache.http.nio.reactor.IOReactorException: Failure opening selector org.apache.http.impl.nio.client.IOReactorUtils.create(IOReactorUtils.java:43) org.apache.http.impl.nio.client.HttpAsyncClientBuilder.build(HttpAsyncClientBuilder.java:668) java.security.AccessController.doPrivileged(Native Method) org.elasticsearch.client.RestClientBuilder.createHttpClient(RestClientBuilder.java:219) java.security.AccessController.doPrivileged(Native Method) org.elasticsearch.client.RestClientBuilder.build(RestClientBuilder.java:191) org.elasticsearch.client.RestHighLevelClient.<init>(RestHighLevelClient.java:283) org.elasticsearch.client.RestHighLevelClient.<init>(RestHighLevelClient.java:275) life.dealsfor.model.dao.impl.SearchDAOImplEs.getProducts(SearchDAOImplEs.java:435) life.dealsfor.model.Search.getProducts(Search.java:128) life.dealsfor.view.search.SearchCategoryView.loadProducts(SearchCategoryView.java:227) life.dealsfor.view.search.SearchCategoryView.doGet(SearchCategoryView.java:157) javax.servlet.http.HttpServlet.service(HttpServlet.java:626) javax.servlet.http.HttpServlet.service(HttpServlet.java:733) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) life.dealsfor.view.filter.UrlFilter.doFilter(UrlFilter.java:110)
Root Cause
org.apache.http.nio.reactor.IOReactorException: Failure opening selector org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor.<init>(AbstractMultiworkerIOReactor.java:146) org.apache.http.impl.nio.reactor.DefaultConnectingIOReactor.<init>(DefaultConnectingIOReactor.java:81) org.apache.http.impl.nio.reactor.DefaultConnectingIOReactor.<init>(DefaultConnectingIOReactor.java:96) org.apache.http.impl.nio.client.IOReactorUtils.create(IOReactorUtils.java:41) org.apache.http.impl.nio.client.HttpAsyncClientBuilder.build(HttpAsyncClientBuilder.java:668) java.security.AccessController.doPrivileged(Native Method) org.elasticsearch.client.RestClientBuilder.createHttpClient(RestClientBuilder.java:219) java.security.AccessController.doPrivileged(Native Method) org.elasticsearch.client.RestClientBuilder.build(RestClientBuilder.java:191) org.elasticsearch.client.RestHighLevelClient.<init>(RestHighLevelClient.java:283) org.elasticsearch.client.RestHighLevelClient.<init>(RestHighLevelClient.java:275) life.dealsfor.model.dao.impl.SearchDAOImplEs.getProducts(SearchDAOImplEs.java:435) life.dealsfor.model.Search.getProducts(Search.java:128) life.dealsfor.view.search.SearchCategoryView.loadProducts(SearchCategoryView.java:227) life.dealsfor.view.search.SearchCategoryView.doGet(SearchCategoryView.java:157) javax.servlet.http.HttpServlet.service(HttpServlet.java:626) javax.servlet.http.HttpServlet.service(HttpServlet.java:733) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) life.dealsfor.view.filter.UrlFilter.doFilter(UrlFilter.java:110)
Root Cause
java.io.IOException: Too many open files sun.nio.ch.IOUtil.makePipe(Native Method) sun.nio.ch.EPollSelectorImpl.<init>(EPollSelectorImpl.java:65) sun.nio.ch.EPollSelectorProvider.openSelector(EPollSelectorProvider.java:36) java.nio.channels.Selector.open(Selector.java:227) org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor.<init>(AbstractMultiworkerIOReactor.java:144) org.apache.http.impl.nio.reactor.DefaultConnectingIOReactor.<init>(DefaultConnectingIOReactor.java:81) org.apache.http.impl.nio.reactor.DefaultConnectingIOReactor.<init>(DefaultConnectingIOReactor.java:96) org.apache.http.impl.nio.client.IOReactorUtils.create(IOReactorUtils.java:41) org.apache.http.impl.nio.client.HttpAsyncClientBuilder.build(HttpAsyncClientBuilder.java:668) java.security.AccessController.doPrivileged(Native Method) org.elasticsearch.client.RestClientBuilder.createHttpClient(RestClientBuilder.java:219) java.security.AccessController.doPrivileged(Native Method) org.elasticsearch.client.RestClientBuilder.build(RestClientBuilder.java:191) org.elasticsearch.client.RestHighLevelClient.<init>(RestHighLevelClient.java:283) org.elasticsearch.client.RestHighLevelClient.<init>(RestHighLevelClient.java:275) life.dealsfor.model.dao.impl.SearchDAOImplEs.getProducts(SearchDAOImplEs.java:435) life.dealsfor.model.Search.getProducts(Search.java:128) life.dealsfor.view.search.SearchCategoryView.loadProducts(SearchCategoryView.java:227) life.dealsfor.view.search.SearchCategoryView.doGet(SearchCategoryView.java:157) javax.servlet.http.HttpServlet.service(HttpServlet.java:626) javax.servlet.http.HttpServlet.service(HttpServlet.java:733) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) life.dealsfor.view.filter.UrlFilter.doFilter(UrlFilter.java:110)
Note The full stack trace of the root cause is available in the server logs.