Major Description
We need to handle the OOME thrown here.
https://github.com/apache/lucene-solr/blob/trunk/solr/core/src/java/org/apache/solr/servlet/SolrDispatchFilter.java#L436
I experienced this in my solr server logs.
ERROR org.apache.solr.servlet.SolrDispatchFilter: null:java.lang.RuntimeException: java.lang.OutOfMemoryError: Java heap space
at org.apache.solr.servlet.SolrDispatchFilter.sendError(SolrDispatchFilter.java:775)
at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:419)
at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:187)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.solr.servlet.ProxyUserFilter.doFilter(ProxyUserFilter.java:241)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.solr.servlet.SolrHadoopAuthenticationFilter$2.doFilter(SolrHadoopAuthenticationFilter.java:143)
at org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:384)
at org.apache.solr.servlet.SolrHadoopAuthenticationFilter.doFilter(SolrHadoopAuthenticationFilter.java:148)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.solr.servlet.HostnameFilter.doFilter(HostnameFilter.java:86)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
at java.lang.Thread.run(Thread.java:744)
Caused by: java.lang.OutOfMemoryError: Java heap space
at org.apache.lucene.index.DocTermOrds.uninvert(DocTermOrds.java:279)
at org.apache.solr.request.UnInvertedField.<init>(UnInvertedField.java:179)
at org.apache.solr.request.UnInvertedField.getUnInvertedField(UnInvertedField.java:664)
at org.apache.solr.request.SimpleFacets.getTermCounts(SimpleFacets.java:435)
at org.apache.solr.handler.component.PivotFacetHelper.doPivots(PivotFacetHelper.java:147)
at org.apache.solr.handler.component.PivotFacetHelper.process(PivotFacetHelper.java:90)
at org.apache.solr.handler.component.FacetComponent.process(FacetComponent.java:85)
at org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:208)
at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:135)
at org.apache.solr.core.SolrCore.execute(SolrCore.java:1947)
at org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:759)
at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:398)
at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:187)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.solr.servlet.ProxyUserFilter.doFilter(ProxyUserFilter.java:241)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.solr.servlet.SolrHadoopAuthenticationFilter$2.doFilter(SolrHadoopAuthenticationFilter.java:143)
at org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:384)
at org.apache.solr.servlet.SolrHadoopAuthenticationFilter.doFilter(SolrHadoopAuthenticationFilter.java:148)