The exact version as shown by the UI is: - solr-impl 5.3.0 1696229 - noble - 2015-08-17 17:10:43 - lucene-impl 5.3.0 1696229 - noble - 2015-08-17 16:59:03
Unfortunately my skills in debugging are limited. So I'm not sure about a 'deeper caller stack'. Did you mean the attached snapshot from VirtualVM, a stack trace like below or something else? Please give me a hint.
uwe
"qtp1734853116-68" #68 prio=5 os_prio=64 tid=0x00000000117fd800 nid=0x77 runnable [0xfffffd7f991fc000] java.lang.Thread.State: RUNNABLE at java.util.HashMap.resize(HashMap.java:734) at java.util.HashMap.putVal(HashMap.java:662) at java.util.HashMap.put(HashMap.java:611) at org.apache.lucene.index.FieldInfos$Builder.addOrUpdateInternal(FieldInfos.java:344) at org.apache.lucene.index.FieldInfos$Builder.add(FieldInfos.java:366) at org.apache.lucene.index.FieldInfos$Builder.add(FieldInfos.java:304) at org.apache.lucene.index.MultiFields.getMergedFieldInfos(MultiFields.java:245) at org.apache.lucene.index.SlowCompositeReaderWrapper.getFieldInfos(SlowCompositeReaderWrapper.java:237) at org.apache.lucene.index.SlowCompositeReaderWrapper.getSortedSetDocValues(SlowCompositeReaderWrapper.java:174) at org.apache.solr.request.DocValuesFacets.getCounts(DocValuesFacets.java:72) at org.apache.solr.request.SimpleFacets.getTermCounts(SimpleFacets.java:492) at org.apache.solr.request.SimpleFacets.getTermCounts(SimpleFacets.java:385) at org.apache.solr.request.SimpleFacets$3.call(SimpleFacets.java:628) at org.apache.solr.request.SimpleFacets$3.call(SimpleFacets.java:619) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at org.apache.solr.request.SimpleFacets$2.execute(SimpleFacets.java:573) at org.apache.solr.request.SimpleFacets.getFacetFieldCounts(SimpleFacets.java:644) at org.apache.solr.handler.component.FacetComponent.getFacetCounts(FacetComponent.java:294) at org.apache.solr.handler.component.FacetComponent.process(FacetComponent.java:256) at org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:285) at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:143) at org.apache.solr.core.SolrCore.execute(SolrCore.java:2068) at org.apache.solr.servlet.HttpSolrCall.execute(HttpSolrCall.java:669) at org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:462) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:210) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:179) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:215) at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:110) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97) at org.eclipse.jetty.server.Server.handle(Server.java:499) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:310) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257) at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:540) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635) at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555) at java.lang.Thread.run(Thread.java:745)
Am 22.09.2015 um 12:56 schrieb Mikhail Khludnev:
It's quite strange https://issues.apache.org/jira/browse/SOLR-7730 significantly optimized DV facets at 5.3.0 exactly by avoiding FileInfo merge. Would you mind to provide deeper caller stack for org.apache.lucene.index.FileInfos.MultibleFields.getMergedFieldInfos()? Or a time spend in SlowCompositeReaderWrapper, DocValuesFacets, MultiDocValues and their hot methods. Which version you exactly on? and how do you know that? Thanks