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From Mingzhu Gao <m...@adobe.com>
Subject why Analyzer in solr always hang ?
Date Thu, 24 Oct 2013 02:54:41 GMT
Hi All ,

My custom analyser always hang when I click "Analysis values" button from analysis page .

The thread dump is the following :

"http-bio-8080-exec-7" daemon prio=5 tid=7ffc7e0a9800 nid=0x1152d6000 runnable [1152d3000]
   java.lang.Thread.State: RUNNABLE
at gnu.trove.impl.hash.TObjectHash.insertKeyRehash(TObjectHash.java:348)
at gnu.trove.impl.hash.TObjectHash.insertKey(TObjectHash.java:294)
at gnu.trove.map.custom_hash.TObjectIntCustomHashMap.put(TObjectIntCustomHashMap.java:252)
at gnu.trove.map.custom_hash.TObjectIntCustomHashMap.readExternal(TObjectIntCustomHashMap.java:1141)
at java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1795)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1754)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1326)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1950)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1874)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1756)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1326)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:348)
at java.util.HashMap.readObject(HashMap.java:1030)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:969)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1852)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1756)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1326)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1950)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1874)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1756)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1326)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1950)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1874)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1756)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1326)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:348)

……..

at org.apache.solr.handler.FieldAnalysisRequestHandler.doAnalysis(FieldAnalysisRequestHandler.java:101)
at org.apache.solr.handler.AnalysisRequestHandlerBase.handleRequestBody(AnalysisRequestHandlerBase.java:59)
at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:135)
at org.apache.solr.core.RequestHandlers$LazyRequestHandlerWrapper.handleRequest(RequestHandlers.java:241)
at org.apache.solr.core.SolrCore.execute(SolrCore.java:1859)
at org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:703)
at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:406)
at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:195)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312)
- locked <7810afd50> (a org.apache.tomcat.util.net.SocketWrapper)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
at java.lang.Thread.run(Thread.java:680)

   Locked ownable synchronizers:
- <780f81530> (a java.util.concurrent.locks.ReentrantLock$NonfairSync)

Can anybody give some hints and suggestions for this kind of issue ?

Thanks,
-Mingz


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