Hello, While reloading a core I got this following error, when does this occur ? Prior to this exception I do not see anything wrong in the logs.
[#|2011-02-01T13:02:36.697-0500|SEVERE|sun-appserver2.1|org.apache.solr.servlet.SolrDispatchFilter|_ThreadID=25;_ThreadName=httpWorkerThread-9001-5;_RequestID=450f6337-1f5c-42bc-a572-f0924de36b56;|org.apache.lucene.store.LockObtainFailedException: Lock obtain timed out: NativeFSLock@ /data/solr/core/solr-data/index/lucene-7dc773a074342fa21d7d5ba09fc80678-write.lock at org.apache.lucene.store.Lock.obtain(Lock.java:85) at org.apache.lucene.index.IndexWriter.init(IndexWriter.java:1565) at org.apache.lucene.index.IndexWriter.<init>(IndexWriter.java:1421) at org.apache.solr.update.SolrIndexWriter.<init>(SolrIndexWriter.java:191) at org.apache.solr.update.UpdateHandler.createMainIndexWriter(UpdateHandler.java:98) at org.apache.solr.update.DirectUpdateHandler2.openWriter(DirectUpdateHandler2.java:173) at org.apache.solr.update.DirectUpdateHandler2.addDoc(DirectUpdateHandler2.java:220) at org.apache.solr.update.processor.RunUpdateProcessor.processAdd(RunUpdateProcessorFactory.java:61) at org.apache.solr.handler.XMLLoader.processUpdate(XMLLoader.java:139) at org.apache.solr.handler.XMLLoader.load(XMLLoader.java:69) at org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:54) at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:131) at org.apache.solr.core.SolrCore.execute(SolrCore.java:1316) at org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:338) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:241) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:246) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:313) at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:287) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:218) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:648) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:593) at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94) at com.sun.enterprise.web.PESessionLockingStandardPipeline.invoke(PESessionLockingStandardPipeline.java:98) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:222) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:648) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:593) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:587) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1096) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:166) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:648) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:593) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:587) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1096) at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:290) at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(DefaultProcessorTask.java:647) at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(DefaultProcessorTask.java:579) at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(DefaultProcessorTask.java:831) at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask(DefaultReadTask.java:341) at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(DefaultReadTask.java:263) at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(DefaultReadTask.java:214) at com.sun.enterprise.web.connector.grizzly.TaskBase.run(TaskBase.java:265) at com.sun.enterprise.web.connector.grizzly.WorkerThreadImpl.run(WorkerThreadImpl.java:116) |#] [#|2011-02-01T13:02:40.330-0500|SEVERE|sun-appserver2.1|org.apache.solr.update.SolrIndexWriter|_ThreadID=82;_ThreadName=Finalizer;_RequestID=121fac59-7b08-46b9-acaa-5c5462418dc7;|SolrIndexWriter was not closed prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!|#] [#|2011-02-01T13:02:40.330-0500|SEVERE|sun-appserver2.1|org.apache.solr.update.SolrIndexWriter|_ThreadID=82;_ThreadName=Finalizer;_RequestID=121fac59-7b08-46b9-acaa-5c5462418dc7;|SolrIndexWriter was not closed prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!|#] Ravi Kiran Bhaskar