[Bigdata-developers] FileLock Overlap

[Joakim S. <joa...@bl...>]

Hi,
What did most likely go wrong if I get the following error:

exception

javax.servlet.ServletException: Servlet.init() for servlet com.blippar.servlet.SparqlServlet threw exception
	org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:617)
	org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:518)
	org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1091)
	org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:668)
	org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1527)
	org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1484)
	java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	java.lang.Thread.run(Thread.java:745)
root cause

java.lang.RuntimeException: FileLock Overlap
	com.bigdata.journal.FileMetadata.reopenChannel(FileMetadata.java:1245)
	com.bigdata.journal.FileMetadata.access$000(FileMetadata.java:58)
	com.bigdata.journal.FileMetadata$1.reopenChannel(FileMetadata.java:1163)
	com.bigdata.journal.FileMetadata$1.reopenChannel(FileMetadata.java:1153)
	com.bigdata.journal.FileMetadata.<init>(FileMetadata.java:946)
	com.bigdata.journal.FileMetadata.createInstance(FileMetadata.java:1470)
	com.bigdata.journal.AbstractJournal.<init>(AbstractJournal.java:1156)
	com.bigdata.journal.Journal.<init>(Journal.java:275)
	com.bigdata.journal.Journal.<init>(Journal.java:268)
	com.bigdata.rdf.sail.BigdataSail.createLTS(BigdataSail.java:710)
	com.bigdata.rdf.sail.BigdataSail.<init>(BigdataSail.java:689)
	com.blippar.servlet.DataManager.initialize(DataManager.java:74)
	com.blippar.servlet.SparqlServlet.init(SparqlServlet.java:42)
	javax.servlet.GenericServlet.init(GenericServlet.java:158)
	org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:617)
	org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:518)
	org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1091)
	org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:668)
	org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1527)
	org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1484)
	java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	java.lang.Thread.run(Thread.java:745)
root cause

java.nio.channels.OverlappingFileLockException
	sun.nio.ch.SharedFileLockTable.checkList(FileLockTable.java:255)
	sun.nio.ch.SharedFileLockTable.add(FileLockTable.java:152)
	sun.nio.ch.FileChannelImpl.tryLock(FileChannelImpl.java:1075)
	com.bigdata.journal.FileMetadata.reopenChannel(FileMetadata.java:1210)
	com.bigdata.journal.FileMetadata.access$000(FileMetadata.java:58)
	com.bigdata.journal.FileMetadata$1.reopenChannel(FileMetadata.java:1163)
	com.bigdata.journal.FileMetadata$1.reopenChannel(FileMetadata.java:1153)
	com.bigdata.journal.FileMetadata.<init>(FileMetadata.java:946)
	com.bigdata.journal.FileMetadata.createInstance(FileMetadata.java:1470)
	com.bigdata.journal.AbstractJournal.<init>(AbstractJournal.java:1156)
	com.bigdata.journal.Journal.<init>(Journal.java:275)
	com.bigdata.journal.Journal.<init>(Journal.java:268)
	com.bigdata.rdf.sail.BigdataSail.createLTS(BigdataSail.java:710)
	com.bigdata.rdf.sail.BigdataSail.<init>(BigdataSail.java:689)
	com.blippar.servlet.DataManager.initialize(DataManager.java:74)
	com.blippar.servlet.SparqlServlet.init(SparqlServlet.java:42)
	javax.servlet.GenericServlet.init(GenericServlet.java:158)
	org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:617)
	org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:518)
	org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1091)
	org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:668)
	org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1527)
	org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1484)
	java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	java.lang.Thread.run(Thread.java:745)