Thanks Richard.
2011/6/28 Richard Cyganiak <[email protected]>
> In the /d2r-server file (or /d2r-server.bat if you're on Windows), you'll
> find a line where the heap memory is set using the Java VM's "-Xmx256M"
> flag. The easiest thing is to change that line to "-Xmx1024M" or some even
> higher value.
>
> Best,
> Richard
>
>
> On 28 Jun 2011, at 17:59, Iker Huerga wrote:
>
> > Hello,
> >
> > I am using D2R server with a big DB (around 175GB). when launching the
> server from terminal (not deployed in Tomcat) I am getting a Java Heap Space
> error, the stack trace is as follows:
> >
> > java.lang.OutOfMemoryError: Java heap space
> > at com.mysql.jdbc.MysqlIO.nextRowFast(MysqlIO.java:1577)
> > at com.mysql.jdbc.MysqlIO.nextRow(MysqlIO.java:1401)
> > at com.mysql.jdbc.MysqlIO.readSingleRowSet(MysqlIO.java:2840)
> > at com.mysql.jdbc.MysqlIO.getResultSet(MysqlIO.java:468)
> > at
> com.mysql.jdbc.MysqlIO.readResultsForQueryOrUpdate(MysqlIO.java:2534)
> > at com.mysql.jdbc.MysqlIO.readAllResults(MysqlIO.java:1749)
> > at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2159)
> > at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2548)
> > at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2477)
> > at
> com.mysql.jdbc.StatementImpl.executeQuery(StatementImpl.java:1422)
> > at
> de.fuberlin.wiwiss.d2rq.sql.QueryExecutionIterator.ensureQueryExecuted(QueryExecutionIterator.java:146)
> > at
> de.fuberlin.wiwiss.d2rq.sql.QueryExecutionIterator.tryFetchNextRow(QueryExecutionIterator.java:76)
> > at
> de.fuberlin.wiwiss.d2rq.sql.QueryExecutionIterator.hasNext(QueryExecutionIterator.java:50)
> > at
> de.fuberlin.wiwiss.d2rq.find.RelationToTriplesIterator.tryFillTripleQueue(RelationToTriplesIterator.java:107)
> > at
> de.fuberlin.wiwiss.d2rq.find.RelationToTriplesIterator.hasNext(RelationToTriplesIterator.java:72)
> > at
> com.hp.hpl.jena.util.iterator.NiceIterator$1.hasNext(NiceIterator.java:86)
> > at
> com.hp.hpl.jena.util.IteratorCollection.iteratorToList(IteratorCollection.java:52)
> > at
> com.hp.hpl.jena.graph.impl.SimpleBulkUpdateHandler.addIterator(SimpleBulkUpdateHandler.java:57)
> > at
> com.hp.hpl.jena.graph.impl.SimpleBulkUpdateHandler.add(SimpleBulkUpdateHandler.java:53)
> > at
> de.fuberlin.wiwiss.d2rq.GraphD2RQ.classMapInventory(GraphD2RQ.java:197)
> > at
> de.fuberlin.wiwiss.d2rs.DirectoryServlet.doGet(DirectoryServlet.java:35)
> > at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
> > at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
> > at
> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)
> > at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:362)
> > at
> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
> > at
> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
> > at
> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:726)
> > at
> org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
> > at
> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
> > at org.mortbay.jetty.Server.handle(Server.java:324)
> > at
> org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505)
> >
> > I suppose it is a matter of the -Xmx parameter configuration for Jetty
> Server, but I really do not know how to modify this. Any ideas?
> >
> > Thanks in advanced.
> >
> > Best Regards
> >
> > --
> > Iker Huerga
> > http://www.linkatu.net
> >
> >
> ------------------------------------------------------------------------------
> > All of the data generated in your IT infrastructure is seriously
> valuable.
> > Why? It contains a definitive record of application performance, security
> > threats, fraudulent activity, and more. Splunk takes this data and makes
> > sense of it. IT sense. And common sense.
> >
> http://p.sf.net/sfu/splunk-d2d-c2_______________________________________________
> > d2rq-map-devel mailing list
> > [email protected]
> > https://lists.sourceforge.net/lists/listinfo/d2rq-map-devel
>
>
--
Iker Huerga
http://www.linkatu.net
------------------------------------------------------------------------------
All of the data generated in your IT infrastructure is seriously valuable.
Why? It contains a definitive record of application performance, security
threats, fraudulent activity, and more. Splunk takes this data and makes
sense of it. IT sense. And common sense.
http://p.sf.net/sfu/splunk-d2d-c2
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