That seems a bit strange. I would think that the single dataset lock and multiple-reader-or-single-writer policy would guard against this-- only one thread (request) can mutate the dataset at a time. Or is this a problem with TDB? Do you see this occurring with in-memory datasets?
ajs6f > On Aug 3, 2018, at 8:01 AM, Mikael Pesonen <mikael.peso...@lingsoft.fi> wrote: > > > Easier fix that sleeping was to add system wide semaphore which puts all > concurrent requests to single queue. > > So the problem is in the way how Fuseki handles situation where (concurrent) > requests are coming in faster that it can process it. Usually there are 2 > ways to handle that: return error to client or sleep until there is more > space in request queue. > > Br > > On 2.8.2018 17:18, Andy Seaborne wrote: >> >> >> On 02/08/18 12:56, Mikael Pesonen wrote: >>> >>> I dont have any configuration, so it's default? >>> >>> Command line: >>> >>> /usr/bin/java -Dlog4j.configuration=file:...log4j.properties -Xmx5600M -jar >>> fuseki-server.jar --update --port 3030 --loc=...jena_data_test/ /ds >>> >>> log4j.properties is default except couple of INFO -> WARN >>> >>> >>> >>> On 2.8.2018 12:56, Andy Seaborne wrote: >>>> Fuseki configuration? >>>> >>>> The stacktrace isn't GSP. >>> Im only calling /ds endpoint with php+curl >> >> It says "SPARQL_Update.perform" so it is not GSP. >> >> https://www.w3.org/TR/sparql11-http-rdf-update/ >> >>> >>> >>>> >>>> >>> I'm not able to produce a sendable script that >>>> >>> would case these errors. >>>> >>>> It (still) looks like there is an environment factor. >>>> >>>> Andy >>>> >>>> >>>> On 02/08/18 10:41, Mikael Pesonen wrote: >>>>> >>>>> 3.7.0. >>>>> >>>>> On 2.8.2018 12:40, Andy Seaborne wrote: >>>>>> version? >>>>>> >>>>>> On 02/08/18 10:06, Mikael Pesonen wrote: >>>>>>> >>>>>>> It does happen in our test environment on high load quite often. More >>>>>>> sleep I put in the test script, less frequently error happens. >>>>>>> >>>>>>> Most of the time transactions are executed after the error, but not >>>>>>> always. Fuseki never returns error. Rarely below error happens, don't >>>>>>> know if it's related. >>>>>>> >>>>>>> I'm not able to produce a sendable script that would case these errors. >>>>>>> >>>>>>> So as a fix I'm planning just to add enough sleep between every Fuseki >>>>>>> call. 50-100ms seems to work. >>>>>>> >>>>>>> >>>>>>> >>>>>>> org.apache.jena.query.QueryException: Secondary index duplicate: >>>>>>> GSPO->GPOS -> [[0000000000A9D430], [0000000015AFB422], >>>>>>> [0000000000002602], [04007E280A6A5DC0]] >>>> >>>> >>>> >>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.ParserARQUpdate._parse(ParserARQUpdate.java:78) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.ParserARQUpdate.parse$(ParserARQUpdate.java:45) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.UpdateParser.parse(UpdateParser.java:48) >>>>>>> at >>>>>>> org.apache.jena.update.UpdateAction.parseExecute(UpdateAction.java:421) >>>>>>> at >>>>>>> org.apache.jena.update.UpdateAction.parseExecute(UpdateAction.java:380) >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.SPARQL_Update.execute(SPARQL_Update.java:234) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.SPARQL_Update.executeBody(SPARQL_Update.java:189) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.SPARQL_Update.perform(SPARQL_Update.java:106) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.ActionService.executeLifecycle(ActionService.java:192) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.ActionService.execCommonWorker(ActionService.java:106) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.ActionBase.doCommon(ActionBase.java:73) >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.FusekiFilter.doFilter(FusekiFilter.java:73) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1637) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1637) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.CrossOriginFilter.handle(CrossOriginFilter.java:285) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.CrossOriginFilter.doFilter(CrossOriginFilter.java:248) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1629) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:533) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:190) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1595) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:188) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1253) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:168) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:473) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1564) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:166) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1155) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:455) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) >>>>>>> >>>>>>> at org.eclipse.jetty.server.Server.handle(Server.java:561) >>>>>>> at >>>>>>> org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:334) >>>>>>> at >>>>>>> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:279) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:104) >>>>>>> at >>>>>>> org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:124) >>>>>>> at >>>>>>> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:247) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:243) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:679) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:597) >>>>>>> >>>>>>> at java.lang.Thread.run(Thread.java:748) >>>>>>> Caused by: org.apache.jena.tdb.TDBException: Secondary index duplicate: >>>>>>> GSPO->GPOS -> [[0000000000A9D430], [0000000015AFB422], >>>>>>> [0000000000002602], [04007E280A6A5DC0]] >>>>>>> at >>>>>>> org.apache.jena.tdb.store.tupletable.TupleTable.add(TupleTable.java:103) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.tdb.store.nodetupletable.NodeTupleTableConcrete.addRow(NodeTupleTableConcrete.java:88) >>>>>>> >>>>>>> at org.apache.jena.tdb.store.QuadTable.add(QuadTable.java:60) >>>>>>> at >>>>>>> org.apache.jena.tdb.store.DatasetGraphTDB.addToNamedGraph(DatasetGraphTDB.java:97) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.core.DatasetGraphTriplesQuads.add(DatasetGraphTriplesQuads.java:44) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.core.DatasetGraphTriplesQuads.add(DatasetGraphTriplesQuads.java:31) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.core.DatasetGraphWrapper.add(DatasetGraphWrapper.java:116) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateEngineWorker.addToDatasetGraph(UpdateEngineWorker.java:539) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateEngineWorker.lambda$execInsert$4(UpdateEngineWorker.java:532) >>>>>>> >>>>>>> at java.util.Iterator.forEachRemaining(Iterator.java:116) >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateEngineWorker.execInsert(UpdateEngineWorker.java:532) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateEngineWorker.execInsert(UpdateEngineWorker.java:521) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateEngineWorker.visit(UpdateEngineWorker.java:418) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.request.UpdateModify.visit(UpdateModify.java:100) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateVisitorSink.send(UpdateVisitorSink.java:46) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateVisitorSink.send(UpdateVisitorSink.java:26) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UsingUpdateSink.send(UsingUpdateSink.java:61) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UsingUpdateSink.send(UsingUpdateSink.java:31) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.SPARQLParserBase.emitUpdate(SPARQLParserBase.java:189) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.arq.ARQParser.Update1(ARQParser.java:1491) >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.arq.ARQParser.Update(ARQParser.java:1419) >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.arq.ARQParser.UpdateUnit(ARQParser.java:52) >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.ParserARQUpdate._parse(ParserARQUpdate.java:62) >>>>>>> >>>>>>> ... 57 more >>>>>>> org.apache.jena.query.QueryException: Secondary index duplicate: >>>>>>> GSPO->GPOS -> [[0000000000A9D430], [0000000015AFB422], >>>>>>> [0000000000002602], [04007E280A6A5DC0]] >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.ParserARQUpdate._parse(ParserARQUpdate.java:78) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.ParserARQUpdate.parse$(ParserARQUpdate.java:45) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.UpdateParser.parse(UpdateParser.java:48) >>>>>>> at >>>>>>> org.apache.jena.update.UpdateAction.parseExecute(UpdateAction.java:421) >>>>>>> at >>>>>>> org.apache.jena.update.UpdateAction.parseExecute(UpdateAction.java:380) >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.SPARQL_Update.execute(SPARQL_Update.java:234) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.SPARQL_Update.executeBody(SPARQL_Update.java:189) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.SPARQL_Update.perform(SPARQL_Update.java:106) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.ActionService.executeLifecycle(ActionService.java:192) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.ActionService.execCommonWorker(ActionService.java:106) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.ActionBase.doCommon(ActionBase.java:73) >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.FusekiFilter.doFilter(FusekiFilter.java:73) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1637) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362) >>>>>>> >>>>>>> at >>>>>>> org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1637) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.CrossOriginFilter.handle(CrossOriginFilter.java:285) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.fuseki.servlets.CrossOriginFilter.doFilter(CrossOriginFilter.java:248) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1629) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:533) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:190) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1595) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:188) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1253) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:168) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:473) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1564) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:166) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1155) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:455) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) >>>>>>> >>>>>>> at org.eclipse.jetty.server.Server.handle(Server.java:561) >>>>>>> at >>>>>>> org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:334) >>>>>>> at >>>>>>> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:279) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:104) >>>>>>> at >>>>>>> org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:124) >>>>>>> at >>>>>>> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:247) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:243) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:679) >>>>>>> >>>>>>> at >>>>>>> org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:597) >>>>>>> >>>>>>> at java.lang.Thread.run(Thread.java:748) >>>>>>> Caused by: org.apache.jena.tdb.TDBException: Secondary index duplicate: >>>>>>> GSPO->GPOS -> [[0000000000A9D430], [0000000015AFB422], >>>>>>> [0000000000002602], [04007E280A6A5DC0]] >>>>>>> at >>>>>>> org.apache.jena.tdb.store.tupletable.TupleTable.add(TupleTable.java:103) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.tdb.store.nodetupletable.NodeTupleTableConcrete.addRow(NodeTupleTableConcrete.java:88) >>>>>>> >>>>>>> at org.apache.jena.tdb.store.QuadTable.add(QuadTable.java:60) >>>>>>> at >>>>>>> org.apache.jena.tdb.store.DatasetGraphTDB.addToNamedGraph(DatasetGraphTDB.java:97) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.core.DatasetGraphTriplesQuads.add(DatasetGraphTriplesQuads.java:44) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.core.DatasetGraphTriplesQuads.add(DatasetGraphTriplesQuads.java:31) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.core.DatasetGraphWrapper.add(DatasetGraphWrapper.java:116) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateEngineWorker.addToDatasetGraph(UpdateEngineWorker.java:539) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateEngineWorker.lambda$execInsert$4(UpdateEngineWorker.java:532) >>>>>>> >>>>>>> at java.util.Iterator.forEachRemaining(Iterator.java:116) >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateEngineWorker.execInsert(UpdateEngineWorker.java:532) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateEngineWorker.execInsert(UpdateEngineWorker.java:521) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateEngineWorker.visit(UpdateEngineWorker.java:418) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.request.UpdateModify.visit(UpdateModify.java:100) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateVisitorSink.send(UpdateVisitorSink.java:46) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UpdateVisitorSink.send(UpdateVisitorSink.java:26) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UsingUpdateSink.send(UsingUpdateSink.java:61) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.modify.UsingUpdateSink.send(UsingUpdateSink.java:31) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.SPARQLParserBase.emitUpdate(SPARQLParserBase.java:189) >>>>>>> >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.arq.ARQParser.Update1(ARQParser.java:1491) >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.arq.ARQParser.Update(ARQParser.java:1419) >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.arq.ARQParser.UpdateUnit(ARQParser.java:52) >>>>>>> at >>>>>>> org.apache.jena.sparql.lang.ParserARQUpdate._parse(ParserARQUpdate.java:62) >>>>>>> >>>>>>> ... 57 more >>>>>>> >>>>>>> >>>>>>> On 2.8.2018 11:03, Andy Seaborne wrote: >>>>>>>> (subject line changed - this is not the original thread report) >>>>>>>> >>>>>>>> >>>>>>>> On 01/08/18 10:32, Mikael Pesonen wrote: >>>>>>>>> >>>>>>>>> Hi, >>>>>>>>> >>>>>>>>> is it somehow possible to get this error (TransactionManager ERROR >>>>>>>>> There are now active transactions ) from Fuseki GSP so that client >>>>>>>>> could sleep and retry later allowing db to finish the transaction? >>>>>>>> >>>>>>>> No - it's an internal consistency check. >>>>>>>> >>>>>>>> Does the transaction still happen? >>>>>>>> >>>>>>>> Do you have a reproducible script to make this happen? I've never seen >>>>>>>> it occur. >>>>>>>> >>>>>>>> Andy >>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> On 19.6.2018 23:56, Andy Seaborne wrote: >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> On 18/06/18 11:36, Mikael Pesonen wrote: >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> On 18.6.2018 13:30, Andy Seaborne wrote: >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> On 18/06/18 10:55, Mikael Pesonen wrote: >>>>>>>>>>>>> >>>>>>>>>>>>> Hi Andy, >>>>>>>>>>>>> >>>>>>>>>>>>> On 18.6.2018 12:05, Andy Seaborne wrote: >>>>>>>>>> >>>>>>>>>>>> >>> errors occur less than before. >>>>>>>>>>>> >>>>>>>>>>>> which errors? >>>>>>>>>>> >>>>>>>>>>> TransactionManager ERROR There are now active transactions >>>>>>>>>>> >>>>>>>>>>> This occurs when Im inserting new data and trying to read it right >>>>>>>>>>> away (get empty result), or deleting data and trying to read it to >>>>>>>>>>> make sure it's deleted (get data that should be deleted). There are >>>>>>>>>>> no other errors in the log. >>>>>>>>>> >>>>>>>>>> From looking at the code, I can't see how that happens - is it now >>>>>>>>>> possible to provide a reproducible script so that I can run it on >>>>>>>>>> machine? >>>>>>>>>> >>>>>>>>>> Andy >>>>>>>>>> >>>>>>>>> >>>>>>>>> -ku >>>>>>>>> FINLAND >>>>>>>>> >>>>>>> >>>>> >>> > > -- > Lingsoft - 30 years of Leading Language Management > > www.lingsoft.fi > > Speech Applications - Language Management - Translation - Reader's and > Writer's Tools - Text Tools - E-books and M-books > > Mikael Pesonen > System Engineer > > e-mail: mikael.peso...@lingsoft.fi > Tel. +358 2 279 3300 > > Time zone: GMT+2 > > Helsinki Office > Eteläranta 10 > FI-00130 Helsinki > FINLAND > > Turku Office > Kauppiaskatu 5 A > FI-20100 Turku > FINLAND >
