[jboss-jira] [JBoss JIRA] (DROOLS-690) Deadlock on LeftTupleSets

Deadlock on LeftTupleSets ------------------------- Key: DROOLS-690 URL: https://issues.jboss.org/browse/DROOLS-690 Project: Drools Issue Type: Bug Reporter: Mario Fusco Assignee: Mario Fusco Fix For: 6.2.0.Final The following deadlock has been reported: {code} Java stack information for the threads listed above: =================================================== "drools-worker-2": at org.drools.core.common.DefaultAgenda.addEagerRuleAgendaItem(DefaultAgenda.java:282) - waiting to lock <0x00000007d8fc80d0> (a java.util.LinkedList) at org.drools.core.reteoo.PathMemory.queueRuleAgendaItem(PathMemory.java:153) at org.drools.core.reteoo.PathMemory.doLinkRule(PathMemory.java:120) - locked <0x00000007d91f34d0> (a org.drools.core.reteoo.PathMemory) at org.drools.core.reteoo.PathMemory.linkSegment(PathMemory.java:90) at org.drools.core.reteoo.SegmentMemory.notifyRuleLinkSegment(SegmentMemory.java:170) at org.drools.core.reteoo.LeftInputAdapterNode$LiaNodeMemory.setNodeDirty(LeftInputAdapterNode.java:645) at org.drools.core.reteoo.LeftInputAdapterNode.doUpdateSegmentMemory(LeftInputAdapterNode.java:396) - locked <0x00000007d91f68a8> (a java.lang.Object) at org.drools.core.reteoo.LeftInputAdapterNode.doUpdateObject(LeftInputAdapterNode.java:366) at org.drools.core.reteoo.LeftInputAdapterNode.modifyObject(LeftInputAdapterNode.java:436) at org.drools.core.reteoo.CompositeObjectSinkAdapter.doPropagateModifyObject(CompositeObjectSinkAdapter.java:512) at org.drools.core.reteoo.CompositeObjectSinkAdapter.propagateModifyObject(CompositeObjectSinkAdapter.java:437) at org.drools.core.reteoo.ObjectTypeNode.modifyObject(ObjectTypeNode.java:382) at org.drools.core.reteoo.EntryPointNode.modifyObject(EntryPointNode.java:273) at org.drools.core.common.NamedEntryPoint.update(NamedEntryPoint.java:511) at org.drools.core.base.DefaultKnowledgeHelper.update(DefaultKnowledgeHelper.java:385) at drools.core.Rule_vme$u46$phases_inconnues1199361134.defaultConsequence(Rule_vme$u46$phases_inconnues1199361134.java:19) at drools.core.Rule_vme$u46$phases_inconnues1199361134DefaultConsequenceInvokerGenerated.evaluate(Unknown Source) at drools.core.Rule_vme$u46$phases_inconnues1199361134DefaultConsequenceInvoker.evaluate(Unknown Source) at org.drools.core.common.DefaultAgenda.fireActivation(DefaultAgenda.java:1046) - locked <0x00000007d8fc8080> (a org.drools.core.common.DefaultAgenda) at org.drools.core.phreak.RuleExecutor.fire(RuleExecutor.java:152) at org.drools.core.phreak.RuleExecutor.fire(RuleExecutor.java:100) - locked <0x00000007d9335498> (a org.drools.core.phreak.RuleExecutor) at org.drools.core.phreak.PhreakTimerNode$Executor.evauateAndFireRule(PhreakTimerNode.java:483) at org.drools.core.phreak.PhreakTimerNode$TimerNodeJob$1.run(PhreakTimerNode.java:420) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744) "Drools thread": at org.drools.core.common.SynchronizedLeftTupleSets.takeAll(SynchronizedLeftTupleSets.java:44) - waiting to lock <0x00000007d91f68a8> (a java.lang.Object) at org.drools.core.phreak.RuleNetworkEvaluator.evaluateNetwork(RuleNetworkEvaluator.java:112) at org.drools.core.phreak.RuleExecutor.evaluateNetwork(RuleExecutor.java:77) - locked <0x00000007d9334c40> (a org.drools.core.phreak.RuleExecutor) at org.drools.core.common.DefaultAgenda.evaluateEagerList(DefaultAgenda.java:990) - locked <0x00000007d8fc80d0> (a java.util.LinkedList) at org.drools.core.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:945) at org.drools.core.common.DefaultAgenda.fireUntilHalt(DefaultAgenda.java:1190) at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireUntilHalt(StatefulKnowledgeSessionImpl.java:1329) at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireUntilHalt(StatefulKnowledgeSessionImpl.java:1306) at drools.core.Core$2.run(Core.java:495) at java.lang.Thread.run(Thread.java:744) {code}