High CPU in org.drools.reteoo.BetaNode.doRemove() loop

Solution Unverified - Updated -

Issue

  • We have following thread consuming more CPU cycle almost 50% CPU.
"Thread-551" daemon prio=5 RUNNABLE
org.drools.reteoo.BetaNode.doRemove(BetaNode.java:381)
org.drools.common.BaseNode.remove(BaseNode.java:105)
org.drools.reteoo.RuleTerminalNode.doRemove(RuleTerminalNode.java:367)
org.drools.common.BaseNode.remove(BaseNode.java:105)
org.drools.reteoo.ReteooBuilder.removeRule(ReteooBuilder.java:242)
org.drools.reteoo.ReteooRuleBase.removeRule(ReteooRuleBase.java:453)
org.drools.common.AbstractRuleBase.removeRule(AbstractRuleBase.java:971)
org.drools.common.AbstractRuleBase.mergePackage(AbstractRuleBase.java:739)
org.drools.common.AbstractRuleBase.addPackages(AbstractRuleBase.java:557)
org.drools.reteoo.ReteooRuleBase.addPackages(ReteooRuleBase.java:466)
org.drools.impl.KnowledgeBaseImpl.addKnowledgePackages(KnowledgeBaseImpl.java:150)
org.drools.agent.impl.KnowledgeAgentImpl.addResourcesToKnowledgeBase(KnowledgeAgentImpl.java:1083)
org.drools.agent.impl.KnowledgeAgentImpl.(KnowledgeAgentImpl.java:969)
org.drools.agent.impl.KnowledgeAgentImpl.buildKnowledgeBase(KnowledgeAgentImpl.java:673)
org.drools.agent.impl.KnowledgeAgentImpl.applyChangeSet(KnowledgeAgentImpl.java:201)
org.drools.agent.impl.KnowledgeAgentImpl$ChangeSetNotificationDetector.run(KnowledgeAgentImpl.java:1268)
java.lang.Thread.run(Unknown Source)

Environment

  • Red Hat JBoss BRMS
    • 5.3.1

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.

Current Customers and Partners

Log in for full access

Log In
Close

Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.