High CPU HashMap access in org.drools.util.CompositeClassLoader$CachingLoader.load

Solution Unverified - Updated -

Issue

  • We're seeing high CPU in calls like the following:
    at java.util.HashMap.getEntry(HashMap.java:465)
    at java.util.HashMap.containsKey(HashMap.java:449)
    at org.drools.util.CompositeClassLoader$CachingLoader.load(CompositeClassLoader.java:244)
    at org.drools.util.CompositeClassLoader$CachingLoader.load(CompositeClassLoader.java:237)
    at org.drools.util.CompositeClassLoader.loadClass(CompositeClassLoader.java:88)

Environment

  • JBoss BRMS 5.3.0

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