Concurrency bottleneck in EntityModeToTuplizerMapping.getTuplizerOrNull()

Solution Verified - Updated -

Issue

Many threads are blocked with the stack traces like:

java.util.Collections$SynchronizedMap.get(Collections.java:1975)
org.hibernate.tuple.EntityModeToTuplizerMapping.getTuplizerOrNull(EntityModeToTuplizerMapping.java:53)
org.hibernate.tuple.EntityModeToTuplizerMapping.getTuplizer(EntityModeToTuplizerMapping.java:66)
org.hibernate.tuple.entity.EntityMetamodel.getTuplizer(EntityMetamodel.java:105)
org.hibernate.persister.entity.AbstractEntityPersister.getTuplizer(AbstractEntityPersister.java:3193)
...

Environment

  • JBoss Enterprise Application Platform (EAP) 4.3 CP 04 or earlier

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