Poor performance and sporadic high CPU usage of Java 7 application due to compiler cache exhaustion

Solution Verified - Updated -

Issue

  • A terribly slow web application on EAP
  • Sporadic high CPU usage
  • Severe performance degradation after some hours
  • Performance bottleneck on a common method like java.lang.String.equalsIgnoreCase()

Environment

  • OpenJDK 1.7.0
  • Oracle JDK 1.7.0

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