OutOfMemoryError: PermGen Space — Jasper Report with Spring running on Tomcat

Question

Our web application encounter a complicated situation

It is a Spring application developed by STS/Tomcat 7. After the application been integrated with <

Answer 1

Try setting these parameters in your VM. These should enable GC cleaning your permGen.

-XX:+UseConcMarkSweepGC
-XX:+CMSPermGenSweepingEnabled
-XX:+CMSClassUnloadingEnabled