This document will provide details about the ehcache.xml file used for 2nd level caching.
For a general overview of Hibernate's Second Level Cache, please see http://ehcache.org/documentation/hibernate.html
In actioncenters-udm/src/main/resources is the ehcache.xml file.
The below five (5) items are mainly used in our definitions:
maxElementsInMemory: A way to put a cap on the maximum elements cached in memory.
eternal: Sets whether elements are eternal. If eternal, timeouts are ignored and the element is never expired.
timeToIdleSeconds: Sets the time to idle for an element before it expires."
timeToLiveSeconds: Sets the time to live for an element before it expires.
overflowToDisk: Option to overflow to disk if memory is capped.