Integration Server and other Software AG products use Ehcache in many of their own internal processes. The caches that they use are called system caches and they belong to system cache managers.

System cache managers are identified by names that begin with the following characters:

For example,

When you use the Integration Server Administrator to display the list of cache managers that exist on Integration Server, it displays system cache managers and public (user-defined) cache managers in separate lists.

For a list of the system caches used by Integration Server, see Using Terracotta with webMethods Products. This document includes a description of the system caches that Integration Server and other Software AG components use and provides sizing information for them.