GWC Distributed Caching community module
GWC Distributed Caching module provides support for distributed in Memory caching using the Hazelcast API.
Installing the WPS download module
- Download the GWC Distributed module from the nightly GeoServer community module builds. - Warning - Make sure to match the version of the extension to the version of the GeoServer instance. 
- Extract the contents of the archive into the - WEB-INF/libdirectory of the GeoServer installation.
Module description
More information about Caching Configuration can be found at the Configuration and Caching defaults pages.