Ehcache provides a set of general purpose web caching filters in the Ehcache_Documentation_Set module. Using these can make an amazing difference to web application performance. A typical server can deliver 5000+ pages per second from the page cache. With built-in gzipping, storage and network transmission is highly efficient. Cache pages and fragments make excellent candidates for DiskStore storage, because the object graphs are simple and the largest part is already a byte[].