EJB and EJB client have a new feature that enables compression of EJB responses to improve the performance for large responses. We should document the feature in the development guide. https://issues.jboss.org/browse/EJBCLIENT-76 https://issues.jboss.org/browse/WFLY-1332 https://github.com/wildfly/wildfly/pull/4493 https://issues.jboss.org/browse/PRODMGT-372