Regarding "When Guvnor is down, KnowledgeAgent keeps rebuilding kbase from cached files", it has been fixed for 5.6.0.Final. So I think it's worth trying. https://bugzilla.redhat.com/show_bug.cgi?id=1027221 https://github.com/droolsjbpm/drools/commit/34d7d2c7de1ce55cea93f7317a7c682c69c57eae Cheers, Toshiya