fix #557

src/packaging/common/systemd/fess.service

@@ -2,7 +2,8 @@
 Description=Fess is very powerful and easily deployable Enterprise Search Server.
 Documentation=http://fess.codelibs.org/
 Wants=network-online.target
-After=network-online.target
+After=network-online.target elasticsearch.service
+Requires=elasticsearch.service
 
 [Service]
 Environment=FESS_HOME=${packaging.fess.home.dir}