Dont use glusterfs for prometheus

Change-Id: Ic97ca66ee27d1a8a87be5bea9297d483ac01090a
diff --git a/prometheus/alertmanager/init.yml b/prometheus/alertmanager/init.yml
index b00a4b9..bdcdafd 100644
--- a/prometheus/alertmanager/init.yml
+++ b/prometheus/alertmanager/init.yml
@@ -2,3 +2,8 @@
   _param:
     prometheus_alertmanager_config_directory: /srv/alertmanager
     prometheus_alertmanager_data_directory: /data
+  prometheus:
+    alertmanager:
+      dir:
+        data: /srv/volumes/local/alertmanager/data
+        config: /srv/volumes/local/alertmanager/config