diff --git a/app/models/ems_cluster.rb b/app/models/ems_cluster.rb
index b6913010bd0..7db3ecd3259 100644
--- a/app/models/ems_cluster.rb
+++ b/app/models/ems_cluster.rb
@@ -328,9 +328,14 @@ def register_host(host)
     end
   end
 
-  def self.node_types
-    return :non_openstack unless openstack_clusters_exists?
-    non_openstack_clusters_exists? ? :mixed_clusters : :openstack
+  cache_with_timeout(:node_types) do
+    if !openstack_clusters_exists?
+      :non_openstack
+    elsif non_openstack_clusters_exists?
+      :mixed_clusters
+    else
+      :openstack
+    end
   end
 
   def self.openstack_clusters_exists?
diff --git a/app/models/host.rb b/app/models/host.rb
index a1fcfff4d72..f029be6208f 100644
--- a/app/models/host.rb
+++ b/app/models/host.rb
@@ -1813,9 +1813,14 @@ def has_compliance_policies?
     !plist.blank?
   end
 
-  def self.node_types # TODO: This doesn't belong here
-    return :non_openstack unless openstack_hosts_exists?
-    non_openstack_hosts_exists? ? :mixed_hosts : :openstack
+  cache_with_timeout(:node_types) do # TODO: This doesn't belong here
+    if !openstack_hosts_exists?
+      :non_openstack
+    elsif non_openstack_hosts_exists?
+      :mixed_hosts
+    else
+      :openstack
+    end
   end
 
   def self.openstack_hosts_exists? # TODO: This doesn't belong here