Revert to passenger 4 on backend servers

diff --git a/roles/web-backend.rb b/roles/web-backend.rb
index d77ea1b..0a1578c 100644 (file)
--- a/roles/web-backend.rb
+++ b/roles/web-backend.rb
@@ -12,6 +12,7 @@ default_attributes(
     :memory_limit => 4096
   },
   :passenger => {
+    :version => 4,
     :max_pool_size => 12
   }
 )