Added log "Rendering ...", when starting to render a template, to log that we have started to render something, at the very beginning.

This helps to easily identify queries from controller vs views

Fixes #23710

1 files changed, 9 insertions, 0 deletions

diff --git a/actionview/lib/action_view/log_subscriber.rb b/actionview/lib/action_view/log_subscriber.rb
index aa38db2a3a..2d59033cb3 100644
--- a/actionview/lib/action_view/log_subscriber.rb
+++ b/actionview/lib/action_view/log_subscriber.rb
@@ -30,6 +30,15 @@ module ActionView
       end
     end
 
+
+    def start_rendering(event)
+      info do
+        message = "Rendering #{from_rails_root(event.payload[:identifier])}"
+        message << " within #{from_rails_root(event.payload[:layout])}" if event.payload[:layout]
+        message
+      end
+    end
+
     def logger
       ActionView::Base.logger
     end