You even have an entire tray of wine glasses on a shelf! Not good! Reduce glass - eg Your windows have multiple panes and you have a lot of glass in the model that’s not even required in the scene, such as back room windows and shower doors. Your model has both of these issues in combination. Each time that light hits a transparent object the renderer needs to calculate every ray of light refracting and bouncing through it. Lots of transparent objects especially objects that light bounces through several times.Generally - Things that cause massive performance issues for rendering are: I can’t help you a lot because I don’t have Vray - try posting on the Vray forums?