I use nginx + haproxy and use haproxy for the load balancing piece, too. haproxy simply has much more visibility into the queue. I'm not aware of anything bui

I use nginx + haproxy and use haproxy for the load balancing piece, too. haproxy simply has much more visibility into the queue. I'm not aware of anything built into nginx that is as robust as the logging and stats page from haproxy. This makes horizontal scaling decisions infinitely easier.