upstream <%= app_name %>_websockets {
	# <%# private_pub_instances.to_i.times do |i| %>server unix:/tmp/thin.<%= app_name %>.pp.<%#= i %>.sock;<%# end %>
	server <%= server_ip %>:<%= private_pub_port %>; 
	check interval=300 rise=2 fall=5 timeout=1000;
}   

server {
	listen <%= private_pub_host %>;
	server_name <%= private_pub_domain %>;
	tcp_nodelay on;
	proxy_pass <%= app_name %>_websockets;
}