nginx.conf

events {
} 
http {
	include mime.types;
	upstream backend{
		server 127.0.0.1:1111;
		server 127.0.0.1:2222;
		server 127.0.0.1:3333;
		server 127.0.0.1:4444;
	}
	server {
#		listen 8080; #not mandatory
#		root /data/www;
		#include below location / for roundrobin, else, for static, root <location>  is fine
		location /{
		root /data/www;
		proxy_pass http://backend/;
		}
		
		location /fruits {

			root /data/www;
	#		proxy_pass http://backend/; #getting the "Cannot GET //" error, which doesnt occur in the previous case.

		}
		location /carbs {

			alias /data/www/fruits;
		}
		location /veggies {
			root /data/www;
			try_files /veggies/veg.html /index.html =404;
		}
		
		rewrite ^/fruit_basket /fruits;
	# for redirect, but the link shows veggies instead of crops localhost/crops will return the contents of /veggies, but the address
	#is shown as /veggies instead of /crops. to avoid , we use rewrite used above.
		# location /crops {
		# 	return 307 /veggies;
		# }
		rewrite ^/crop /veggies;

	}
}