worker_processes auto; worker_rlimit_nofile 100000; events { use epoll; worker_connections 1024; } http { access_log off; error_log /dev/null crit; tcp_nopush on; tcp_nodelay on; upstream backend_servers { server zig1:8080; server zig2:8080; keepalive 500; } server { listen 9999; location / { proxy_buffering off; proxy_http_version 1.1; proxy_pass http://backend_servers; } } }