nginx.conf

user www-data;
worker_processes 4;
pid /var/run/nginx.pid;

events {
    worker_connections  19000;
}

worker_rlimit_nofile    20000;

http {
	sendfile on;
	tcp_nopush on;
	tcp_nodelay on;
	keepalive_timeout 65;
	types_hash_max_size 2048;
	server_tokens off;
	more_set_headers 'Server: mazzotta-server';
	server_names_hash_bucket_size 64;
	include /etc/nginx/mime.types;
	default_type application/octet-stream;
	access_log /var/log/nginx/access.log;
	error_log /var/log/nginx/error.log;
	gzip on;
	gzip_disable "msie6";
	gzip_vary on;
	gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/rss+xml text/javascript image/svg+xml application/vnd.ms-fontobject application/x-font-ttf font/opentype;
	include /etc/nginx/conf.d/*.conf;

     upstream php {
        server unix:/var/run/php5-fpm.sock;
     }

     upstream fcgiwrap {
        server unix:/var/run/fcgiwrap.socket;
     }
}