nginx.conf

user  www www;

worker_processes 1;

error_log  /home/wwwlogs/nginx_error.log  crit;

pid        /usr/local/nginx/logs/nginx.pid;

#Specifies the value for maximum file descriptors that can be opened by this process.
worker_rlimit_nofile 51200;
events
	{
		use epoll;
		worker_connections 51200;
	}

http
	{
		include       mime.types;
		default_type  application/octet-stream;

		server_names_hash_bucket_size 128;
		client_header_buffer_size 32k;
		large_client_header_buffers 4 32k;
		client_max_body_size 50m;

		sendfile on;
		tcp_nopush     on;

		keepalive_timeout 60;

		tcp_nodelay on;

		fastcgi_connect_timeout 300;
		fastcgi_send_timeout 300;
		fastcgi_read_timeout 300;
		fastcgi_buffer_size 64k;
		fastcgi_buffers 4 64k;
		fastcgi_busy_buffers_size 128k;
		fastcgi_temp_file_write_size 256k;

		gzip on;
		gzip_min_length  1k;
		gzip_buffers     4 16k;
		gzip_http_version 1.0;
		gzip_comp_level 2;
		gzip_types       text/plain application/x-javascript text/css application/xml;
		gzip_vary on;

		#limit_zone  crawler  $binary_remote_addr  10m;

		#log format
		log_format  access  '$remote_addr - $remote_user [$time_local] "$request" '
             '$status $body_bytes_sent "$http_referer" '
             '"$http_user_agent" $http_x_forwarded_for';

server
	{
		listen       80;
		server_name _;
		index index.html index.htm index.php;
		root  /usr/local/opencdn/ocdn;

		location ~ .*\.(php|php5)?$
			{
				try_files $uri =404;
				fastcgi_pass  unix:/tmp/php-cgi.sock;
				fastcgi_index index.php;
				include fcgi.conf;
			}
		location /ocdn/
        {
                index index.php;
                if (!-e $request_filename) {
                        rewrite ^/(.*)$ /ocdn/index.php?$1 last;
                        break;
                }
        }


		location /status {
			stub_status on;
			access_log   off;
		}

		location ~ .*\.(gif|jpg|jpeg|png|bmp|swf)$
			{
				expires      30d;
			}

		location ~ .*\.(js|css)?$
			{
				expires      12h;
			}

		access_log  /home/wwwlogs/access.log  access;
	}
include vhost/*.conf;

}