This script will install PHP, MySQL, Nginx, Postfix and dependencies in one single command. Automatically tweaks server configuration as per available hardware resources. Manage any number of WordPress sites.
Optional you can make use of w3-total-cache, wp-super-cache, nginx’s fastcgi-cache, zend opcache and memcache to boost your website performance. Tested and working on Ubuntu (12.04, 12.10, 13.10 & 14.04) and Debian (6, 7) server.