Tune apache with php & mysql
Use following links to refer to HOW TO TUNE APACHE for plesk server.
http://forums.ev1servers.net/showthread.php?s=897e8dd8f1b35f0a5c2bd704ac7b0053&threadid=38027
http://forums.ev1servers.net/showthread.php?s=897e8dd8f1b35f0a5c2bd704ac7b0053&threadid=9895
Enjoy .. Alex 🙂