Differences and dis/advanages between: Fast-CGI, CGI, Mod-PHP, SuPHP, PHP-FPM
CGI and FastCGI are two protocols not specific to PHP: CGI scripts is a way how to run a server side script (not only PHP!) when a HTTP request arrives. In this setup, the web server launches a new CGI process for every incoming request, causing significant performance overhead. FastCGI is a “better CGI” – … Read more