Turn off Apache, use only Nginx

I have worked hard on my nginx configurations and for all the packages I (or my clients) have in use I have developed nginx configs which pass nothing through to Apache - all static requests are delivered directly, and PHP is passed by nginx directly to PHP-FPM.

This is mean 'n lean and works real fine. But now I have the problem that on virtual servers I keep overrunning the virtualised system resources (user beancounters: tcpsndbuf, numothersock, shmpages etc.) while using only a fraction...

Turn off Apache, use only Nginx