Nginx can proxy requests using http, FastCGI, uwsgi, SCGI, or memcached. In this guide, we will discuss FastCGI proxying, which is one of the most common proxying protocols. Nginx has become one of the most flexible and powerful web server solutions available. However, in terms of design, it is first and foremost a proxy server. This focus means that Nginx is very performant when working to handle requests with other servers. Nginx has built-in support for fastcgi_cache but it doesn’t have a mechanism to purge cached content built-in. So we need to rely on a third-party nginx module.  Without this 3rd party module, the cache won’t be updated if you create or edit any post or page in WordPress. Why Use FastCGI Proxying? FastCGI proxying within Nginx is generally used to translate … [Read more...]