Mod_deflate is an apache module. Prior to having mod_deflate it was mod_gzip. Post apache 2.0 mod_deflate is used, it provides a slightly better compression than mod_gzip. It allows the size of certain file types to be compressed which in-turn allows clients to be able to download these files faster. This
FFmpeg is a video editing software that can be used to convert audio and video streams in linux. Compiling ffmpeg from source can be quite complex, so there are a couple alternatives, either installing from yum or a static build already created. If you are looking for a more recent
You can use nginx to either allow or deny certain countries from accessing your site using the GeoIP database which maps IP addresses to the origin country.
Nginx GeoIP Requirements
Nginx Installation - Nginx must already be installed on your server if it is not yet. Please see How to Install Nginx
You can use Nginx to Set cache expiration times to leverage browser caching for the user requesting specific file types. This will cause the browser to retain the downloaded image until the length of the expires header. This will cause faster page time loads on each subsequent request performed by
There are a few different ways to protect directories with Nginx. Password protection is typically to keep certain users out or only let certain users in. This is useful in protecting certain content on websites you do not want everyone to be able to access.
Nginx Directory Password Authentication
Nginx can use
Piwik is a open source web site analytics software. It is free and opensource and can be used to track Nginx requests as well as Apache. This guide covers the Nginx configuration and installation of Pikwik. You can read more about Piwik here.
If you do not already have Nginx and
Many bots crawl websites that do nothing to generate positive traffic for the site. They just use up available resources and bandwidth of the server. You can reduce this drastically by implementing blocking using ModSecurity to detect the bad agents and then fail2ban to block them in iptables for a
Caching PHP requests can dramatically reduce server resources per request and make the pages load time decrease substantially. In this tutorial we are going to utilize the fastcgi_cache functions in nginx to cache PHP requests making it.
This tutorial assumes you have the following already completed on your server:
Nginx installed, if
Ngx_cache_purge is a module which will allow the fastcgi_cache, proxy, SCGI and uWSGI caches to have content purged from them. The caches allow precompiled code to be served as opposed to running a new version each time. This can greatly reduce the amount of processing power per page request. This
Nginx can be used as a load balancer to multiple back-end web servers using the proxy functions. This guide will cover the basics of configuring the proxy server to pull from the other web servers. It assumes you already have completed the initial install of Nginx. If you do not