Howtos / Articles

Load Balancing with Nginx

Nginx is a high performance web server, which can also act as a great reverse proxy. Reverse proxy’s are placed in front of the web server handling the processing, to speed the site up, by either caching data, and/or load balancing across multiple back-end web servers. This howto will outline the steps required to set up Nginx as a load balancing reverse proxy.…

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Increase PHP Upload Limit on Ubuntu 13.04

A default installation of PHP and Apache on a Ubuntu 13.04 will set a maximum upload limit of 2MB. Quite often you will want to increase this to a larger size. How high you set this limit will depend on your requirements. This howto guide will step you through the process to increase the PHP upload limit.…

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Enable Apache Rewrite module on Ubuntu 13.04

By default, Ubuntu 13.04 doesn’t enable the rewrite engine module after installing Apache. The rewrite engine for Apache allows for on-the-fly URL rewriting/changing. This allows for the use of urls that are human readable, and SEO friendly. The rewrite engine is capable of capturing a website request, running it through a series of expression checks, and if a match is found, it will pass on the rewritten request to the web server. The end user would not notice anything different…

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Installing NGINX, PHP, and MySQL on Ubuntu 13.04

This “how to” guide will step you through the process of setting up Nginx, PHP, and MySQL on Ubuntu 13.04.…

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Check the reverse dns hostname for a IP on Linux

This guide will step you through how to take an IP address, and find out what its reverse dns host name is. This is useful for checking mail server DNS setup, etc. The DNS system works two ways. It is used to convert host names to IP addresses, but it can also convert IP addresses to host names. Two handy programs to perform DNS queries on Linux are ‘dig’ and ‘host’. If either of these aren’t installed on your system,…

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