WordPress developers: please stay away from WP_MEMORY_LIMIT and PHP memory_limit settings! We see this done wrong over and over in WordPress plugins and themes. One of such themes is the premium theme Jupiter by Artbees, or WPML as plugin. WordPress users: don’t touch these memory limitation settings either! They’re imposed for a reason. Here’s some explanation:
WordPress
The need for speed: Google dedicates engineering team to accelerate development of WordPress ecosystem
Search Engine Land writes that Google’s partnership with WordPress aims to jump-start the platform’s support of the latest web technologies — particularly those involving performance & mobile experience. And they’re hiring WordPress experts.
Code base
Get current number of FTP client connections (NonAnonymous) with PowerShell and Get-Counter
Ever wanted to know the current number of active FTP client connections on your Windows Server FTP Service? You can get this statistic using PowerShell, the Get-Counter cmdlet and the Microsoft FTP Service Current NonAnonymous Users performance counter.
GNU Linux
Install Varnish Cache on CentOS 6.7
In this article I’ll show you how to install Varnish Cache on CentOS, version 6.7 in this case. Varnish is a web application accelerator also known as a caching HTTP reverse proxy. You install it in front of any server that speaks HTTP and configure it to cache the contents. Because Varnish Cache is really, really fast, web applications like WordPress, Drupal and Joomla can greatly benefit from Varnish Cache.
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Misc
8 Tips to improve Joomla! performance
How to speed-up Joomla! performance on Windows Server IIS: 8 important, but simple, tips to improve & speed up Joomla! Add caching, gzip compression, set your sessions & optimize MySQL database functions… Provide your visitors with a blazing fast Joomla! website!
Misc
Decoupling Umbraco from your front-end website
Jason Deacon, from Australia’s design and development company Wiliam, writes about how to use a back-end instance of Umbraco 7, which is completely decoupled from the front-end (an ASP.NET MVC 5 site).
WordPress Optimization
Minify JavaScript, CSS and compress images
Optimize PNG images and minify JavaScript and CSS files, the easy and fast way? With YUI Compressor and OptiPNG on the Windows-, Linux- and macOS command line of course! Compacting HTML, CSS, and JavaScript can speeds up your website because of smaller and faster downloads, parsing, and execution time.
Misc
“Node.js Performance Tip of the Week: Scaling with Proxies and Clusters”
On StrongLoop we find an interesting article on scaling Node.js with proxies and clusters …
IIS
Boost Drupal performance with Boost
Boost Drupal performance on Windows Server IIS. Besides WinCache on IIS, you can improve Drupal’s performance by installing the Drupal BOOST module. For this module to work you need to disable Drupal’s own caching mechanism, and you need access to the server variable CONTENT_TYPE in URL Rewrite. Here is how…
Windows Server
Create your own PHP based Origin Pull CDN
The advantage of having your website content hosted on a Content Delivery Network (CDN) is having your content distributed and stored across the Globe. Utilizing the network of the Content Delivery Network provider. Hosting your WordPress website on a Content Delivery Network is an important WordPress optimization tip. Here is how to create your own Origin Pull CDN with just a few lines of PHP…
(more…)Code base
Cache MySQL query results with PHP WinCache
In November 2011, I wrote a post about MySQL query caching with PHP/Zend_Cache, and I recently stumbled upon a blog post caching MySQL query results in memcached by “KutuKupret”. This made me wonder if the same would be easily done with the Windows Cache Extension for PHP.
(more…)Code base
MySQL query caching using PHP/Zend_Cache
When there is no MySQL query_cache available
Using the Cache.php PHP class of the Zend Framework, it is relatively easy to cache and save MySQL query results on disk. This speeds up execution. In this context, caching means: execute a MySQL query once and save the result in a temporary file. For every time that same query is executed, you can simply use the result in your cache text file, as long as the database hasn’t changed. Often this is easier on the web server than having it to redo the query every time.