Performance Optimisation for various XML Sitemap plugins
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Loading...Learn which of these 3 XML sitemap plugins is the only one that can scale, and how to achieve it!
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Why the WooCommerce Products On Sale shortcode sucks (including a free plugin to fix it)
(No Ratings Yet)Loading...There are some common performance problems people come to me with. Probably the most annoying of all of these for my customers is telling them not to use the WooCommerce ‘on sale’ shortcode. The code inside is really awful for performance, hurting the trifecta of RAM, disk and CPU on your poor wee server. What […]
How to Identify and Fix Scalability Issues on your WordPress Website
(No Ratings Yet)Loading...Over the 2 years of running WP Intense, I’ve had many questions from clients asking to review the performance of their website. In this article I’ll cover the most common issues and the easiest solutions to solve your performance and scalability. Uncached versus Cached Performance and TTFB Firstly, it’s important to understand why uncached performance […]
Speeding up WordPress imports with Datafeedr or WP All Import
(No Ratings Yet)Loading...Some of you may be aware of my External WordPress Images plugin – it basically lets you avoid storing images in WordPress and instead the images are fetched from a remote location. This speeds up imports massively. But what if you are importing images and still want faster imports? Debugging WordPress Import Performance Firstly, I […]
Optimising Datafeedr Bulk Image Import
(No Ratings Yet)Loading...I’d covered this a while ago, back on the AWD site, but it’s worth covering again. When Datafeedr Product Sets load products into your website, they don’t load images at that point in time. Instead, images are downloaded on-the-fly which means users will see slow performance if they are the first to view this particular […]
Optimising front-end WordPress Performance
(No Ratings Yet)Loading...If you’ve used tools like Pingdom, Google Page Speed Insights or GT Metrix, you’ll have seen that they can help figure out why ‘front-end’ performance of your site is slow. Front-end performance includes all the stuff that happens on the users browser. It doesn’t include things like PHP execution time or MySQL query time – […]
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Avoid Cache-busting Plugins
(No Ratings Yet)Loading...Traffic spikes tend to hit one or two pages on your site, so to profit from traffic spikes you need to ensure everything is cachable and that everything is actually cached. Pages are only cachable if they do not have unique content per user. Unique content per user includes things like: Wishlist widget – if […]
How to do WordPress plugin performance analysis
(No Ratings Yet)Loading...In the video below, I show an example of performance analysis of a WordPress plugin. Performance optimisation is firstly performance analysis – you need to find out where your performance bottlenecks are. Performance bottlenecks in WordPress are most commonly found in the database, so a plugin tool like Query Monitor can help a great deal. If […]
Profiling WordPress PHP code using Xprofiler
(1 votes, average: 5.00 out of 5)Loading...There are a multitude of profilers available for WordPress but they all fail in some way to provide the real results you need. Query Monitor, for example, is fantastic for profiling database queries, which is normally where performance problems come from, but it lets you down a little when it comes to finding out which […]
How to enable the slow query log and identify slow queries with PerconaDB
(No Ratings Yet)Loading...Edit your /etc/mysql/my.cnf file – the default file comes with a bug for setting up this slow query log, but find the line which starts log_slow_queries (it’ll be commented out probably). Don’t uncomment it, instead use something like these values: slow-query-log = 1slow-query-log-file = /var/log/mysql/slow.loglong_query_time = 1log-queries-not-using-indexes long_query_time can be a decimal if you wish – […]