Xdebug is a great tool to assist with stubborn performance issues. Commonly used for debugging code, if you use it on a staging server with conditional breakpoints and the tips below, it can help you identify and fix your performance bottlenecks far more quickly than otherwise possible. This guide presumes you are using VS Code […]
Follow our step-by-step preparation and post-migration guide along with visuals along every step of the way.
If you’ve been following my WordPress fast stack guides, you’ll know I’m a big fan of nginx for the speed and scalability it provides. Some of you asked how to configure nginx with that stack guide to work with Yoast SEO sitemaps. The guide below covers our stacks, but will also work for any nginx […]
If you’ve been following my stack guides, you’ll have seen how popular my previous stack-build guides were. That’s because they were incredibly fast for the price of the server you’re using. My previous guides included installing Varnish and PerconaDB. In this guide, these have both been replaced with new and better alternatives. Update: Since writing […]
If you’ve been following my WordPress cluster guides, you’ll know that I use GlusterFS or Unison to handle file replication between nodes in the cluster. This works well when there are not too many files per directory. But if you have thousands upon thousands of images in your uploads folder then GlusterFS can get a […]
GlusterFS is great if you don’t have a lot of files in your folder, but it really slows down when you have a highly populated uploads folder. This is probably expected and normal for folks with a cluster, unless they’re using S3 or similar for upload storage. GlusterFS is largely slow because it guarantees that the […]
One of our most popular articles is our guide to building your own WordPress cluster. If you haven’t seen it yet, you can build your own WordPress cluster. Our cluster guide involves setting up multiple nodes using Unison for file replication, PerconaDB Xtra-DB for database replication and an nginx load balancer to balance the traffic […]
If you have a huge site, chances are you also do a lot of data processing – imports, exports, calculations etc. These kind of batch processing jobs that max out the CPU and disk are the mortal enemy of real-time transactions. Your web visitors demand real-time interaction and fast response from your site, so if […]
This article presumes you have a fresh Ubuntu 16.04 server and you can log into it. I recommend using SSH keys if you can, but that doesn’t affect this article. Install PerconaDB Run the following commands to install PerconaDB: wget https://repo.percona.com/apt/percona-release_0.1-4.<span class=”k”>$(</span>lsb_release -sc<span class=”k”>)</span>_all.debdpkg -i percona-release_0.1-4.$(lsb_release -sc)_all.debapt-get updateapt-get upgradeapt-get install percona-server-server-5.7 -q -y Note: The […]
None of the WordPress migration or backup and restore plugins can handle huge sites reliably – you’ll run into timeout issues etc. Here’s how to migrate your huge sites reliably. The guide below presumes you have an origin WordPress server and a destination WordPress-ready (PHP+MySQL+Nginx) server. Use SSH and Screen You need to be able […]