I gave a talk at WordCamp San Diego 2016 on the modern WordPress server stack. This is the companion article that I wrote for it. If you’re just looking for the slides, click here. Do you remember when you could run a “fast” WordPress site with just an Apache server and PHP? Yeah, those were days! Things were a lot less complicated back then. Now, everything has to load lightning fast! Visitors don’t have the same expectations about loading times as they used to. A slow site can have serious implications for you or your client. As a consequence, the WordPress server stack has had to evolve over the years to keep up with this need for speed. As part of this evolution, it’s had to add a few gears to its engine. Some of the older gears have had to change as well. The result is that today the WordPress server stack looks quite different from a few years ago. To better understand it, we’re going to explore this new stack in detail. You’ll see how the various pieces fit together to make your WordPress site fast. Before we dive in, let’s zoom out and look at the big picture. What does this new WordPress server stack look like? Well, look no further! Click for full size The diagram above gives
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