One of the biggest issues people come to us to solve is making their blog load faster. This is often the first challenge a growing blog faces.

Eventually, your blog will become popular enough to necessitate upgrading your hosting plan. However, there’s a lot you can do to put that day off for quite a while.

One of the first and most powerful things you can do is cache your homepage and posts.

What is a “cache” ?

To understand how caching works, you first have to understand a little about how WordPress works. Without caching, here’s how your blog works. When someone browses over to your site, WordPress immediately queries your WordPress database for all of the content and settings on the page.

A query is like a search. The site script searches the database for the appropriate content to display on the page. Every time the page is called upon by a user, the database is queried again and again. This repeated database query will eventually cause a tremendous amount of stress to the server.

The result is that pages start to load slower. Eventually, they may start timing out all together.  [Read more...]