Who likes slow websites? No one, right? Slow websites turn off your visitors and they even rank lower in Google search results. If you experience slowness in your WordPress blog, you better need to optimize it for better performance. Follow these tips:
Check the Page Size
If you are finding slowness in your WordPress website, you need to check the page sizes. If you are using images, videos, javascrips etc in your page/post, it will increase the page size. As a rule of thumb, 50KB of page size is good enough but you should not let it go beyond 100 KB.
Check out Google’s Page Speed – it’s a great tool to check how much your website scores from 0-100. It also gives you detailed analysis of your site.
Keep a Check on Number of Plugins
If you use too many plugins in your WordPress blog, it will make it slow. So install only those plugins which you find very important in your WordPress Blog. Also, you need to ensure that you know how much resources your installed plugins may be using. If it is a resource hog, it’s better to look for an alternative.
Update your Plugins Regularly
The developers of plugins keep providing periodical updates. It could be a security update or it could be an update in performance or features. You need to update it as soon as it’s available.
Remove Unused Plugins
This one is self explanatory. If you are not using a plugin, first deactivate it and then remove all the files from your server.
Try Different WordPress Themes
The WordPress theme that you are using may be looking awesome in design but it may not be coded properly. This will result in slowness of your blog. Take a Google Page Speed test and check the score. Try it with different themes.
Optimize your Database Tables
Optimizing your WordPress blog is incomplete without optimizing your database tables. For optimum preformance, you should periodically optimize it also repair if required. WP-DBManager is a great plgun that you can use for database tables optimization. You just have to schedule it and it will do all optimization automatically for you.
Don’t Use Post Revisions
When you are writing/editing a post, everytime you hit the “Save” button, a revision is written to the database. If you do not want to use this feature, you can turn it off by adding following line on wp-config.php file in your WordPress installation directory:
If you want to delete the revisions of old posts, you can delete them using this MySQL statement:
DELETE FROM wp_posts WHERE post_type = "revision";
By using caching, you can retrieve information much faster. Use a plugin such as WP Super cache or W3 Total Cache to implement caching and make your WordPress blog a lot more faster.
Use Subdomains for Parellel Load
The modern browsers can load maximum 4 files from a domain at a time. You can move some files to other domains/subdomains for parallel loading and reduce the overall page load time. Create a subdomain for images and other static files.
Minimize the Number of HTTP Requests