This document discusses various techniques for optimizing and speeding up a WordPress site. It recommends using a well-coded theme without errors, optimizing images, combining and minifying CSS and JavaScript, caching both in plugins and browsers, using a content delivery network, optimizing plugins, and caching the database. Specific plugins and techniques are suggested for each optimization step to improve site performance and loading speed.

2. Op#mizing
&
Speeding
Up
a
WordPress
Site

3. Vinay
Paudel
tweet
@paudelvinay
Email:
paudelvinay@gmail.com
Blog
:
h:p://vinayp.com.np

4. Wordpress Structure

5. Facts/Results
• 80-­‐90%
of
the
end-­‐user
response
Dme
is
spent
downloading
all
the
components
in
the
page:
images,
stylesheets,
scripts,
Flash,
etc
• Site
having
loading
Dme
more
than
5
minutes
loose
50%
visitors.
• Less
H:p
Request,
More
fastest
the
site

6. Facts/Results

7. Facts/Results

8. Optimize theme
• well-coded theme.
• Find any unclose tag on theme
• Check malicious/unwanted code
– Theme
AuthenDcity
Checker
(TAC)
(h:p://
wordpress.org/extend/plugins/tac/)
– Exploit
Scanner
(h:p://wordpress.org/extend/
plugins/exploit-­‐scanner/)

9. Optimize theme
• Images
– Replace some of the images with text
– Use GIF, PNG and JPEG format
– Try WP-Smush

10. Optimize theme
• Use CSS Sprites

11. Optimize theme
• Combine minify and compress HTML, JS and
CSS
– Use compressor tools
– Use Plugins
• WP Minify (http://wordpress.org/extend/plugins/wp-
minify/ )
• Better WordPress Minify (http://wordpress.org/extend/
plugins/bwp-minify/)
• Put CSS on header and JavaScript on footer

12. Optimize theme
• Non Persistent caching

13. Optimize theme
• Persistent caching

14. Optimize/Speed up Plugins
• Be selective on plugins choice.

15. Optimize/Speed up Plugins

16. Optimize/Speed up Plugins
• Deactivate and delete unnecessary plugins

17. Optimize/Speed up Plugins

18. Optimize/Speed up Plugins
• Check
plugins
performance
– P3
(Plugin
Performance
Profiler)
(h:p://
wordpress.org/extend/plugins/p3-­‐profiler/)

19. Optimize/Speed up Plugins

20. Cache Using Plugins
• Caching Plugins
– W3 Total Cache (http://wordpress.org/extend/
plugins/w3-total-cache/)
– WP Super Cache (http://wordpress.org/extend/
plugins/wp-super-cache/)

21. Apply CDN using Plugins
• CDN (content delivery Network).
– W3 Total Cache
– image files, js files, css files, uploaded files

22. Optimize using wp-config
• define('WP_CACHE', true);
• define('WP_POST_REVISIONS', false);
OR define('WP_POST_REVISIONS', 10);
• define('EMPTY_TRASH_DAYS', 30);
• define(‘WP_HOME’,‘http://vinayp.com.np’);
• define(‘WP_SITEURL’,‘http://
vinayp.com.np’);
• define('WP_ALLOW_REPAIR', true);

23. Optimize using htaccess
• Gzip File Compression
<ifModule mod_deflate.c>
AddOutputFilterByType DEFLATE text/html text/plain text/xml application/
xml application/xhtml+xml text/css text/javascript application/
javascript application/x-javascript
</ifModule>
• Disable Etags
Header unset Etag
FileETag None

24. Optimize using htaccess
• Use Browser Caching
# BEGIN Expire headers
<ifModule mod_expires.c>
ExpiresActive On
ExpiresDefault "access plus 5 seconds"
ExpiresByType image/x-icon "access plus 2592000 seconds"
ExpiresByType image/jpeg "access plus 2592000 seconds"
ExpiresByType image/png "access plus 2592000 seconds"
ExpiresByType image/gif "access plus 2592000 seconds"
ExpiresByType application/x-shockwave-flash "access plus 2592000 seconds"
ExpiresByType text/css "access plus 604800 seconds"
ExpiresByType text/javascript "access plus 216000 seconds"
ExpiresByType application/javascript "access plus 216000 seconds"
ExpiresByType application/x-javascript "access plus 216000 seconds"
ExpiresByType text/html "access plus 600 seconds"
ExpiresByType application/xhtml+xml "access plus 600 seconds"
</ifModule>
# END Expire headers

25. OpDmize
using
Server
• Server Caching
– opcode cache like Alternative PHP Cache
(APC), XCache, Memcache, eAccelerator, etc

26. Optimize Database
• Try phpMyAdmin

27. Optimize Database
• Try plugin to optimize
– WP-Optimize (http://wordpress.org/extend/
plugins/wp-optimize)
– OpDmize
DB
(h:p://yoast.com/wordpress/
opDmize-­‐db/)
• Automatic Database Repair
– {$your_site}/wp-­‐admin/maint/repair.php
• Don’t backup your database during
high traffic time
• Use Following Queries on Footer

28. Optimize Database
• Cache Your Database
• Delete Spam Comments

29. References
• h:p://codex.wordpress.org/
WordPress_OpDmizaDon
• h:p://codex.wordpress.org/
WordPress_OpDmizaDon/Caching
• h:p://wp.tutsplus.com/tutorials/hosDng/
opDmizing-­‐wordpress-­‐loading-­‐speed-­‐with-­‐
header-­‐php-­‐htaccess/
• h:p://wp.smashingmagazine.com/2012/06/26/
diy-­‐caching-­‐methods-­‐wordpress/
• h:p://sixrevisions.com/css/css-­‐sprites-­‐site-­‐
speed/

30. Thank
You
QuesDons?