How we scale WordPress Multisite to server millions of users - by Project Lana WordPress Team - http://projectlana.com Meetup: http://www.meetup.com/Saigon-WordPress/events/178972202/ Interview: http://www.meetup.com/Saigon-WordPress/messages/boards/thread/44232232

1. Scaling Wordpress
How we scale Wordpress Multisite to
server millions of users
Lana Wordpress team

2. Content
● Why Wordpress?
● Architecture
● Scaling Wordpress
● Demo
● Open Source
● Web Analytic
● Q & A

3. Why Wordpress?
● Most popular CMS
● Open source
● Lots of plugins & themes
● Simple database model
● Large community

4. Architecture
BUSINESS INTELLIGENCE
PRODUCTION TECHNOLOGY STACK
MySQL
PHP
Wordpress vBulletin
MySQL MySQL
Customized vbSSO
JasperRe
port
Server
Social
Data
mining
CloudTools
WP/vBB
Customization
Infrastructure
Platform
Our code
Google
Analytics
Nginx, Caching

5. Architecture
Wordpress
Multisite
Homepage
LamMe
TV
More
...

6. Scaling Wordpress
Load
Balancer
HTTP
Web
1-n
Site 1
Site 2
Site 3
Site 4
Site 5
Site 6
Mem
Cache
1-n

7. Scaling Wordpress
WORDPRESS TEMPLATE
WORDPRESS CORE & PLUGINS
Core Files3rd-party PluginsOur plugins
Template 1 Template 2 Template 3

8. Homepage Beta
● More than 600k articles
● Handle at least 10% Webtretho (more than 8M per day)
● Synchronizing with forum database
○ Articles
○ User
○ Comments
○ Thanks

9. Homepage Beta
What did we do?
● Using ajax
● Memcached:
○ W3 Total Cache
○ Our cached plugin
● Optimized Wordpress sql query

10. Demo
● Plugins
● Templates
● SSO

11. Web Analytics
WHAT WHY
click,click,click why_click,why_click,why_click
● Data Report ● Experiment & Testing
● User’s behavior
● Competitor analysis

12. Web Analytics
“WHAT” gap:
● instantly useful
● increase revenue/ reduce cost
● improve customer’s satisfaction

13. Web Analytics - Sample
Implement
Measure
Analyze
Improve

14. Q & A
Q & A