Wordpress is a popular open source content management system (CMS) with many plugins and themes available. The document discusses how a Wordpress Multisite architecture can scale to serve millions of users. It outlines using load balancers, caching, and replicating MySQL and PHP servers to distribute the load across multiple sites and databases for high performance and availability.

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

2. Content
● Why Wordpress?
● Architecture
● Scaling Wordpress
● Demo
● 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. Demo
● Plugins
● Templates
● SSO

9. Open Source
● vBulletin plugin for Wordpress integration
○ https://github.com/projectlana/vbb-wp-integration
● More to come in the next

10. Q & A
Q & A