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Architecting WordPress
           on the Rackspace Cloud



Hart Hoover
@hhoover
Blogging Platform
Open Source
Blogging Platform
Open Source
Blogging Platform




           CMS
Open Source
Blogging Platform




                      Uses PHP
           CMS
                      & MySQL
Open Source
Blogging Platform




                              Uses PHP
           CMS
                              & MySQL


      22% of all websites in the U.S.
IN THE BEGINNING...
IN THE BEGINNING...
IN THE BEGINNING...
INtErNeT




 WEb
SeRVEr




MYSQL
SeRVEr
INtErNeT




LoAD BALANCEr



WEb SeRVErS




MYSQL SeRVEr
ENTER THE CLOUD
INtErNeT




 WEb
SeRVEr




MYSQL
SeRVEr
IT ALL COMES DOWN
       TO
    F.U.D.
Three Steps to AWESOME
WordPress ON THE CLOUD
Three Steps to AWESOME
WordPress ON THE CLOUD

  •cached
Three Steps to AWESOME
WordPress ON THE CLOUD

  •cached
 • TIERED
Three Steps to AWESOME
WordPress ON THE CLOUD

  •cached
 • TIERED
 •REDUNDANT
CACHED




& PLUGINS
CACHED
CACHED

•CACHE STATIC ITEMS
CACHED

•CACHE STATIC ITEMS
•STRIP COOKIES WHENEVER
POSSIBLE
CACHED

•CACHE STATIC ITEMS
•STRIP COOKIES WHENEVER
POSSIBLE
•DON’T CACHE POSTS
OR REQUESTS TO WP-ADMIN
CACHED
CACHED

•Memcached PECL extension
CACHED

  •Memcached PECL extension
•Memcached Object Cache
CACHED

  •Memcached PECL extension
•Memcached Object Cache
 •W3 Total Cache
TIERED
INtErNeT




 WEb
SeRVEr




MYSQL
SeRVEr
INtErNeT   TIERED
 LoAD BALANCEr




 VARnISH SeRVEr




   WEb SeRVEr                 CLoUD SeRVErS




MeMCACHED SeRVEr




  MYSQL SeRVEr
REDUNDANCY
Your server
 will fail.
REDUNDANCY
                   INtErNeT




 LoAD BALANCEr




 VARnISH SeRVEr




   WEb SeRVEr                 CLoUD SeRVErS




MeMCACHED SeRVEr




  MYSQL SeRVEr
REDUNDANCY
                                   INtErNeT




            LoAD BALANCEr




 VARnISH SeRVErS




   WEb SeRVErS




MeMCACHED SeRVErS




  MYSQL SeRVErS
                    MYSQL MAStEr              MYSQL SlAVE
REDUNDANCY
REDUNDANCY

• GO PLATFORMING
REDUNDANCY

• GO PLATFORMING

• KeeP IT IN SYNC:
   Lsyncd & NFS
REDUNDANCY
GO PLATFORMING
REDUNDANCY
                                   INtErNeT




            LoAD BALANCEr




 VARnISH SeRVErS




   WEb SeRVErS




MeMCACHED SeRVErS




  MYSQL SeRVErS
                    MYSQL MAStEr              MYSQL SlAVE
REDUNDANCY
                               INtErNeT




         CLoUD LoAD BALANCEr




 VARnISH SeRVErS




   WEb SeRVErS




MeMCACHED SeRVErS




 CLoUD DATABASeS
REDUNDANCY
KeeP IT IN SYNC:
 Lsyncd & NFS
REDUNDANCY
LSYNCD: Live Syncing Daemon
        LsYNCD MAStEr




                 RsYNC   RsYNC   RsYNC




    RsYNC                RsYNC           RsYNC




http://code.google.com/p/lsyncd/
REDUNDANCY
       FAILOVER AND LSYNCD
               OrIGINAL MAStEr




NeW MAStEr




             RsYNC               RsYNC   RsYNC




http://code.google.com/p/lsyncd/
REDUNDANCY
              NFS
 NfS SeRVEr
REDUNDANCY
                       Failover and NFS
                       NfS SeRVEr




NeXT BeSt NfS SeRVEr
WHAT DID YOU
  LEARN?
WHAT DID YOU
  LEARN?
WHAT DID YOU
      LEARN?

•
CACHE EVERYTHING
WHAT DID YOU
      LEARN?

•
CACHE EVERYTHING
•
TIER YOUR SERVICES
WHAT DID YOU
      LEARN?

•
CACHE EVERYTHING
•
TIER YOUR SERVICES
•
MAKE IT REDUNDANT
Architecting WordPress on the Rackspace Cloud

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Architecting WordPress on the Rackspace Cloud

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