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High Performance
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Tips for faster pages




                       Nate Koechley
                    natek@yahoo-inc.com
                   nate.koechley.com/blog
                  developer.yahoo.com/yui
Y! Performance Research
    Engineering Team

• Tenni Theurer, Nicole Sullivan,
  Philip Tellis, Stoyan Stefanov,
  Swapni Shinde, Wayne Shea,
  Anand Kishore (Intern)
Why talk about
performance?
1: Because fast is better
5
8
9
10
11
2: Because sites are bigger
Modern web sites 
applications have changed
      architecturally.
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages
High Performance Web Sites - Tips for faster pages

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High Performance Web Sites - Tips for faster pages