P A R T  1

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Introduction

This book deals with creating high-performance web sites. Its focus is large and high-volume sites. We met while working for a company whose web site has upwards of 50,000 pages and gets more than 80,000,000 visitors a month (many more during the holiday shopping season). The advice the book gives, however, applies equally to smaller sites, sites that don’t get nearly as much traffic. Regardless of the site’s complexity or traffic load, everyone wants good performance, after all.

We discuss three kinds of performance in the book:

  • client-side (that is, browser) performance
  • server-side and network performance
  • developer ...

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