Web Performance Best Practices and Rules

Yahoo!'s Exceptional Performance team has identified 34 rules that affect web page performance. YSlow's web page analysis is based on the 23 of these 34 rules that are testable. Click each performance rule below to see the details.

    Minimize HTTP Requests
    Use a Content Delivery Network
    Avoid empty src or href
    Add an Expires or a Cache-Control Header
    Gzip Components
    Put StyleSheets at the Top
    Put Scripts at the Bottom
    Avoid CSS Expressions
    Make JavaScript and CSS External
    Reduce DNS Lookups
    Minify JavaScript and CSS
    Avoid Redirects

    Remove Duplicate Scripts
    Configure ETags

링크 #2 에 요약이 잘되어 있습니다.
    Make AJAX Cacheable
    Use GET for AJAX Requests
    Reduce the Number of DOM Elements
    No 404s
    Reduce Cookie Size
    Use Cookie-Free Domains for Components
    Avoid Filters
    Do Not Scale Images in HTML
    Make favicon.ico Small and Cacheable<div class='small'>[이 게시물은 관리자님에 의해 2011-10-31 17:30:25 Apache에서 이동 됨]</div>