웹서비스 성능향상 - YDN(Yslow)
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>
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>
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