51Testing软件测试论坛

 找回密码
 (注-册)加入51Testing

QQ登录

只需一步,快速开始

微信登录,快人一步

手机号码,快捷登录

查看: 2773|回复: 0
打印 上一主题 下一主题

[原创]网站性能优化利器之二"Yahoo Yslow"

[复制链接]

该用户从未签到

跳转到指定楼层
1#
发表于 2009-7-10 12:54:51 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
[原创]网站性能优化利器之二"Yahoo Yslow"

http://developer.yahoo.com/yslow/



Yahoo! YSlow
YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages. YSlow is a Firefox add-on integrated with the Firebug web development tool. YSlow grades web page based on one of three predefined ruleset or a user-defined ruleset. It offers suggestions for improving the page's performance, summarizes the page's components, displays statistics about the page, and provides tools for performance analysis, including Smush.it™ and JSLint.

How Do I Get Started?
Install Firebug
Download YSlow
Review the YSlow User Guide
Learn More
Best Practices
Click here to learn more about the best practices for making high performance web sites.

Smush.It™
Read more about how the Smush.it™ tool can help optimize web page image files.

Frequently Asked Questions
If you have questions about YSlow, check the frequently asked questions for the product.

Developer Community and Support
YSlow development is discussed in the Exceptional Performance group; this group was formed by Yahoo!'s Exceptional Performance team as a forum for communicating about web performance. Contact this group for assistance with YSlow questions, issues, or technical support.

License Agreement
YSlow's source files are available through Open Source. For more information, refer to YSlow License Agreement.



Yahoo  Yslow 规则:

以下为英文:

Minimize HTTP Requests
Use a Content Delivery Network
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
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


如果有兴趣可以研究下,最近工作中常用到,确实对网站优化不错!
原文: http://www.cnblogs.com/mayingbao/archive/2009/07/10/1520454.html
分享到:  QQ好友和群QQ好友和群 QQ空间QQ空间 腾讯微博腾讯微博 腾讯朋友腾讯朋友
收藏收藏
回复

使用道具 举报

本版积分规则

关闭

站长推荐上一条 /1 下一条

小黑屋|手机版|Archiver|51Testing软件测试网 ( 沪ICP备05003035号 关于我们

GMT+8, 2024-11-13 04:25 , Processed in 0.075940 second(s), 28 queries .

Powered by Discuz! X3.2

© 2001-2024 Comsenz Inc.

快速回复 返回顶部 返回列表