Use page Speed online to improve web site speed

Google is a great enterprise, has always attached great importance to the site's user experience; for the user experience, the author believes that a site's user experience is good, a very important factor is the opening speed of the site (loading speed); Google's recently released online web page acceleration Tool--page Speed Online, which can analyze the speed of any website and provide suggestions on how to improve it.

Page speed for a website, is a very good tool, because a large number of webmasters do not understand the impact of their own site loading speed factors, also do not know how to improve the loading speed of their own site. The following is the author of the blog (www.nealjin.com) as an example, to illustrate the page Speed Online use method, I hope to help.

First, open the Web page Speed online (http://pagespeed.googlelabs.com/), which is the on-line version of page Speed, where the online page Speed allows users to, without installing any extender, Use any browser to analyze your Web site; In addition to providing optimization suggestions for Web pages, page speed can also provide optimized advice for WAP pages used by mobile devices. (The following analysis is only for Web pages, WAP pages you can try for yourself)

Index of page Speed online

Input www.nealjin.com, enter, and wait a little, Page speed will be listed on your site to improve the recommendations:

1, Summary:

What we can see in this area is the website title and page Speed to your website's score, the full score is 100 points, Khongkin's blog score is 89, still calculate is passable. The author tested the scores of Baidu and Google, respectively, 99 and 100.

Page Speed Summary of the www.nealjin.com

2. Details:

This section has four levels of recommendations for improvement, listed by priority;

1 High priority: This is the highest level, that is, the most potential to improve the speed of the site factors, fortunately the author's blog does not have this factor, so this is not convenient to make analysis.

2 Medium Priority: This level of advice can bring some improvement to the speed of the website. As you can see from the diagram, Page Speed's advice to the author's blog is:

Leverage browser Caching: The idea is that some files need to be cached; Click on the suggestion, Page speed will list detailed recommendations for improvement, as shown: This proposal lists some of the resources on the Web site that can be cached because these resources do not change frequently, But every time a user refreshes the site, it sends a request to the server, which affects the loading speed of the site.

Leverage Browser Caching

3 Low priority: as opposed to the above two points, this part of the proposal for the site to improve the speed of the effect is even smaller, for this reason, Page Speed recommend you to deal with the higher-priority factors to deal with these later. For the author's blog, this part of the proposal is the following:

Low Priority

Enable Keep-alive: This author also don't understand what meaning, gu do not do analysis;

Defer parsing of JavaScript: This proposal is to minimize the number of JS in the Web page, for some JS can be in need of time to load, this is like now more popular picture delay loading technology, Taobao is in use; This will reduce the initial loading time of your site.

Minify JavaScript, minify css, minify HTML: Compressed JS, CSS, HTML files, this can use tools to the JS file compression;

Put CSS in the document head: moving the body's CSS style to the header can also improve the load speed of the site;

Specify a vary:accept-encoding header: lists some files that need to be coded to change the code of the Web site, and can also improve the speed of the website appropriately.

4 Rules Without suggestions: This section says that page Speed has no suggestions for your site, because these factors have been well handled on your site; for Khongkin blog, there are a lot of regulations, this part does not analyze, Because there is no concrete meaning. You can look at the picture on the line:

Rules without suggestions

At this point, this analysis of the www.nealjin.com page Speed has been completed, page Speed is more convenient to use, it is regrettable that there is no Chinese version, may be used for some webmaster is not very convenient; anyway Page Speed Online For webmaster, or a very good tool to improve the speed of the site, interested friends can go to analyze their own site.

For page Speed Online, please click "Web Performance Best Practices" (http://code.google.com/speed/page-speed/docs/rules_intro.html) or "download page" for more details Speed Browser Extender "(http://code.google.com/speed/page-speed/download.html).

PS: For your site with the WWW and without the www, do 301 redirect, Page Speed is based on your redirected to the domain name to analyze.

Author Information: Khongkin

Author Blog: www.nealjin.com