High-performance Web development: Web Performance Test Tool recommendations

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The Web Performance test tool is divided into three main types, one is the test page resource loading speed, one is the test page after loading the page rendering, JS operating speed, there is a general evaluation of the page analysis, the following are introduced to these tools, if who has a better tool also please share under.

Firebug:

Firebug is the most classic Firefox development tool, you can monitor the request headers, response headers, display resources to load waterfall diagram:

HttpWatch:

HttpWatch function similar to firebug, can monitor the request header, response header, display resources to load waterfall graph. But HttpWatch can also display gzip compression information, DNS queries, TCP link information, individuals in the monitoring of HTTP requests prefer to use httpwatch,httpwatch including IE and Firefox plug-ins. However, HttpWatch Professional version is charged, the free version of some functional restrictions.

DynaTrace ' s Ajax Edition:

DynaTrace is I often use 1 free tools, the tool not only can detect resources to load waterfall map, but also monitor the page rendering time, CPU costs, JS analysis and execution time, CSS parsing time.

Speed Tracer:

Speed trace is Google Chrome 1 plug-ins, speed Trace advantage Point is used to monitor the parsing of JS time, but also can monitor the page redraw, reflow, this is still very strong (Dynatrace can also have this function).

Note: Install this plugin, you need to install the Google Chrome Developer Channel version, but the address of this link in the country as if not open, if not open, please go directly to this address to download:

Http://www.google.com/chrome/eula.html?extra=devchannel

Page Speed:

Page speed is based on Firebug 1 tools, the main page can be graded, total score 100 points, and will show the improvement of the views, page speed can also detect JS parsing time.

YSlow:

YSlow and PGE speed is based on the Firefox\firebug plug-ins, functions and page speed similar to various factors affecting the performance of the site, YSlow is Yahoo tools, I have been in use, recommended.

Webpagetest:

Webpagetest is the 1 online performance test site, the site entered your URL, will generate 1 URL load time waterfall map, all loaded resources (css,js,image, etc.) List of the optimized list, is also a very useful tool.

Article Source: http://www.blogjava.net/BearRui/archive/2010/04/28/web_performance_tools.html