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Author
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Topic: performance test report
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dragondad
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Member # 3257
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posted September 29, 2005 10:38 AM
I am evulating several different vendor's product, and like to know whether it is possible to find the third party performance test report. And since VoiceXML use HTTP protocol to communicate back and forth, I like to know the possible system response time (HTTP overhead), please direct me to a URL. Thanks.
Posts: 7 | Registered: Sep 2005
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spkydog
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Member # 2785
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posted November 03, 2005 09:08 PM
The vendors themselves should provide you data on what types of channel densities they support per configuration.
Not sure what you mean by "HTTP overhead". That's a fairly wide open question. In general you should be able to craft your VoiceXML application in a way that minimizes fetch times. There are a number of features and optimizations that can be built into VoiceXML that can be utilized (prefetching, caching, etc.) to accomplish this.
Personally, I'd recommend the Voxeo platform. They have the most compliant best performing VoiceXML platform on the market. You can host your application with them, or they'll sell you a turnkey solution you can run on premise.
-------------------- http://spkydog.blogspot.com
Posts: 75 | Registered: May 2004
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mheadd
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posted December 04, 2005 12:33 PM
There is a listing of some open source web application testing products here. There is a promising looking commercial product (although I have not used it myself) here.
One thing you may also want to consider, there may an additional choke point for VoiceXML applications (at least those that use traditional telephone lines, as opposed to VoIP) � the number of available telephone ports. In fact, this constraint is likely to be a lot more acute than web server or application server performance. An application that is reasonably well built, and that uses the appropriately scoped hardware and software components should perform pretty well in terms of standing up to projected load.
However, if you have a limited number of ports dedicated to a voice application, this could become the bottleneck long before your web or application server start to see performance degradation. The BeVocal Cafe has a nifty little tool that estimates the number of ports required to handle different call levels. You need to sign up for an account to get access this tool, but its very helpful. This tool uses the Erlang B queueing model, so you can probably find some additional resources on the web to help with this.
Hope this helps.
-------------------- Mark VoiceinGov.org http://www.voiceingov.org
Posts: 55 | Registered: Jun 2005
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