The title says it all. I'm looking for a good set of tools that I can use to load test a web application on IIS 7 before deployment.
Answer
There are a couple of good tools available:
Not free, but excellent if you are doing this professionally is Visual Studio Team System Test Load Agent. MSDN covers how to set it up and run it here: Controllers, Agents, and Rigs. You can download a trial here:
As far as free tools...
Web Capacity Analysis Tool (WCAT):
Overview: Web Capacity Analysis Tool (WCAT) is a lightweight HTTP load generation tool primarily designed to measure the performance of a web server within a controlled environment. WCAT can simulate thousands of concurrent users making requests to a single web site or multiple web sites. The WCAT engine uses a simple script to define the set of HTTP requests to be played back to the web server. Extensibility is provided through plug-in DLLs and a standard, simple API.
Features:
- HTTP 1.0 and HTTP 1.1 capable
- Supports IPv6 Multithreaded Support
- Supports generating stress from multiple machines
- Extensible through C plug-in
- DLLs Supports Performance Counter integration
- Measures throughput and response time
- Supports SSL requests
- NTLM Authentication request support
- Easily supports testing thousand of concurrent users
Download the x86 version here, and the x64 version here.
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