load testing tools jmeter

Web development, it is the stress test, it is to assess whether a product is eligible to go live on the basic standards, let us analyze how they use.Before the test, the number of ports in front of the system is changed to large, look at the default limits of the Mac ulimit -aopen files (-n) 2560 More than 2000 FD number is very small, we change him, of course, I tested, can only open 10000, Linux can open more than 6W, so: ulimit -n 10000 Check it with the ulimit-a.

can see the returned information. Build custom HTTP requests to test your network services directly.The restclient under FirefoxFirefox restclient plugin, this plugin is developed by the Chinese, the function of supporting basic and OAuth login header sent, and for the returned XML data can also be highlightedLinux Common Tool CurlCurl is a powerful file transfer tool that supports a variety of protocols, and it's a piece of cake to test restful Web services.Curl has a number of command paramet

Testing Process of mainstream testing tools Winrunner1. Select the plug-in to be loaded when starting.2. Make some settings (such as recording mode)3. Identify the application GUI, that is, create a map (that is, the interface for learning the tested software)4. Create a test script (recording and writing)5. Script debugging (ensure that the script can be comple

AB use Apache附带的压力测试工具ab，非常容易使用，并且完全可以摸你各种条件对Web服务器发起测试请求。ab可以直接在Web服务器本地发起测试请求，这对于需要了解服务器的处理性能至关重要，因为它不包括数据的网络传输时间以及用户PC本地的计算时间。。To perform 1000 connection, 20 times concurrent (parallel, simultaneous):Syntax: Ab-n 1000-c www.baidu.comProduce results. Here are a few points to note:§time taken for tests: how long does it take to execute a total. (Over 1000 times in total)§requests per second: The average number of connection per second that can be processed.WebbenchUp to 30,000 concurrent conne

PHP simple performance testing tools I. Overview nbsp; this class mainly detects the running time of a piece of code and some PHP efficiency problems. II. usage first, The require class mainly uses the interfaces begin (), preTime () and end () begin ($ output, $ environmen PHP simple performance detection tools. I. OverviewThis class mainly detects the running