jmeter-Thread Group

1, Sampler

A sampler (Sampler) is a performance test that sends a request to the server, records the response information, records the minimum unit of response time,JMeter native support for many different Sampler, such as HTTP request Sampler, FTP request Sa Mpler, TCP request Sampler, JDBC request Sampler, and so on, each of the different types of Sampler can make different types of requests to the server based on the parameters set.

Of all the sampler in JMeter, Java Request Sampler and BeanShell Requst Sampler are two special customizable sampler.

2. Logic Controller

Logic controller, which includes two kinds of component parts, is a controller used to control the logical order of the sampler node sending request in test plan, commonly used if (if) controller, switch controller, Runtime controller, loop control, etc. The other is used to organize the control of sampler to nodes, such as transaction controller, throughput controller.

jmeter-Thread Group