We will run one more test in order to verify how
mod_cluster distributes the load between several different clients. For the purpose of our test, we will need a software that can launch a minimal amount of requests. We will use JMeter, which is a Java desktop application designed to load and test functional behavior and measure performance. JMeter can be downloaded from: http://jakarta.apache.org/site/downloads/downloads_jmeter.cgi.
In short, a JMeter test plan consists of one or more Thread groups, logic controllers, listeners, timers, assertions, and configuration elements.
For the purpose of our example, we will just create the following elements: