测试：Jmeter 环境

变量名：JMETER_HOME  

变量值：Jmeter安装目录 

变量名：CLASSPATH  

变量值：%JMETER_HOME%\lib\ext\ApacheJMeter_core.jar;%JMETER_HOME%\lib\jorphan.jar;  %JMETER_HOME%\lib/logkit-2.0.jar;