参考:https://www.cnblogs.com/liu-xiaoliu/p/9146449.html
下载地址:https://dev.mysql.com/downloads/connector/j/5.1.html
ws连接的前提条件:
1、参考:https://blog.csdn.net/qq_31977927/article/details/79097709
下载: plugins-manager.jar,地址:https://jmeter-plugins.org/install/Install/
2、安装Jmeter测试websocket的插件
下载后可添加
原文:https://www.cnblogs.com/jxba/p/11763970.html