Mysql5.7 SSL连接未设置显式选项，报错
原因:Mysql5.7 SSL连接未设置显式选项，则默认情况下必须建立SSL连接
解决方法：设置useSSL=false显式禁用SSL
解决Jmeter连接Mysql数据库报错：Cannot create PoolableConnectionFactory (Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received...
