2019-04-19 15:46:17,827 INFO o.a.z.ClientCnxn: Opening socket connection to server 172.16.17.19/172.16.17.19:20880. Will not attempt to authenticate using SASL (unknown error)
2019-04-19 15:46:17,840 INFO o.a.z.ClientCnxn: Socket error occurred: 172.16.17.19/172.16.17.19:20880: Connection refused
2019-04-19 15:46:19,912 INFO o.a.z.ClientCnxn: Opening socket connection to server 172.16.17.19/172.16.17.19:20880. Will not attempt to authenticate using SASL (unknown error)
2019-04-19 15:46:19,928 INFO o.a.z.ClientCnxn: Socket connection established to 172.16.17.19/172.16.17.19:20880, initiating session
不确认是否调用方和服务方的zookeeper版本不一致导致的，服务提供方 zookeeper 3.4.10，插件中的zookeeper 3.4.6，Jmeter日志中的报错信息如下：
2019-04-19 15:46:17,827 INFO o.a.z.ClientCnxn: Opening socket connection to server 172.16.17.19/172.16.17.19:20880. Will not attempt to authenticate using SASL (unknown error) 2019-04-19 15:46:17,840 INFO o.a.z.ClientCnxn: Socket error occurred: 172.16.17.19/172.16.17.19:20880: Connection refused 2019-04-19 15:46:19,912 INFO o.a.z.ClientCnxn: Opening socket connection to server 172.16.17.19/172.16.17.19:20880. Will not attempt to authenticate using SASL (unknown error) 2019-04-19 15:46:19,928 INFO o.a.z.ClientCnxn: Socket connection established to 172.16.17.19/172.16.17.19:20880, initiating session