Telnet tests whether the zookeeper started successfully

in the Linux environment, in some cases we would like to see if the successful launch of the Zookeeper, We can use it. telnet the way

Steps:

1. Login in the Linux OS

2. Input the command: telnet localhost 2181

3. If you see the info: mode:standalone
   

Login As:root
[email protected] ' s password:
Last login:tue June 22:56:10 from cn-tangym-2.ap.uis.unisys.com
[[email protected] ~]# telnet localhost 2181
Trying:: 1 ...
Connected to localhost.
Escape character is ' ^] '.
Stat
Zookeeper version:3.4.9-1757313, built on 08/23/2016 06:50 GMT
Clients:
/0:0:0:0:0:0:0:1:38156[0] (queued=0,recved=1,sent=0)
/0:0:0:0:0:0:0:1:44030[1] (queued=0,recved=8966,sent=8966)
/0:0:0:0:0:0:0:1:44026[1] (queued=0,recved=8966,sent=8966)
/127.0.0.1:59158[1] (queued=0,recved=8966,sent=8966)

Latency min/avg/max:0/0/477
received:223306
sent:68118
Connections:4
outstanding:0
Zxid:0x64
Mode:standalone
Node count:26
Connection closed by foreign host.
[Email protected] ~]#

This article is from the Software Architecture and development blog, so be sure to keep this source http://yuanzhitang.blog.51cto.com/2769219/1936511

Telnet tests whether the zookeeper started successfully