Telnet 测试zookeeper是否启动成功
在Linux环境下，有时我们想看下是否成功启动了Zookeeper, 可以才用telnet的方式进行测试Steps:
[*] 登录 linux
[*] 输入telnet命令: telnet localhost 2181
[*] 如果看到字样: Mode: standalone，代表你的ZookKeeper已经启动成功
login as: root
root@USTR-ERL2-0155.na.uis.unisys.com's password:
Last login: Tue Jun 13 22:56:10 2017 from cn-tangym-2.ap.uis.unisys.com
# 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(queued=0,recved=1,sent=0)
/0:0:0:0:0:0:0:1:44030(queued=0,recved=8966,sent=8966)
/0:0:0:0:0:0:0:1:44026(queued=0,recved=8966,sent=8966)
/127.0.0.1:59158(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.
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