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zookeeper-shell.sh

用法:

bin/zookeeper-shell.sh localhost:2181[/path]
如果kafka集群的zk配置了chroot路径，那么需要加上/path，例如:
bin/zookeeper-shell.sh localhost:2181/mykafka
登陆zk后，就可以查看kafka写在zk上的节点信息

查看有哪些broker，以及broker的详细信息:

ls /brokers/ids
[0]
get /brokers/ids/0
{"listener_security_protocol_map":{"PLAINTEXT":"PLAINTEXT"},"endpoints":["PLAINTEXT://izwz91rhzhed2c54e6yx87z:9092"],"jmx_port":-1,"host":"izwz91rhzhed2c54e6yx87z","timestamp":"1530435834272","port":9092,"version":4}
cZxid = 0x2d3
ctime = Sun Jul 01 17:03:54 CST 2018
mZxid = 0x2d3
mtime = Sun Jul 01 17:03:54 CST 2018
pZxid = 0x2d3
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x1642cb09421006c
dataLength = 216
numChildren = 0

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