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http://apache.fayea.com/zookeeper/
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root@node1:/usr/local/zookeeper-3.4.9# vim /etc/profile
#Zookeeper Home
export ZOOKEEPER_HOME=/usr/local/zookeeper-3.4.9
export PATH=$PATH:$ZOOKEEPER_HOME/bin
root@node1:/usr/local/zookeeper-3.4.9# mkidr data
root@node1:/usr/local/zookeeper-3.4.9# mkidr logs
root@node1:/usr/local/zookeeper-3.4.9# vim data/myid
1
root@node1:/usr/local/zookeeper-3.4.9# cp conf/zoo_sample.cfg conf/zoo.cfg
root@node1:/usr/local/zookeeper-3.4.9# vim conf/zoo.cfg
dataDir=/usr/local/zookeeper-3.4.9/data
dataLogDir=/usr/local/zookeeper-3.4.9/logs
# the port at which the clients will connect
clientPort=2181
server.1=192.168.117.34:2888:3888
server.2=192.168.117.40:2888:3888
server.3=192.168.117.38:2888:3888
然后将配置文件复制到其它2个节点
root@node1:/usr/local/zookeeper-3.4.9# zkServer.sh start
ZooKeeper JMX enabled by default
Using config: /usr/local/zookeeper-3.4.9/bin/../conf/zoo.cfg
Starting zookeeper ... STARTED
root@node1:/usr/local/zookeeper-3.4.9# zkServer.sh status
ZooKeeper JMX enabled by default
Using config: /usr/local/zookeeper-3.4.9/bin/../conf/zoo.cfg
Mode: follower
imokroot@node1:/usr/local/zookeeper-3.4.9# netstat -antlp | grep 2181
tcp 0 0 127.0.0.1:38052 127.0.0.1:2181 TIME_WAIT -
tcp6 0 0 :::2181 :::* LISTEN 31064/java
root@node2:/usr/local/zookeeper-3.4.9# zkServer.sh start
ZooKeeper JMX enabled by default
Using config: /usr/local/zookeeper-3.4.9/bin/../conf/zoo.cfg
Starting zookeeper ... STARTED
root@node2:/usr/local/zookeeper-3.4.9# zkServer.sh status
ZooKeeper JMX enabled by default
Using config: /usr/local/zookeeper-3.4.9/bin/../conf/zoo.cfg
Mode: leader
root@node3:/usr/local/zookeeper-3.4.9# zkServer.sh start
ZooKeeper JMX enabled by default
Using config: /usr/local/zookeeper-3.4.9/bin/../conf/zoo.cfg
Starting zookeeper ... STARTED
root@node3:/usr/local/zookeeper-3.4.9# zkServer.sh status
ZooKeeper JMX enabled by default
Using config: /usr/local/zookeeper-3.4.9/bin/../conf/zoo.cfg
Mode: follower
连接Zookeeper集群
root@node1:/usr/local/zookeeper-3.4.9# zkCli.sh -server node1
Connecting to node1
2017-07-31 16:54:31,066 [myid:] - INFO [main:Environment@100] - Client environment:zookeeper.version=3.4.9-1757313, built on 08/23/2016 06:50 GMT
2017-07-31 16:54:31,068 [myid:] - INFO [main:Environment@100] - Client environment:host.name=node1
2017-07-31 16:54:31,068 [myid:] - INFO [main:Environment@100] - Client environment:java.version=1.8.0_131
2017-07-31 16:54:31,069 [myid:] - INFO [main:Environment@100] - Client environment:java.vendor=Oracle Corporation
2017-07-31 16:54:31,070 [myid:] - INFO [main:Environment@100] - Client environment:java.home=/usr/lib/jvm/java-8-openjdk-amd64/jre
2017-07-31 16:54:31,070 [myid:] - INFO [main:Environment@100] - Client environment:java.class.path=/usr/local/zookeeper-3.4.9/bin/../build/classes:/usr/local/zookeeper-3.4.9/bin/../build/lib/*.jar:/usr/local/zookeeper-3.4.9/bin/../lib/slf4j-log4j12-1.6.1.jar:/usr/local/zookeeper-3.4.9/bin/../lib/slf4j-api-1.6.1.jar:/usr/local/zookeeper-3.4.9/bin/../lib/netty-3.10.5.Final.jar:/usr/local/zookeeper-3.4.9/bin/../lib/log4j-1.2.16.jar:/usr/local/zookeeper-3.4.9/bin/../lib/jline-0.9.94.jar:/usr/local/zookeeper-3.4.9/bin/../zookeeper-3.4.9.jar:/usr/local/zookeeper-3.4.9/bin/../src/java/lib/*.jar:/usr/local/zookeeper-3.4.9/bin/../conf:.:/usr/lib/jvm/java-8-openjdk-amd64/lib://usr/lib/jvm/java-8-openjdk-amd64/jre/lib
2017-07-31 16:54:31,070 [myid:] - INFO [main:Environment@100] - Client environment:java.library.path=/usr/local/cuda-8.0/lib64:/usr/local/cuda-8.0/lib64::/usr/java/packages/lib/amd64:/usr/lib/x86_64-linux-gnu/jni:/lib/x86_64-linux-gnu:/usr/lib/x86_64-linux-gnu:/usr/lib/jni:/lib:/usr/lib
2017-07-31 16:54:31,070 [myid:] - INFO [main:Environment@100] - Client environment:java.io.tmpdir=/tmp
2017-07-31 16:54:31,070 [myid:] - INFO [main:Environment@100] - Client environment:java.compiler=
2017-07-31 16:54:31,070 [myid:] - INFO [main:Environment@100] - Client environment:os.name=Linux
2017-07-31 16:54:31,070 [myid:] - INFO [main:Environment@100] - Client environment:os.arch=amd64
2017-07-31 16:54:31,070 [myid:] - INFO [main:Environment@100] - Client environment:os.version=4.8.0-36-generic
2017-07-31 16:54:31,070 [myid:] - INFO [main:Environment@100] - Client environment:user.name=root
2017-07-31 16:54:31,070 [myid:] - INFO [main:Environment@100] - Client environment:user.home=/root
2017-07-31 16:54:31,070 [myid:] - INFO [main:Environment@100] - Client environment:user.dir=/usr/local/zookeeper-3.4.9
2017-07-31 16:54:31,071 [myid:] - INFO [main:ZooKeeper@438] - Initiating client connection, connectString=node1 sessionTimeout=30000 watcher=org.apache.zookeeper.ZooKeeperMain$MyWatcher@22d8cfe0
Welcome to ZooKeeper!
2017-07-31 16:54:31,084 [myid:] - INFO [main-SendThread(node1:2181):ClientCnxn$SendThread@1032] - Opening socket connection to server node1/192.168.117.34:2181. Will not attempt to authenticate using SASL (unknown error)
JLine support is enabled
2017-07-31 16:54:31,123 [myid:] - INFO [main-SendThread(node1:2181):ClientCnxn$SendThread@876] - Socket connection established to node1/192.168.117.34:2181, initiating session
[zk: node1(CONNECTING) 0] 2017-07-31 16:54:31,196 [myid:] - INFO [main-SendThread(node1:2181):ClientCnxn$SendThread@1299] - Session establishment complete on server node1/192.168.117.34:2181, sessionid = 0x15d97c546110000, negotiated timeout = 30000
WATCHER::
WatchedEvent state:SyncConnected type:None path:null
[zk: node1(CONNECTED) 0]
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