zookeeper cluster installation

1. Modify the /etc/hosts file of the operating system and add IP and hostname mapping:
# vim /etc/hosts
#zookeeper cluster server
192.168.1.135 server-zk-01
192.168.1.135 server-zk-02
192.168.1.135 server- zk-03
2. Download and install zookeeper
wget http://mirrors.hust.edu.cn/apache/zookeeper/zookeeper-3.4.8/zookeeper-3.4.8.tar.gz
tar -zxvf zookeeper-3.4.8.tar .gz
cd ./zookeeper-3.4.8
cp -R zookeeper-3.4.8 zookeeper-node-01
mkdir data
mkdir logs
Copy the zoo_sample.cfg file in the zookeeper-node-01/conf directory and name it zoo .cfg
cp zoo_sample.cfg zoo.cfg
modify zoo.cfg
tickTime=2000
initLimit=10
syncLimit=5
dataDir=/home/leantaot/zookeeper/zookeeper-node-01/data
dataLogDir=/home/leantaot/zookeeper/zookeeper-node-01/logs
clientPort=2181
server.1=leantaot-zk-01:2881:3881
server.2=leantaot-zk-02:2882:3882
server.3=leantaot -zk-03:2883:3883
3. Create myid file

4. Start zookeeper
zkServer.sh start
zkServer.sh status
zkServer.sh stop
connect to zookeeper (server-zk-01 is the hostname configured for /etc/hosts)
zkCli.sh - server server-zk-01:2181

5. Dubbo configuration method
dubbo.registry.address=zookeeper://192.168.1.135:2181?backup=192.168.1.135:2182,192.168.1.135:2183

refer to
https://my.oschina .net/wushuicheng/blog/518196
http://blog.csdn.net/icoudsoft_saas/article/details/50429390
http://blog.csdn.net/shirdrn/article/details/7183503/Follow
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