tar -zxvf zookeeper-3.4.10.tar.gz -C ~/training/
环境变量 vi ~/.bash_profile
ZOOKEEPER_HOME=/root/training/zookeeper-3.4.10
export ZOOKEEPER_HOME
PATH=$ZOOKEEPER_HOME/bin:$PATH
export PATH
环境变量生效: source ~/.bash_profile
配置文件: conf/zoo.cfg
12行 dataDir=/root/training/zookeeper-3.4.10/tmp
1、单节点的ZK(standalone): bigdata11
31行 server.1=bigdata11:2888:3888
在/root/training/zookeeper-3.4.10/tmp上创建文件: vi myid 输入一个1
2、集群:3台(leader、follower): bigdata12 bigdata13 bigdata14
启动: start
客户端: (localhost:2181)