zookeeper集群安装与配置

# The number of milliseconds of each tick
tickTime=2000
# The number of ticks that the initial 
# synchronization phase can take
initLimit=10
# The number of ticks that can pass between 
# sending a request and getting an acknowledgement
syncLimit=5
# the directory where the snapshot is stored.
# do not use /tmp for storage, /tmp here is just 
# example sakes.
dataDir=/home/stat/zookeeper-3.4.6/data
dataLogDir=/home/stat/zookeeper-3.4.6/logs
# the port at which the clients will connect
clientPort=2181
# the maximum number of client connections.
# increase this if you need to handle more clients
#maxClientCnxns=60
#
# Be sure to read the maintenance section of the 
# administrator guide before turning on autopurge.
#
# http://zookeeper.apache.org/doc/current/zookeeperAdmin.html#sc_maintenance
#
# The number of snapshots to retain in dataDir
#autopurge.snapRetainCount=3
# Purge task interval in hours
# Set to "0" to disable auto purge feature
#autopurge.purgeInterval=1
server.0=10.189.122.207:2888:3888
server.1=10.189.122.208:2888:3888
server.2=10.189.122.213:2888:3888

设置文件如上所示，通过bin/zkServer.sh命令启动zk服务，用法如下

注意：有时候zk会启动失败，可以查看对应的dataDir下是否成功新建文件myid，其内容即为zoo.cfg中的serverid