Zookeeper

Download

Last Stable Version : Link

Configs

after downloading and extracting the stable version on each server, do the following configuration on each one.

Create Directories

mkdir /data/zookeeper
mkdir /usr/local/zookeeper

Then grant access for hadoop user using chown

zoo.cfg

tickTime=2000
dataDir=/data/zookeeper
clientPort=2181
maxClientCnxns=60
initLimit=10
syncLimit=5
server.1=your_zookeeper_node_1:2888:3888
server.2=your_zookeeper_node_2:2888:3888
server.3=your_zookeeper_node_3:2888:3888

myid

nano /data/zookeeper/myid

and write server id that mentioned before in zoo.cfg

Start

on each Server :

zkServer.sh start
zkServer.sh stop