linux下新建用户hadoop,赋予sudo权限,在hadoop用户下进行安装配置。
(1)下载zookeeper
wget http://archive.cloudera.com/cdh5/cdh/5/zookeeper-3.4.5-cdh5.7.0.tar.gz
(2)解压到安装目录
tar zxvf zookeeper-3.4.5-cdh5.7.0.tar.gz -C ~/app
(3)配置环境变量
#zookeeper
export ZOOKEEPER_HOME=/home/hadoop/app/zookeeper-3.4.5-cdh5.7.0
export PATH=$ZOOKEEPER_HOME/bin:$PATH
(4)拷贝并修改配置文件
Conf目录下拷贝配置文件:cp zoo_sample.cfg zoo.cfg
cd zookeeper-3.4.5-cdh5.7.0/conf
cp zoo_sample.cfg zoo.cfg
编辑配置文件
vim zoo.cfg
dataDir=/home/hadoop/app/zookeeper-3.4.5-cdh5.7.0/tmp
server.1=192.168.1.110:2888:3888
server.2=192.168.1.105:2888:3888
server.3=192.168.1.107:2888:3888
(5)创建目录,并创建myid
cd zookeeper-3.4.5-cdh5.7.0
mkdir tmp
vim myid
1
注意id不能重复,整个集群必须唯一
(6)将配置好的zookeeper拷贝到hadoop002,hadoop003
scp -r zookeeper-3.4.5-cdh5.7.0/ root@hadoop002:/home/hadoop/app
scp -r zookeeper-3.4.5-cdh5.7.0/ root@hadoop003:/home/hadoop/app
vim myid
2
3
(7)启动zookeeper检查
三台机器分别执行
zkServer.sh start
三台机器分别执行
zkServer.sh status
查看当前节点为leader或者follower
注意:单独一个节点,执行zkServer.sh status 会报错,not running