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Zookeeper的安裝

Zookeeper的安裝

1.下載下傳位址

官網:

https://www.apache.org/dyn/closer.cgi/zookeeper/

github:

https://github.com/apache/zookeeper

2.zookeeper安裝的三種模式

單機模式

2.1.1上傳zookeeper到linux中

Zookeeper的安裝

2.1.2對zookeeper進行解壓

tar -zxvf zookeeper-3.4.6      
Zookeeper的安裝

2.1.3進入zookeeper的conf目錄下,拷貝zoo_sample.cfg一份為zoo.cfg

cp zoo_sample.cfg zoo.cfg      
Zookeeper的安裝

2.1.4在zookeeper目錄下建立data和log檔案夾

[root@root zookeeper-3.4.6]# mkdir data
[root@root zookeeper-3.4.6]# mkdir log      
Zookeeper的安裝

2.1.5修改conf/zoo.cfg檔案

[root@root zookeeper-3.4.6]# vi conf/zoo.cfg      
Zookeeper的安裝

2.1.6配置zookeeper路徑

[root@root zookeeper-3.4.6]# vi /etc/profile      

配置内容

export ZOOKEEPER_HOME=/usr/local/application/hadoop/zookeeper-3.4.6
export PATH=/$PATH:/usr/local/application/hadoop/zookeeper-3.4.6/bin      
Zookeeper的安裝

2.1.7進入zookeeper的bin目錄,啟動zookeeper

[root@root bin]# ./zkServer.sh start      

檢視zookeeper的狀态

[root@root bin]# ./zkServer.sh status      
Zookeeper的安裝

注意:zookeeper使用2181端口号,需要釋放zookeeper的2181端口或者關閉防火牆

釋放2181端口

[root@root sysconfig]# iptables -I INPUT -p tcp --dport 2181 -m state --state NEW -j ACCEPT      

關閉防火牆

[root@root bin]# service iptables stop      

重新開機防火牆

[root@root bin]# systemctl restart firewalld      

僞叢集模式

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叢集模式

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