zookeeper單機多例項部署
一.環境準備
當前環境:centos7.3一臺
軟體版本:zookeeper-3.5.2
部署目錄:/usr/local/zookeeper
啟動埠:2181,2182,2183
配置檔案:/usr/local/zookeeper/conf/zoo1 ~ 3.cfg
yum依賴
yum install java-1.8.0-openjdk
二.安裝
1.下載安裝包
wget http://mirrors.hust.edu.cn/apache/zookeeper/zookeeper-3.5.2-alpha/zookeeper-3.5.2-alpha.tar.gz
2.解壓並移動
tar zxvf zookeeper-3.5.2-alpha.tar.gz
mv zookeeper-3.5.2-alpha /usr/local/zookeeper
3.建立資料目錄和日誌目錄,有幾個節點,建立幾個
cd /usr/local/zookeeper
mkdir data1
mkdir data2
mkdir data3
mkdir /var/log/zookeeper
mkdir /var/log/zookeeper/one
mkdir /var/log/zookeeper/two
mkdir /var/log/zookeeper/three
3.複製配置檔案
cp conf/zoo.cfg conf/zoo1.cfg
cp conf/zoo.cfg conf/zoo2.cfg
cp conf/zoo.cfg conf/zoo3.cfg
修改配置檔案,這裡只修改第一個,後面幾個類似
vim /usr/local/zookeeper/conf/zoo1.cfg
clientPort=2181 #埠不同例項不一樣,第二個可以是2182
dataDir=/usr/local/zookeeper/data1 #對應的資料目錄
syncLimit=5
tickTime=2000
initLimit=10
dataLogDir=/var/log/zookeeper/one #對應日誌
dynamicConfigFile=/usr/local/zookeeper/conf/zoo1.cfg.dynamic #對應的節點檔案
4.複製節點檔案
cp conf/zoo.cfg.dynamic conf/zoo1.cfg.dynamic
cp conf/zoo.cfg.dynamic conf/zoo2.cfg.dynamic
cp conf/zoo.cfg.dynamic conf/zoo3.cfg.dynamic
修改節點檔案,這裡只修改第一個,後面幾個類似
vim conf/zoo1.cfg.dynamic
server.1=172.26.98.239:2777:3777 ##第一臺節點IP埠
server.2=172.26.98.239:2888:3888 ##第二臺節點IP埠
server.3=172.26.98.239:2999:3999 ##第三臺節點IP埠
5.建立myid檔案
echo "1" > data1/myid
echo "2" > data2/myid
echo "3" > data3/myid
三.使用驗證
啟動效驗
/usr/local/zookeeper/bin/zkServer.sh start /usr/local/zookeeper/conf/zoo1.cfg
/usr/local/zookeeper/bin/zkServer.sh start /usr/local/zookeeper/conf/zoo2.cfg
/usr/local/zookeeper/bin/zkServer.sh start /usr/local/zookeeper/conf/zoo3.cfg
檢視叢集狀態
/usr/local/zookeeper/bin/zkServer.sh status /usr/local/zookeeper/conf/zoo1.cfg
/usr/local/zookeeper/bin/zkServer.sh status /usr/local/zookeeper/conf/zoo2.cfg
/usr/local/zookeeper/bin/zkServer.sh status /usr/local/zookeeper/conf/zoo3.cfg
/usr/bin/java
ZooKeeper JMX enabled by default
Using config: /usr/local/zookeeper/bin/../conf/zoo.cfg
Client port found: 2182. Client address: localhost.
Mode: leader
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