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[经验分享] zookeeper3.4.8伪集群安装

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发表于 2019-1-8 10:52:51 | 显示全部楼层 |阅读模式
zookeeper3.4.8伪集群安装

软件包:zookeeper-3.4.8.tar.gz
Java包:jdk-8u77-linux-x64.gz
平台:centos6.2  64
在一台机器上安装3个伪zookeeper集群
server.1=localhost:2287:3390
server.2=localhost:2288:3388
server.3=localhost:2289:3389
安装过程:
首先安装jdk8
# mkdir /usr/lib/jdk(创建jdk安装目录)
# tar xf jdk-8u77-linux-x64.gz -C /usr/lib/jdk(解压jdk包)
# vim /etc/profile(设置环境变量)
profile末尾添加下面环境变量
export JAVA_HOME=/usr/lib/jdk/jdk1.8.0_77
export JRE_HOME=/usr/lib/jdk/jdk1.8.0_77/jre
export PATH=$JAVA_HOME/bin:$JAVA_HOME/jre/bin:$PATH
export CLASSPATH=$CLASSPATH:.:$JAVA_HOME/lib:$JAVA_HOME/jre/lib
# source /etc/profile(让环境变量生效)
# java -version(查看java版本)
  java version "1.8.0_77"
  Java(TM) SE Runtime Environment (build 1.8.0_77-b03)
  Java HotSpot(TM) 64-Bit Server VM (build 25.77-b03, mixed mode)
Jdk8安装成功后安装zookeeper
此处在同一台机器上模拟三个zookeeper集群节点,即叫伪集群
在真实环境部署时,只用把zoo.cfg中的localhost替换成真实节点的ip地址即可。
# mkdir -pv /home/hadoop/{zookeeper-1,zookeeper-2,zookeeper-3} (创建目录)
# mkdir -pv /home/hadoop/tmp/{zk1/data,zk1/log,zk2/data,zk2/log,zk3/data,zk3/log} (创建目录)
#tar xf zookeeper-3.4.8.tar.gz (解压zookeeper包)
把解压的文件复制到不同的目录中
#cp -r zookeeper-3.4.8/* /home/hadoop/zookeeper-1/
#cp -r zookeeper-3.4.8/* /home/hadoop/zookeeper-1/
#cp -r zookeeper-3.4.8/* /home/hadoop/zookeeper-1/
# cd /home/hadoop/zookeeper-1/conf/
#vim zoo.cfg (创建配置文件)
在zoo.cfg添加如下内容
clientPort=2181 (客户端连接服务器的端口号)
tickTime=2000 (服务器心跳时间ms)
initLimit=10 (投票选举新leader的初始化时间)
syncLimit=5 (leader与follower最大响应时间)
dataDir=/home/hadoop/tmp/zk1/data (数据存放目录)
dataLogDir=/home/hadoop/tmp/zk1/log (日志存放目录)
server.1=localhost:2287:3390
server.2=localhost:2288:3388
server.3=localhost:2289:3389
# cd /home/hadoop/zookeeper-2/conf/
#vim zoo.cfg
clientPort=2182
tickTime=2000
initLimit=10
syncLimit=5
dataDir=/home/hadoop/tmp/zk2/data
dataLogDir=/home/hadoop/tmp/zk2/log
server.1=localhost:2287:3390
server.2=localhost:2288:3388
server.3=localhost:2289:3389
# cd /home/hadoop/zookeeper-3/conf/
#mv zoo_sample.cfg zoo.cfg
#vim zoo.cfg
clientPort=2183
tickTime=2000
initLimit=10
syncLimit=5
dataDir=/home/hadoop/tmp/zk3/data
dataLogDir=/home/hadoop/tmp/zk3/log
server.1=localhost:2287:3390
server.2=localhost:2288:3388
server.3=localhost:2289:3389
分别在zookeeper的数据目录创建myid,myid的内容为zoo.cfg配置文件中server.1中的1,2,或3
#echo “1” > /home/hadoop/tmp/zk1/data/myid
#echo “2” > /home/hadoop/tmp/zk2/data/myid
#echo “3” > /home/hadoop/tmp/zk3/data/myid
#/home/hadoop/zookeeper-1/bin/zkServer.sh start (启动zookeeper)
#/home/hadoop/zookeeper-2/bin/zkServer.sh start
#/home/hadoop/zookeeper-3/bin/zkServer.sh start
  # ss -tnl
     
  0      50                                   *:2181                                *:*     
  0      50                                   *:2182                                *:*     
  0      50                                   *:2183                                *:*   
   测试连接zookeeper
  #/home/hadoop/zookeeper-1/bin/zkCli.sh -server localhost:2181
  
  Connecting to localhost:2181
  2016-04-07 12:29:35,556 [myid:] - INFO  [main:Environment@100] - Client environment:zookeeper.version=3.4.8--1, built on 02/06/2016 03:18 GMT
  2016-04-07 12:29:35,564 [myid:] - INFO  [main:Environment@100] - Client environment:host.name=pc0.zz.ha.cn
  2016-04-07 12:29:35,564 [myid:] - INFO  [main:Environment@100] - Client environment:java.version=1.8.0_77
  2016-04-07 12:29:35,568 [myid:] - INFO  [main:Environment@100] - Client environment:java.vendor=Oracle Corporation
  2016-04-07 12:29:35,568 [myid:] - INFO  [main:Environment@100] - Client environment:java.home=/usr/lib/jdk/jdk1.8.0_77/jre
  2016-04-07 12:29:35,568 [myid:] - INFO  [main:Environment@100] - Client environment:java.class.path=/home/hadoop/zookeeper-3/bin/../build/classes:/home/hadoop/zookeeper-3/bin/../build/lib/*.jar:/home/hadoop/zookeeper-3/bin/../lib/slf4j-log4j12-1.6.1.jar:/home/hadoop/zookeeper-3/bin/../lib/slf4j-api-1.6.1.jar:/home/hadoop/zookeeper-3/bin/../lib/netty-3.7.0.Final.jar:/home/hadoop/zookeeper-3/bin/../lib/log4j-1.2.16.jar:/home/hadoop/zookeeper-3/bin/../lib/jline-0.9.94.jar:/home/hadoop/zookeeper-3/bin/../zookeeper-3.4.8.jar:/home/hadoop/zookeeper-3/bin/../src/java/lib/*.jar:/home/hadoop/zookeeper-3/bin/../conf::.:/usr/lib/jdk/jdk1.8.0_77/lib:/usr/lib/jdk/jdk1.8.0_77/jre/lib
  2016-04-07 12:29:35,568 [myid:] - INFO  [main:Environment@100] - Client environment:java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
  2016-04-07 12:29:35,569 [myid:] - INFO  [main:Environment@100] - Client environment:java.io.tmpdir=/tmp
  2016-04-07 12:29:35,569 [myid:] - INFO  [main:Environment@100] - Client environment:java.compiler=
  2016-04-07 12:29:35,569 [myid:] - INFO  [main:Environment@100] - Client environment:os.name=Linux
  2016-04-07 12:29:35,569 [myid:] - INFO  [main:Environment@100] - Client environment:os.arch=amd64
  2016-04-07 12:29:35,569 [myid:] - INFO  [main:Environment@100] - Client environment:os.version=2.6.32-220.4.1.el6.centos.plus.x86_64
  2016-04-07 12:29:35,569 [myid:] - INFO  [main:Environment@100] - Client environment:user.name=root
  2016-04-07 12:29:35,569 [myid:] - INFO  [main:Environment@100] - Client environment:user.home=/root
  2016-04-07 12:29:35,570 [myid:] - INFO  [main:Environment@100] - Client environment:user.dir=/home/hadoop/tmp/zk1/data
  2016-04-07 12:29:35,572 [myid:] - INFO  [main:ZooKeeper@438] - Initiating client connection, connectString=localhost:2181 sessionTimeout=30000 watcher=org.apache.zookeeper.ZooKeeperMain$MyWatcher@67424e82
  Welcome to ZooKeeper!
  2016-04-07 12:29:35,624 [myid:] - INFO  [main-SendThread(localhost:2181):ClientCnxn$SendThread@1032] - Opening socket connection to server localhost/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error)
  JLine support is enabled
  2016-04-07 12:29:35,746 [myid:] - INFO  [main-SendThread(localhost:2181):ClientCnxn$SendThread@876] - Socket connection established to localhost/127.0.0.1:2181, initiating session
  [zk: localhost:2181(CONNECTING) 0] 2016-04-07 12:29:35,812 [myid:] - INFO  [main-SendThread(localhost:2181):ClientCnxn$SendThread@1299] - Session establishment complete on server localhost/127.0.0.1:2181, sessionid = 0x153eededdb50001, negotiated timeout = 30000
  
  WATCHER::
  
  WatchedEvent state:SyncConnected type:None path:null
  
  [zk: localhost:2181(CONNECTED) 0] help
  ZooKeeper -server host:port cmd args
  stat path [watch]
  set path data [version]
  ls path [watch]
  delquota [-n|-b] path
  ls2 path [watch]
  setAcl path acl
  setquota -n|-b val path
  history
  redo cmdno
  printwatches on|off
  delete path [version]
  sync path
  listquota path
  rmr path
  get path [watch]
  create [-s] [-e] path data acl
  addauth scheme auth
  quit
  getAcl path
  close
  connect host:port
  [zk: localhost:2181(CONNECTED) 1]
  到此zookeeper安装成功。
  查看zookeeper状态
  # zookeeper-1/bin/zkServer.sh status
  JMX enabled by default
  Using config: /home/hadoop/zookeeper-1/bin/../conf/zoo.cfg
  Mode: follower
  # zookeeper-2/bin/zkServer.sh status
  JMX enabled by default
  Using config: /home/hadoop/zookeeper-2/bin/../conf/zoo.cfg
  Mode: leader
  # zookeeper-3/bin/zkServer.sh status
  JMX enabled by default
  Using config: /home/hadoop/zookeeper-3/bin/../conf/zoo.cfg
  Mode: follower
  
  
  
  





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所有资源均系网友上传或者通过网络收集,我们仅提供一个展示、介绍、观摩学习的平台,我们不对其承担任何法律责任,如涉及侵犯版权等问题,请您及时通知我们,我们将立即处理,联系人Email:kefu@iyunv.com,QQ:1061981298 本贴地址:https://www.yunweiku.com/thread-660685-1-1.html 上篇帖子: zookeeper 的安装和伪集群配置 下篇帖子: ZooKeeper3.5.0发布了
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