决战大数据之三-Apache ZooKeeper Standalone及复制模式安装及测试
2016-09-10 16:54
357 查看
决战大数据之三-Apache ZooKeeper Standalone及复制模式安装及测试
[TOC]Apache ZooKeeper 单机模式安装
创建hadoop用户&赋予sudo权限,安全第一:)默认情况行下 CentOS 的group wheel 用的用户拥有 sudo权限
# useradd hadoop # passwd hadoop Changing password for user hadoop. New password: bigdata123 Retype new password: bigdata123 passwd: all authentication tokens updated successfully. usermod -aG wheel username su - hadoop
安装vim,方便后期更改配置
sudo yum install vim
配置 JAVA_HOME
vim ~/.bashrc
添加如下代码,保存退出:wq
,如何安装JDK?请参考CentOS 7 JDK 8安装
JAVA_HOME=/opt/jdk1.8.0_101 PATH=$PATH:$JAVA_HOME/bin
测试
$ source ~/.bashrc # echo $JAVA_HOME
下载Apache ZooKeeper-3.4.91 安装并测试
$ cd /opt $ sudo wget http://mirror.bit.edu.cn/apache/zookeeper/zookeeper-3.4.9/zookeeper-3.4.9.tar.gz $ sudo tar xzf zookeeper-3.4.9.tar.gz
下载Apache ZooKeeper 安装并测试
创建配置文件conf/zoo.cfg
$ cd zookeeper-3.4.9/ $ sudo mkdir data $ sudo vim conf/zoo.cfg #添加如下配置到zoo.cfg tickTime = 2000 dataDir = /opt/zookeeper-3.4.9/data #数据文件路径 clientPort = 2181 #端口 initLimit = 5 syncLimit = 2
保存退出,并回到Console,启动Zookeeper
$ sudo bin/zkServer.sh start ZooKeeper JMX enabled by default Using config: /opt/zookeeper-3.4.9/bin/../conf/zoo.cfg Starting zookeeper ... STARTED
恭喜你,you make it,让我们在启动命令行测试下
$ sudo bin/zkCli.sh Connecting to localhost:2181 ...
就是这么简单我们连接成功
用zkCli创建一个znode
simon,值为
data 1
[zk: localhost:2181(CONNECTED) 8] create /simon 'data 1'
用zkCli查看刚才创建的路径
[zk: localhost:2181(CONNECTED) 9] ls / [simon, zookeeper]
用zkCli查看刚才创建的路径的值,请注意此时
ctime和
mtime的值是一样的
[zk: localhost:2181(CONNECTED) 10] get /simon data 1 cZxid = 0x4 ctime = Sat Sep 10 03:11:27 EDT 2016 mZxid = 0x4 mtime = Sat Sep 10 03:11:27 EDT 2016 pZxid = 0x4 cversion = 0 dataVersion = 0 aclVersion = 0 ephemeralOwner = 0x0 dataLength = 6 numChildren = 0
修改 /simon的值,是不是和linux的文件系统很像:),此时ctime和mtime的值不一样的了
set /simon 'data 2' cZxid = 0x4 ctime = Sat Sep 10 03:11:27 EDT 2016 mZxid = 0x5 mtime = Sat Sep 10 03:16:22 EDT 2016 pZxid = 0x4 cversion = 0 dataVersion = 1 aclVersion = 0 ephemeralOwner = 0x0 dataLength = 6 numChildren = 0
romove刚才创建的znode /simon
[zk: localhost:2181(CONNECTED) 13] rmr /simon [zk: localhost:2181(CONNECTED) 14] ls / [zookeeper]
So eeeeeasy~right ,那我开始玩点高级的,搭建集群模式
首先停止单机服务
[hadoop@note1 zookeeper-3.4.9]$ sudo bin/zkServer.sh stop [sudo] password for hadoop: ZooKeeper JMX enabled by default Using config: /opt/zookeeper-3.4.9/bin/../conf/zoo.cfg Stopping zookeeper ... STOPPED
ZooKeeper Cluster配置:
三台CentOS 7的虚拟机运行在VitualBox上面,规划如下
name | ip | myid |
---|---|---|
node1 | 192.168.3.11 | 0 |
node2 | 192.168.3.12 | 1 |
node3 | 192.168.3.13 | 2 |
sudo vim /etc/hosts
添加如下内容,并保存退出
node1 192.168.3.11
node2 192.168.3.12
node3 192.168.3.13
修改ZooKeeper的配置
备份之前的单机配置
cd /opt/zookeeper-3.4.9
cp conf/zoo.cfg conf/zoo_standalone.cfg
创建log目录
sudo mkdir /opt/zookeeper-3.4.9/log
创建myid
sudo vim /opt/zookeeper-3.4.9/myidinsert 1,
:wq
添加集群配置配置
sudo vim conf/zoo.cfg,替换之前的配置为如下内容:
tickTime=2000 #Replace the value of dataDir with the directory where you would like ZooKeeper to save its data dataDir=/opt/zookeeper-3.4.9/data #Replace the value of dataLogDir with the directory where you would like ZooKeeper to log dataLogDir=/opt/zookeeper-3.4.9/log clientPort=2181 initLimit=10 syncLimit=5 server.1=192.168.3.11:2888:3888 server.2=192.168.3.12:2888:3888 server.3=192.168.3.13:2888:3888
关机
sudo shutdown -h 0
快速搭建分布集群的另外的俩个节点
现在是见证奇迹的时刻,使用VitualBox复制功能clone另外俩台虚拟机node2, node3
复制node2
复制成功后启动node2
修改hostname:
hostnamectl set-hostname node2 --static
修改静态IP
vi /etc/sysconfig/network-scripts/ifcfg-enp0s3
修改内容如下,保存退出
#指定的静态ip,node3 改为 IPADDR=192.168.3.13 IPADDR=192.168.3.12 #MAC地址 node3 改为 83179c2f-b512-4c1a-8358-2ff4e823d956 UUID=83179c2f-b512-4c1a-8358-2ff4e823d955
重启机器
reboot now现在可以使用新的IP登陆:
192.168.3.12
创建note3,参考note2
启动分布式集群node1,node2,node3
修改 node2,和node3的zookeeper的myid#for node2 echo "3" echo "2" > /opt/zookeeper-3.4.9/data/myid
启动各个节点ZkSerer(root账号):
# cd /opt/zookeeper-3.4.9/ &&bin/zkServer.sh start ZooKeeper JMX enabled by default Using config: /opt/zookeeper-3.4.9/bin/../conf/zoo.cfg Starting zookeeper ... STARTED
可以查看各个启动日志:
# more zookeeper.out 2016-09-10 04:39:03,077 [myid:] - INFO [main:QuorumPeerConfig@124] - Reading configuration from: /opt/zookeeper-3.4.9/bin/../conf/zoo.cfg 2016-09-10 04:39:03,105 [myid:] - INFO [main:QuorumPeer$QuorumServer@149] - Resolved hostname: 192.168.3.13 to address: /192.168.3.13 2016-09-10 04:39:03,106 [myid:] - INFO [main:QuorumPeer$QuorumServer@149] - Resolved hostname: 192.168.3.12 to address: /192.168.3.12 2016-09-10 04:39:03,106 [myid:] - INFO [main:QuorumPeer$QuorumServer@149] - Resolved hostname: 192.168.3.11 to address: /192.168.3.11 2016-09-10 04:39:03,106 [myid:] - INFO [main:QuorumPeerConfig@352] - Defaulting to majority quorums 2016-09-10 04:39:03,108 [myid:3] - INFO [main:DatadirCleanupManager@78] - autopurge.snapRetainCount set to 3 2016-09-10 04:39:03,108 [myid:3] - INFO [main:DatadirCleanupManager@79] - autopurge.purgeInterval set to 0 2016-09-10 04:39:03,108 [myid:3] - INFO [main:DatadirCleanupManager@101] - Purge task is not scheduled. 2016-09-10 04:39:03,119 [myid:3] - INFO [main:QuorumPeerMain@127] - Starting quorum peer 2016-09-10 04:39:03,136 [myid:3] - INFO [main:NIOServerCnxnFactory@89] - binding to port 0.0.0.0/0.0.0.0:2181 2016-09-10 04:39:03,141 [myid:3] - INFO [main:QuorumPeer@1019] - tickTime set to 2000 2016-09-10 04:39:03,141 [myid:3] - INFO [main:QuorumPeer@1039] - minSessionTimeout set to -1 2016-09-10 04:39:03,141 [myid:3] - INFO [main:QuorumPeer@1050] - maxSessionTimeout set to -1 2016-09-10 04:39:03,141 [myid:3] - INFO [main:QuorumPeer@1065] - initLimit set to 10
查看各个节点的zk的状态,可以看到node2目前是leader节点
[root@node2 zookeeper-3.4.9]# bin/zkServer.sh status ZooKeeper JMX enabled by default Using config: /opt/zookeeper-3.4.9/bin/../conf/zoo.cfg Mode: leader
自此我们已经完成Zookeeper 复制模式的搭建,To be contiue
Have a good weekend~
有任何问题可以联系我: email:huangbaixun(at)outlook.com
当前最新的稳定版
参考:http://www.tutorialspoint.com/zookeeper/zookeeper_cli.htm
参考:
http://blog.csdn.net/lisonglisonglisong/article/details/46974723↩
相关文章推荐
- zookeeper standalone模式安装
- CentOS6.5下安装ZooKeeper3.4.8单机模式(Standalone mode)
- zookeeper Standalone模式安装
- Redis集群的安装测试(伪分布模式 - 主从复制)
- Redis集群的安装测试(伪分布模式 - 主从复制)
- Apache Spark源码走读之19 -- standalone cluster模式下资源的申请与释放
- 大数据平台安装测试(2)centos7.1 docker zookeeper安装
- spark standalone模式安装和语法
- Centos中安装配置local/standalone模式和伪分布式模式hadoop集群
- ZooKeeper单机模式(stand-alone)
- Redis集群的安装测试(伪分布模式 - 主从复制)
- Spark standalone模式的安装(spark-1.6.1-bin-hadoop2.6.tgz)(master、slave1和slave2)
- 测试基于gtid模式主从复制下数据不一致的处理
- hadoop1.2.1在linux中配置安装独立运行Standalone Operation,伪分布Pseudo-Distributed Operation,集群配置三种配置和测试
- Dataguard实战(7):RHEL4.5 安装 Oracle10G Dataguard 多个备库 - 物理备库数据同步测试
- 安装测试Apache Proxy For Weblogic Cluster
- 用oralce连接.net客户端出现问题:“数据连接不成功,请检查该数据库是否已启动尝试加载oracle客户端时引发BadImageFormatException.如果在安装32位Oracle客户端组件的情况下以64位模式运行,”的解决办法
- Apache Prefork和Worker模式的性能比较测试
- EnterpriseDB Replication,复制Oracle数据测试(1)
- EnterpriseDB Replication,复制Oracle数据测试(1)