Hadoop 简要安装(一) 作者: 王十三 时间: 2017-03-01 分类: 安装过程 > 初始环境 vagrant box https://github.com/CommanderK5/packer-centos-template/releases/download/0.6.7/vagrant-centos-6.7.box > 计划构建 > > node1 : HDFS NameNode + Spark Master //对外服务器 > > node2 : YARN ResourceManager + JobHistoryServer + ProxyServer //调度服务器 job > > node3 : HDFS DataNode + YARN NodeManager + Spark Slave //节点服务器1 > > node4 : HDFS DataNode + YARN NodeManager + Spark Slave //节点服务器2 #Hadoop 个人理解。 Hadoop 只是一个数据框架。基于分布式文件(HDSF)上的一种协议。不要被神话吓到了。就和我们编写程序一样。只是加载了几个类。方便用而已。 #Hadoop 安装准备 1.首先安装 JAVA SDK sudo yum install java-1.8.0-openjdk java-1.8.0-openjdk-devel vi /etc/profile //新增JDK的环境变量 > export JAVA_HOME=/usr/lib/jvm/java-1.8.0-openjdk.x86_64/ [root@localhost vagrant]# java -version openjdk version "1.8.0_71" OpenJDK Runtime Environment (build 1.8.0_71-b15) OpenJDK 64-Bit Server VM (build 25.71-b15, mixed mode) [root@localhost vagrant]# $JAVA_HOME/bin/java -version openjdk version "1.8.0_71" OpenJDK Runtime Environment (build 1.8.0_71-b15) OpenJDK 64-Bit Server VM (build 25.71-b15, mixed mode) 2.创建hadoop 用户 su root //切换ROOT用户 useradd -m hadoop -s /bin/bash //创建hadoop 用户 passwd hadoop //修改密码 visudo //特殊处理 给 Hadoop 增加管理员权限 (个人测试设置，生产环境不敢这样设置) ------------------------------------------------------ >## Allow root to run any commands anywhere >root ALL=(ALL) ALL >hadoop ALL=(ALL) ALL ------------------------------------------------------ 3.使用vagrant 打包虚拟机 sudo rm -f /etc/udev/rules.d/70-persistent-net.rules //删除liuunx 网卡配置 vagrant package --output centos-java-hadoop.box //母机目录下打包vagrant box 建立一个基础镜像未来将会使用该基础进行搭建HADOOP节点。 4.vagrant 加载基础镜像 vagrant box add hadoop-base ./centos-java-hadoop.box 5.创建 vagrant 集群 Vagrant.configure(2) do |config| config.vm.define "service" do |node| node.vm.box = "hadoop-base" node.vm.network "private_network", ip: "192.168.31.30" node.vm.synced_folder "./data", "/hadoop_data" node.vm.provider "virtualbox" do |v| v.name = "service" v.customize ["modifyvm", :id, "--memory", "1024"] end end config.vm.define "service-job" do |node| node.vm.box = "hadoop-base" node.vm.network "private_network", ip: "192.168.31.31" node.vm.synced_folder "./data", "/hadoop_data" node.vm.provider "virtualbox" do |v| v.name = "service-job" v.customize ["modifyvm", :id, "--memory", "1024"] end end config.vm.define "service-node-1" do |node| node.vm.box = "hadoop-base" node.vm.network "private_network", ip: "192.168.31.36" node.vm.synced_folder "./data", "/hadoop_data" node.vm.provider "virtualbox" do |v| v.name = "service-node-1" v.customize ["modifyvm", :id, "--memory", "1024"] end end config.vm.define "service-node-2" do |node| node.vm.box = "hadoop-base" node.vm.network "private_network", ip: "192.168.31.37" node.vm.synced_folder "./data", "/hadoop_data" node.vm.provider "virtualbox" do |v| v.name = "service-node-2" v.customize ["modifyvm", :id, "--memory", "1024"] end end end 标签: Hadoop