一,安装java环境
添加java环境变量
vi /etc/profile
# add by tank
export JAVA_HOME=/data/soft/jdk/jdk1.7.0_71
export JRE_HOME=$JAVA_HOME/jre
export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
export PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin
二,修改文件句柄数
vi /etc/security/limits.conf
# add by tank
* soft nofile 65536
* hard nofile 65536
三,设置ssh无密码登录
参考:http://www.cnblogs.com/tankaixiong/p/4172942.html
任意主机之间可以无密码登录。
authorized_keys包含了所有主机的密钥,多主机这里可以通过nfs 挂载同步文件authorized_keys,一改全改
四,设置HSOT
vi /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
192.168.183.130 tank1
192.168.183.131 tank2
192.168.183.132 tank3
192.168.183.133 tank4
五,安装hadoop 环境
这里用的是hadoop2.20版本
目录结构:
aaarticlea/png;base64,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" alt="" />
设置环境变量:
export HADOOP_HOME=/data/hadoop/hadoop-2.2.0
export PATH=$PATH:$HADOOP_HOME/bin:$HADOOP_HOME/sbin
注意:$HADOOP/bin 和$HADOOP/sbin 目录下的文件都有可执行的权限
修改配置文件:
[tank@192 hadoop]$ vi core-site.xml
<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<!--
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. See accompanying LICENSE file.
-->
<!-- Put site-specific property overrides in this file. -->
<configuration>
<property>
<name>hadoop.tmp.dir</name>
<value>/usr/hadoop/tmp</value><description>(备注:请先在 /usr/hadoop 目录下建立 tmp 文件夹)A base for other temporary directories.</description>
</property>
<property>
<name>fs.default.name</name>
<value>hdfs://192.168.149.128:9000</value>
</property>
</configuration>
备注:如没有配置hadoop.tmp.dir参数,此时系统默认的临时目录为:/tmp/hadoo-hadoop。而这个目录在每次重启后都会被干掉,必须重新执行format才行,否则会出错。
[tank@192 hadoop]$ vi hdfs-site.xml
<configuration>
<property>
<name>dfs.replication</name>
<value>1</value>
</property>
<property>
<name>dfs.namenode.name.dir</name>
<value>file:/data/soft/hadoop/hadoop-2.2.0/hdfs/name</value>
<final>true</final>
</property>
<property>
<name>dfs.datanode.data.dir</name>
<value>file:/data/soft/hadoop/hadoop-2.2.0/hdfs/data</value>
</property>
</configuration>
文件必须已经预先创建好并存在!
[tank@192 hadoop]$ vi yarn-site.xml
<configuration>
<property>
<name>mapred.job.tracker</name>
<value>192.168.149.128:9001</value>
</property>
</configuration>
注意上面一定要填Ip,不要填localhost,不然eclipse会连接不到!
设置主从关系$HADOOP_HOME/etc/hadoop/目录下:
[hadoop@tank1 hadoop]$ vi masters
192.168.183.130
//主机特有,从机可以不需要
[hadoop@tank1 hadoop]$ vi slaves
192.168.183.131
192.168.183.132
192.168.183.133
[hadoop@tank1 hadoop]$ hadoop namenode -format //第一次需要
启动:
sbin/start-all.sh
查看状态:主机
[tank@192 hadoop-2.2.0]$ jps
2751 ResourceManager
2628 SecondaryNameNode
2469 NameNode
查看状态:从机
[hadoop@tank2 sbin]$ jps
1745 NodeManager
1658 DataNode
总共有5个hadoop线程
访问地址查看hdfs 的运行状态:
http://192.168.149.128:50070/dfshealth.jsp
从机运行一段时间后NodeManager停止了,查看日志信息:
FATAL org.apache.hadoop.yarn.server.nodemanager.NodeManager: Error starting NodeManager
org.apache.hadoop.yarn.exceptions.YarnRuntimeException: java.net.ConnectException: Call From tank2/192.168.183.131 to 0.0.0.0:8031 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
at org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl.serviceStart(NodeStatusUpdaterImpl.java:181)
解决方案:
yarn-site.xml 中添加配置
<property>
<name>yarn.resourcemanager.hostname</name>
<value>192.168.183.130</value>//主机IP
</property>
停止,重启
- Hadoop Eclipse开发环境搭建
This document is from my evernote, when I was still at baidu, I have a complete hadoop developme ...
- Hadoop项目开发环境搭建(Eclipse\MyEclipse + Maven)
写在前面的话 可详细参考,一定得去看 HBase 开发环境搭建(Eclipse\MyEclipse + Maven) Zookeeper项目开发环境搭建(Eclipse\MyEclipse + Mav ...
- (转)Hadoop Eclipse开发环境搭建
来源:http://www.cnblogs.com/justinzhang/p/4261851.html This document is from my evernote, when I was s ...
- 【原创干货】大数据Hadoop/Spark开发环境搭建
已经自学了好几个月的大数据了,第一个月里自己通过看书.看视频.网上查资料也把hadoop(1.x.2.x).spark单机.伪分布式.集群都部署了一遍,但经历短暂的兴奋后,还是觉得不得门而入. 只有深 ...
- Hadoop基本开发环境搭建(原创,已实践)
软件包: hadoop-2.7.2.tar.gz hadoop-eclipse-plugin-2.7.2.jar hadoop-common-2.7.1-bin.zip eclipse jdk1.8 ...
- 【hadoop之翊】——windows 7使用eclipse下hadoop应用开发环境搭建
由于一些缘故,这节内容到如今才写.事实上弄hadoop有一段时间了,能够编写一些小程序了,今天来还是来说说环境的搭建.... 说明一下:这篇文章的步骤是接上一篇的hadoop文章的:http://bl ...
- ubuntu14.04 Hadoop单机开发环境搭建MapReduce项目
Hadoop官网:http://hadoop.apache.org/ 目前最新的版本是Hadoop 3.0.0-alpha1前提:java 1.6 版本以上 首先从官网下载压缩包(hadoop-3.0 ...
- hadoop分布式的环境搭建
版本: 使用hadoop1.1.2 JDK为java7 1.下载hadoop 2.配置hadoop文件 3测试 1.下载hadoop: 1.1 在https://archive.apache.o ...
- hadoop本地开发环境搭建
1:下载hadoop2.7.3并解压 2:配置hadoop2.7.3环境变量 HADOOP_HOME %HADOOP_HOME%\bin 3:下载hadoop-eclipse-plugin插件 网址: ...
- linux下Tomcat进程shutdown不完全--解决方案
Kill进程,修改tomcat bin目录下shutdown.sh和catalina.sh文件 忽略日志中的严重警告,因为这是关闭tomcat时候引起的,正常情况下不会发生这种内存泄露情况,而且Tom ...
- zabbix批量操作
利用zabbix-api来实现zabbix的主机的批量添加,主机的查找,删除等等操作. 代码如下: #!/usr/bin/env python #-*- coding: utf- -*- import ...
- C# Timer 的区别
首先,我们看一下 3种Timer 1.System.Threading.Timer 2.System.Timers.Timer 3.System.Windows.Forms.Timer 主要区别,其实 ...
- Python3入门基础--str常用方法
Python基础之String常用方法 str():将其他类型的变量转换为str类型,例如: name = 'Jack' age = 22 course = ['web','Java','mysql' ...
- 【XSY1294】sub 树链剖分
题目描述 给你一棵\(n\)个点的无根树,节点\(i\)有权值\(v_i\).现在有\(m\)次操作,操作有如下两种: \(1~x~y\):把\(v_x\)改成\(y\). \(2\):选择一个连通块 ...
- php 部署在iis HTTP 错误 500.0 - Internal Server Error 无法在<fastCGI>应用程序配置中找到<handler> scriptProcessor
原因,从A服务器复制一个部署在IIS上的PHP项目,根节点指向 publc/web.config 把里面涉及的 php路径改成正确的即可
- nagios 配置 check_traffic 流量监控模块(被监控端)
安装软件包yum -y install net-snmp*chkconfig nrpe onchkconfig snmpd on 使用SCP命令拷贝 check_traffic.sh 到 / usr/ ...
- [SCOI2005]王室联邦(构造)
“余”人国的国王想重新编制他的国家.他想把他的国家划分成若干个省,每个省都由他们王室联邦的一个成员来管理. 他的国家有n个城市,编号为1..n.一些城市之间有道路相连,任意两个不同的城市之间有且仅有一 ...
- os模块总结
学了忘,忘了学,忘了就来看一下...唯一进步的就是这次学的比上次更快了- - 最常用的几个: os.getcwd() # os.path.abspath(os.path.dirname(__fil ...
- 20165223 结对编程之四则运算week2-整体总结
目录 一.结对对象 二.需求分析 三.设计思路 四.核心代码 五.功能截图 六.结对感受 一.结对对象 担任角色(本周交换角色,流动学习) 驾驶员(Driver):20165218 赵冰雨(是控制键盘 ...