Hadoop 版本： apache hadoop 2.9.1
JDK 版本： Oracle JDK1.8
集群规划
master（1）： NN， RM， DN， NM， JHS
slave1（2）： DN， NM
slave2（3）： DN， NM
jdk-8u172-linux-x64.tar.gz
hadoop-2.9.1.tar.gz

一 环境初始化

[root@hadoop1 opt]# cat /etc/redhat-release

CentOS release 6.10 (Final)

# service iptables stop

# chkconfig iptables off

# sed -i 's/=enforcing/=disabled/' /etc/selinux/config

# cat >> /etc/profile << EOF

export HISTTIMEFORMAT='%F %T '

EOF

# sed -i '$a vm.swappiness = 0' /etc/sysctl.conf

echo never > /sys/kernel/mm/redhat_transparent_hugepage/defrag

echo never > /sys/kernel/mm/redhat_transparent_hugepage/enabled

# sed -i '$a echo never > /sys/kernel/mm/redhat_transparent_hugepage/defrag' /etc/rc.local

# sed -i '$a echo never > /sys/kernel/mm/redhat_transparent_hugepage/enabled' /etc/rc.local

# vim /etc/ntp.conf ##注释掉所有的 server 开头内容

# Use public servers from the pool.ntp.org project.

# Please consider joining the pool (http://www.pool.ntp.org/join.html).

#server 0.centos.pool.ntp.org iburst

#server 1.centos.pool.ntp.org iburst

#server 2.centos.pool.ntp.org iburst

#server 3.centos.pool.ntp.org iburst

server cn.pool.ntp.org

# service ntpd start

# chkconfig ntpd on

# rpm -qa | grep java-1

java-1.5.0-gcj-1.5.0.0-29.1.el6.x86_64

java-1.6.0-openjdk-1.6.0.41-1.13.13.1.el6_8.x86_64

java-1.7.0-openjdk-1.7.0.181-2.6.14.10.el6.x86_64

# rpm -e --nodeps ` rpm -qa | grep java-1`

# tar -zxvf jdk-8u191-linux-x64.tar.gz

# ln -s jdk1.8.0_191 jdk

# alternatives --install /usr/bin/java java /opt/jdk/bin/java 100

# alternatives --install /usr/bin/javac javac /opt/jdk/bin/javac 100

# cat >> /etc/profile << EOF

export JAVA_HOME=/opt/jdk

export PATH=$PATH:$JAVA_HOME/bin

EOF

[root@hadoop1 opt]# source /etc/profile

[root@hadoop1 opt]# java -version

java version "1.8.0_191"

Java(TM) SE Runtime Environment (build 1.8.0_191-b12)

Java HotSpot(TM) 64-Bit Server VM (build 25.191-b12, mixed mode)

[root@hadoop1 opt]# javac -version

javac 1.8.0_191

# cat >> /etc/hosts << EOF

1 hadoop1

2 hadoop2

3 hadoop3

EOF

[root@hadoop1 opt]# id hadoop

id: hadoop: No such user

[root@hadoop1 opt]# useradd hadoop

[root@hadoop1 opt]# vim /etc/sudoers

hadoop ALL=NOPASSWD:ALL

三个节点都要执行

[hadoop@hadoop1 opt]$ ./test_hadoop_env.sh

######### 1. iptables: #####################

 current iptables status: iptables: Only usable by root.   [WARNING]

 chkconfig status： iptables           0:off    1:off    2:off    3:off    4:off    5:off    6:off

######### 2. Selinux: ######################

 current selinux status: Disabled

 config of selinux: SELINUX=disabled

######### 3. THP: ##########################

 defrag status:always madvise [never]

 enabled status:always madvise [never]

######### 4. Swappiness => 0 : ###################

 current swapness setting: 0

######### 5.ntp: ###################

     remote           refid      st t when poll reach   delay   offset  jitter

==============================================================================

**   *    3 u  178  256  377  253.202    8.052   2.663

######### 6. JDK: ###################

 current java version:

javac 1.8.0_191

######### 7. hosts: ###################

127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4

::1         localhost localhost.localdomain localhost6 localhost6.localdomain6

1 hadoop1

2 hadoop2

3 hadoop3

安装

[root@hadoop1 opt]# tar -zxvf hadoop-2.9.1.tar.gz

[root@hadoop1 opt]# ln -s hadoop-2.9.1 hadoop

[root@hadoop1 opt]# vim ~/.bash_profile

export HADOOP_HOME=/opt/hadoop

export PATH=$PATH:$HADOOP_HOME/bin:$HADOOP_HOME/sbin

[root@hadoop1 opt]# vim /opt/hadoop/etc/hadoop/hadoop-env.sh

export JAVA_HOME=/opt/jdk

[root@hadoop1 opt]# source ~/.bash_profile

[root@hadoop1 opt]# hadoop version

Hadoop 2.9.1

Subversion https://github.com/apache/hadoop.git -r e30710aea4e6e55e69372929106cf119af06fd0e

Compiled by root on 2018-04-16T09:33Z

Compiled with protoc 2.5.0

From source with checksum 7d6d2b655115c6cc336d662cc2b919bd

This command was run using /opt/hadoop-2.9.1/share/hadoop/common/hadoop-common-2.9.1.jar

[root@hadoop1 opt]# vim /opt/hadoop/etc/hadoop/yarn-env.sh

# export JAVA_HOME=/home/y/libexec/jdk1.6.0/

export JAVA_HOME=/opt/jdk

[root@hadoop1 opt]# vim /opt/hadoop/etc/hadoop/core-site.xml

<configuration>

        <property>

                <name>fs.defaultFS</name>

                <value>hdfs://hadoop1:9000</value>

        </property>

        <property>

                <name>hadoop.tmp.dir</name>

                <value>/opt/hadoopdata/tmp</value>

        </property>

</configuration>

[root@hadoop1 opt]# mkdir -p /opt/hadoopdata/tmp

[root@hadoop1 opt]# vim /opt/hadoop/etc/hadoop/hdfs-site.xml

<configuration>

        <property>

                <name>dfs.namenode.secondary.http-address</name>

                <value>hadoop2:9001</value>

        </property>

        <property>

                <name>dfs.namenode.name.dir</name>

                <value>/opt/hadoopdata/hdfs/name</value>

        </property>

        <property>

                <name>dfs.datanode.data.dir</name>

                <value>/opt/hadoopdata/hdfs/data</value>

        </property>

        <property>

                <name>dfs.namenode.checkpoint.dir</name>

                <value>/opt/hadoopdata/hdfs/snn</value>

        </property>

        <property>

                <name>dfs.namenode.checkpoint.period</name>

                <value>3600</value>

        </property>

        <property>

                <name>dfs.replication</name>

                <value>2</value>

        </property>

        <property>

                <name>dfs.webhdfs.enabled</name>

                <value>true</value>

        </property>

</configuration>

mkdir -p /opt/hadoopdata/hdfs/name

mkdir -p /opt/hadoopdata/hdfs/data

mkdir -p /opt/hadoopdata/hdfs/snn

[root@hadoop1 opt]# vim /opt/hadoop/etc/hadoop/yarn-site.xml

<configuration>

<!-- Site specific YARN configuration properties -->

        <property>

                <name>yarn.nodemanager.aux-services</name>

                <value>mapreduce_shuffle</value>

        </property>

        <property>

                <name>yarn.nodemanager.aux-services.mapreduce.shuffle.class</name>

                <value>org.apache.hadoop.mapred.ShuffleHandler</value>

        </property>

        <property>

                <name>yarn.resourcemanager.address</name>

                <value>hadoop1:8032</value>

        </property>

        <property>

                <name>yarn.resourcemanager.scheduler.address</name>

                <value>hadoop1:8030</value>

        </property>

        <property>

                <name>yarn.resourcemanager.resource-tracker.address</name>

                <value>hadoop1:8031</value>

        </property>

        <property>

                <name>yarn.resourcemanager.admin.address</name>

                <value>hadoop1:8033</value>

        </property>

        <property>

                <name>yarn.resourcemanager.webapp.address</name>

                <value>hadoop1:8088</value>

        </property>

</configuration>

[root@hadoop1 opt]# cd /opt/hadoop/etc/hadoop/

[root@hadoop1 hadoop]# cp mapred-site.xml.template mapred-site.xml

[root@hadoop1 hadoop]# vim mapred-site.xml

<configuration>

        <property>

                <name>mapreduce.framework.name</name>

                <value>yarn</value>

        </property>

        <property>

                <name>mapreduce.jobhistory.address</name>

                <value>hadoop1:10020</value>

        </property>

        <property>

                <name>mapreduce.jobhistory.webapp.address</name>

                <value>hadoop1:19888</value>

        </property>

</configuration>

[root@hadoop1 hadoop]# vim slaves

hadoop1

hadoop2

hadoop3

[root@hadoop2 ~]# useradd -g hadoop hadoop

[root@hadoop3 ~]# useradd -g hadoop hadoop

[root@hadoop1 ~]# passwd hadoop ##hadoop

[root@hadoop1 hadoop]# chown -R  hadoop:hadoop /opt/hadoop

[hadoop@hadoop1 ~]# ssh-keygen

[hadoop@hadoop2 ~]# ssh-keygen

[hadoop@hadoop3 ~]# ssh-keygen

[hadoop@hadoop1 ~]# ssh-copy-id hadoop1

[hadoop@hadoop2 ~]# ssh-copy-id hadoop1

[hadoop@hadoop3 ~]# ssh-copy-id hadoop1

[hadoop@hadoop1 ~]$ scp ~/.ssh/authorized_keys hadoop2:~/.ssh/

[hadoop@hadoop1 ~]$  scp ~/.ssh/authorized_keys hadoop3:~/.ssh/[hadoop@hadoop1 ~]$ ssh hadoop2

[hadoop@hadoop2 ~]$ ssh hadoop3

[hadoop@hadoop3 ~]$ ssh hadoop1

[hadoop@hadoop1 ~]$ ssh hadoop3

Last login: Fri May 31 15:58:20 2019 from hadoop2

[hadoop@hadoop3 ~]$ ssh hadoop2

Last login: Fri May 31 15:58:12 2019 from hadoop1

[hadoop@hadoop2 ~]$ ssh hadoop1

Last login: Fri May 31 15:58:29 2019 from hadoop3

--启动并测试 Hadoop

sudo chown -R hadoop:hadoop /opt/hadoop/

[hadoop@hadoop1 bin]$ vim ~/.bash_profile

[hadoop@hadoop1 bin]$ source ~/.bash_profile

[hadoop@hadoop1 bin]$ hdfs namenode -format

hare/hadoop/mapreduce/hadoop-mapreduce-client-jobclient-2.9.1.jar:/contrib/capacity-scheduler/*.jar

STARTUP_MSG:   build = https://github.com/apache/hadoop.git -r e30710aea4e6e55e69372929106cf119af06fd0e; compiled by 'root' on 2018-04-16T09:33Z

STARTUP_MSG:   java = 1.8.0_191

9/05/31 16:04:24 WARN namenode.NameNode: Encountered exception during format:

java.io.IOException: Cannot create directory /opt/hadoopdata/hdfs/name/current

    at org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.clearDirectory(Storage.java:361)

    at org.apache.hadoop.hdfs.server.namenode.NNStorage.format(NNStorage.java:571)

    at org.apache.hadoop.hdfs.server.namenode.NNStorage.format(NNStorage.java:592)

    at org.apache.hadoop.hdfs.server.namenode.FSImage.format(FSImage.java:172)

    at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1172)

    at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1614)

    at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1741)

19/05/31 16:04:24 ERROR namenode.NameNode: Failed to start namenode.

java.io.IOException: Cannot create directory /opt/hadoopdata/hdfs/name/current

    at org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.clearDirectory(Storage.java:361)

    at org.apache.hadoop.hdfs.server.namenode.NNStorage.format(NNStorage.java:571)

    at org.apache.hadoop.hdfs.server.namenode.NNStorage.format(NNStorage.java:592)

    at org.apache.hadoop.hdfs.server.namenode.FSImage.format(FSImage.java:172)

    at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1172)

    at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1614)

    at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1741)

19/05/31 16:04:24 INFO util.ExitUtil: Exiting with status 1: java.io.IOException: Cannot create directory /opt/hadoopdata/hdfs/name/current

19/05/31 16:04:24 INFO namenode.NameNode: SHUTDOWN_MSG:

/************************************************************

SHUTDOWN_MSG: Shutting down NameNode at hadoop1/1

[hadoop@hadoop1 opt]$ sudo chown -R hadoop:hadoop /opt/hadoopdata/

[hadoop@hadoop1 opt]$ hdfs namenode -format

19/05/31 16:10:20 INFO namenode.FSImage: Allocated new BlockPoolId: BP-339605524-192.168.19.69-1559290220937

19/05/31 16:10:20 INFO common.Storage: Storage directory /opt/hadoopdata/hdfs/name has been successfully formatted.

--启动并测试 HDFS

[hadoop@hadoop1 bin]$ start-dfs.sh

19/05/31 16:12:08 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable

Starting namenodes on [hadoop1]

hadoop1: starting namenode, logging to /opt/hadoop-2.9.1/logs/hadoop-hadoop-namenode-hadoop1.out

hadoop2: starting datanode, logging to /opt/hadoop-2.9.1/logs/hadoop-hadoop-datanode-hadoop2.out

hadoop3: starting datanode, logging to /opt/hadoop-2.9.1/logs/hadoop-hadoop-datanode-hadoop3.out

hadoop1: starting datanode, logging to /opt/hadoop-2.9.1/logs/hadoop-hadoop-datanode-hadoop1.out

Starting secondary namenodes [hadoop2]

hadoop2: starting secondarynamenode, logging to /opt/hadoop-2.9.1/logs/hadoop-hadoop-secondarynamenode-hadoop2.out

19/05/31 16:12:26 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable

--http://1:50070/ 是否正常

检查进程是否启动

[hadoop@hadoop1 opt]$ jps

3347 DataNode

3242 NameNode

3647 Jps

[hadoop@hadoop2 hadoop]$ jps

2880 DataNode

3057 Jps

2990 SecondaryNameNode

[hadoop@hadoop3 ~]$ jps

2929 DataNode

3022 Jps

上传文件并查看 hdfs

[hadoop@hadoop1 opt]$ hdfs dfs -mkdir -p /user/hadoop

19/05/31 16:20:01 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable

[hadoop@hadoop1 opt]$ hdfs dfs -put /etc/hosts .

19/05/31 16:20:26 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable

[hadoop@hadoop1 opt]$ hdfs dfs -ls .

19/05/31 16:20:35 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable

Found 1 items

-rw-r--r--   2 hadoop supergroup        224 2019-05-31 16:20 hosts

启动 YARN 并查看 Web UI

[hadoop@hadoop1 opt]$ start-yarn.sh

starting yarn daemons

starting resourcemanager, logging to /opt/hadoop-2.9.1/logs/yarn-hadoop-resourcemanager-hadoop1.out

hadoop3: starting nodemanager, logging to /opt/hadoop-2.9.1/logs/yarn-hadoop-nodemanager-hadoop3.out

hadoop2: starting nodemanager, logging to /opt/hadoop-2.9.1/logs/yarn-hadoop-nodemanager-hadoop2.out

hadoop1: starting nodemanager, logging to /opt/hadoop-2.9.1/logs/yarn-hadoop-nodemanager-hadoop1.out

启动 history-server 并查看 Web UI

[hadoop@hadoop1 opt]$ mr-jobhistory-daemon.sh start historyserver

starting historyserver, logging to /opt/hadoop-2.9.1/logs/mapred-hadoop-historyserver-hadoop1.out

运行 MR 作业

[hadoop@hadoop1 opt]$ hadoop jar /opt/hadoop/share/hadoop/mapreduce/hadoop-mapreduce-examples-2.9.1.jar wordcount hosts result
[hadoop@hadoop1 opt]$ hdfs dfs -ls result

19/05/31 16:29:07 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable

Found 2 items

-rw-r--r--   2 hadoop supergroup          0 2019-05-31 16:28 result/_SUCCESS

-rw-r--r--   2 hadoop supergroup        210 2019-05-31 16:28 result/part-r-00000

[hadoop@hadoop1 opt]$ hdfs dfs -cat result/part-r-00000

19/05/31 16:29:35 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable

127.0.0.1    1

1    1

2    1

3    1

::1    1

hadoop1    1

hadoop2    1

hadoop3    1

localhost    2

localhost.localdomain    2

localhost4    1

localhost4.localdomain4    1

localhost6    1

localhost6.localdomain6    1

通过 hdfs 的 Web UI 查看：

通过 ResourceManager 的 Web UI 查看

通过 JobHistoryServer 的 Web UI 查看

简单测试完成。

5 centos 6.10 三节点安装apache hadoop 2.9.1的更多相关文章

  1. 4 cdh 5.12 centos 6.10三节点安装

    4 cdh 5.12  centos 6.10 三节点安装 [root@hadoop1 opt]# cat /etc/redhat-release CentOS release 6.10 (Final ...

  2. CentOS 6.x 系统中安装原生 Hadoop 2

    2020年整理博客发现原文地址已经失效,推荐学习地址厦门大学数据库实验室 本教程适合于在 CentOS 6.x 系统中安装原生 Hadoop 2,适用于Hadoop 2.7.1, Hadoop 2.6 ...

  3. hadoop学习笔记（二）：centos7三节点安装hadoop2.7.0

    环境win7+vamvare10+centos7 一.新建三台centos7 64位的虚拟机 master node1 node2 二.关闭三台虚拟机的防火墙,在每台虚拟机里面执行: systemct ...

  4. centos 6.10 oracle 19c安装

    centos 7以下版本安装oracle 19c 问题较多,centos 以上版本没有任何问题.记录如下. hosts文件,否则图形界面无法启动 127.0.0.1 localhost localho ...

  5. CentOS 5.6服务器配置YUM安装Apache+php+Mysql+phpmyadmin

    1. 更新系统内核到最新. [root@linuxfei ~]#yum -y update 系统更新后,如果yum安装时提示错误信息,请执行以下命令修复. [root@linuxfei ~]#rpm ...

  6. Centos部署PHP项目（安装Apache，PHP）

    1.apache安装 [root@tele-2 ~]# yum install httpd 2.外网访问虚拟机中的地址,我们就需要修改一下apache的配置文件 vim  /etc/httpd/con ...

  7. centos 6.10源码安装mysql5.5.62实验

    查看系统版本 [root@ABC ~]# cat /etc/redhat-release CentOS release 6.10 (Final) 下载mysql5.5.62源码包,解压后安装 tar ...

  8. CentOS 7.3 源码安装apache 2.4.16配置基于域名的虚拟主机

    主配置文件末尾添加一条配置: [root@vm2 ~]# vim /usr/local/apache/conf/httpd.conf Include conf/vhosts.conf 在conf目录下 ...

  9. centos下yum方法安装apache+php+mysql

    yum(全称为:Yellow dog Updater,Modified) 是一个在Fedora和RedHat以及SUSE中的Shell前端管理软件.基于RPM包管理,能够从远处镜像服务器下载RPM包并 ...

随机推荐

  1. vue脚手架通过UI界面创建项目

    vue脚手架提供了图形界面操作项目,比之前通过命令操作的形式还要简单,以下是使用的步骤: 1.全局安装@vue/cli脚手架工具 npm i @vue/cli -g {使用淘宝镜像:npm insta ...

  2. 如何设置一个App的缓存机制

    在手机应用程序开发中,为了减少与服务端的交互次数,加快用户的响应速度,一般都会在iOS设备中加一个缓存的机制,前面一篇文章介绍了iOS设备的内存缓存,这篇文章将设计一个本地缓存的机制. 功能需求 这个 ...

  3. MySQL存储过程、触发器、自定义函数、事务

    1.存储过程 MySQL中存储过程的参数中有IN.OUT.INOUT类型,但是函数的参数只能是IN类型的. “in” 参数:跟 C 语言的函数参数的值传递类似, MySQL 存储过程内部可能会修改此参 ...

  4. Linux 开机自动启动脚本

    1)编写要执行脚本的sh文件mysetup.sh #!/bin/sh ### BEGIN INIT INFO # Provides: land.sh # Required-start: $local_ ...

  5. P4513 最大连续字段和 （线段树+区间合并）

    题目链接:https://www.luogu.org/problem/P4513 题目大意:单点修改和求区间最大连续字段和 解题思路:很容易想到是用线段树来做,但是如何进行维护呢? 每个维护区间 [L ...

  6. hdlg WM_INITDIALOG

    https://www.cnblogs.com/gakusei/articles/1585212.html // “关于”框的消息处理程序. LRESULT CALLBACK About(HWND h ...

  7. Linux 安装 Composer

    Linux 安装 Composer  入门 练习环境: 虚拟机:Oracle VM VirtualBox. 系统:CentOS 7. 安装方式一: 参考网址:https://learnku.com/c ...

  8. Centos 学习之路：基础（1）

    冯·诺伊曼计算机模型: 采用二进制数表示程序和数据: 能存储程序和数据,并能自动控制程序的执行: 具备运算器.控制器.存储器.输入设备和输出设备5个基本部分. CPU:是控制器及运算器 CPU的架构类 ...

  9. Deepin（Ubuntu）安装rpm软件包

    1.首先安装alien和fakeroot这两个软件,alien可以将rpm转换为deb包. 在终端中输入命令 sudo apt-get install alien fakeroot 2.使用alien ...

  10. vue项目中 指令 v-html 中使用过滤器filters功能

    转载于简书 链接:http://www.jianshu.com/p/29b7eaabd1ba 问题 2.0 filters only work in mustache tags and v-bind. ...