How-to Install Hadoop on Mac OS X 10.10 Yosemite Step-by-Step Guide

November 2nd, 2014 by Mark Goo

Hadoop 2.X Quick-Start on Mac OS X 10.10 Yosemite



The Tutorial Shows You Step-by-Step How-to Install and Getting-Started with Apache Hadoop/Map-Reduce vanilla in Pseudo-Distributed mode on Mac OS X 10.10 Yosemite 32/64bit Desktop.

Hadoop is a distributed master-slave that consists of the Hadoop Distributed File System (HDFS) for storage and Map-Reduce for computational capabilities.

The Guide Describe a System-Wide Installation with Root Privileges but You Can Easily Convert the Procedure to a Local One.

Apache Hadoop Require the Java JDK 6+ Installed so If Needed Just Update Your Mac 10.10 Yosemite.

The Content and Details of How-to Install Hadoop on Mac OS X 10.10 Yosemite are Expressly Reduced to Give Focus Only to the Essentials Instructions and Commands.

Hadoop Getting-Started on Mac OS X 10.10 Yosemite - Featured

  1. Download Latest Apache Hadoop Stable Release:

    Apache Hadoop Stable tar.gz

  2. Double-Click on Archive to Extract
  3. Open Terminal Window
    (Press “Enter” to Execute Commands)

    Install Hadoop for Mac OS X 10.10 Yosemite - Open Terminal
  4. Relocate Apache Hadoop Directory
    sudo mv $HOME/Downloads/hadoop* /usr/local
    sudo ln -s /usr/local/hadoop-[2.x] /usr/local/hadoop
    sudo mkdir /usr/local/hadoop/tmp
    sudo chown -R root:admin /usr/local/hadoop*
  5. Check if Java JDK 6/7 is Installed
    java --version

    How-to Install Required Oracle JDK 7 on MacOS X:

    Install Oracle JDK 7 for Mac
  6. Set JAVA_HOME in Hadoop Env File

    sudo su

    If Got “User is Not in Sudoers file” then Look: Solution

    mkdir /usr/local/hadoop/conf
    nano /usr/local/hadoop/conf/hadoop-env.sh

    Append:

    export JAVA_HOME=$(/usr/libexec/java_home)
    

    Ctrl+x to Save & Exit :)

  7. Configuration for Pseudo-Distributed mode
    nano /usr/local/hadoop/conf/core-site.xml

    The Content Should Look Like:

     <?xml version="1.0"?>
     <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
     <configuration>
     <property>
     <name>hadoop.tmp.dir</name>
     <value>/usr/local/hadoop/tmp</value>
     </property>
     <property>
     <name>fs.default.name</name>
     <value>hdfs://localhost:8020</value>
     </property>
     </configuration>
    

    Next:

    nano /usr/local/hadoop/conf/hdfs-site.xml

    The Content Should Look Like:

     <?xml version="1.0"?>
     <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
     <configuration>
     <property>
     <name>dfs.replication</name>
     <value>1</value>
     </property>
     <property>
     <!-- specify this so that running 'hadoop namenode -format'
     formats the right dir -->
     <name>dfs.name.dir</name>
     <value>/usr/local/hadoop/cache/hadoop/dfs/name</value>
     </property>
     </configuration>
    

    Latest:

    nano /usr/local/hadoop/conf/mapred-site.xml

    The Content Should Look Like:

     <?xml version="1.0"?>
     <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
     <configuration>
     <property>
     <name>mapred.job.tracker</name>
     <value>localhost:8021</value>
     </property>
     </configuration>
    
  8. SetUp Local Path & Environment

    exit
    cd $HOME
    nano .profile

    Inserts:

    HADOOP_HOME=/usr/local/hadoop
    export PATH=$PATH:$HADOOP_HOME/bin:$HADOOP_HOME/sbin
    

    The JAVA_HOME is Set Following Oracle Java JDK6+ Installation Version…

    Then Load New Setup:

    source $HOME/.profile
  9. SetUp Needed Local SSH Connection

    Enable SSH Connection:

    System Preferences >> Sharing

    Mac Yosemite 10.10 Hadoop Quick-Start - Enabling Remote Login

    Testing Connection:

    ssh 127.0.0.1
  10. Formatting HDFS
    hadoop namenode -format

    Install Hadoop for Mac OS X 10.10 Yosemite - Terminal Apache Hadoop HDFS Formatting Succcess

  11. Starting Up Hadoop Database
    start-all.sh
  12. Apache Hadoop Database Quick-Start Guide:

    Hadoop MapReduce Quick-Start
  13. Eclipse Hadoop 2.X Integration with Free Plugin:

    Hadoop 2.X Eclipse Plugin SetUp
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