Hadoop单节点快速部署

Hadoop单节点快速部署



  sudo apt-get update
  sudo apt-get install openjdk-7-jdk
  java -version
  cd /usr/lib/jvm
  ln -s java-7-openjdk-amd64 jdk
  sudo addgroup hadoop_group
  sudo adduser --ingroup hadoop_group hduser1
  sudo adduser hduser1 sudo


    su - hduser1
    ssh-keygen -t rsa -P ""
    cat $HOME/.ssh/id_rsa.pub >> $HOME/.ssh/authorized_keys
    ssh localhost
    su - hduser1

# Set Hadoop-related environment variables
export HADOOP_HOME=/usr/local/hadoop
# Add Hadoop bin/ directory to PATH
export PATH= $PATH:$HADOOP_HOME/bin

wget http://ftp.yz.yamagata-u.ac.jp/pub/network/apache/hadoop/common/current/hadoop-2.7.0.tar.gz
tar -zxvf hadoop-2.7.0.tar.gz 
sudo mv hadoop-2.7.0 /usr/local/hadoop 

vi ~/.bashrc
增加

   #Hadoop variables
    export JAVA_HOME=/usr/lib/jvm/jdk/
    export HADOOP_INSTALL=/usr/local/hadoop
    export PATH=$PATH:$HADOOP_INSTALL/bin
    export PATH=$PATH:$HADOOP_INSTALL/sbin
    export HADOOP_MAPRED_HOME=$HADOOP_INSTALL
    export HADOOP_COMMON_HOME=$HADOOP_INSTALL
    export HADOOP_HDFS_HOME=$HADOOP_INSTALL
    export YARN_HOME=$HADOOP_INSTALL
    ###end of paste



 vi /usr/local/hadoop/etc/hadoop/hadoop-env.sh

 将JAVA_HOME 这一行修改为

   export JAVA_HOME=/usr/lib/jvm/jdk


vi  /usr/local/hadoop/etc/hadoop/core-site.xml
在
之间加入


修改为

      
           fs.default.name
           hdfs://localhost:9000
      




vi /usr/local/hadoop/etc/hadoop/yarn-site.xml

修改为

    
       yarn.nodemanager.aux-services
       mapreduce_shuffle
    
    
       yarn.nodemanager.aux-services.mapreduce.shuffle.class
       org.apache.hadoop.mapred.ShuffleHandler
    





cp /usr/local/hadoop/etc/hadoop/mapred-site.xml.template /usr/local/hadoop/etc/hadoop/mapred-site.xml


vi /usr/local/hadoop/etc/hadoop/mapred-site.xml 

修改为


    
       mapreduce.framework.name
       yarn
    



sudo mkdir -p /usr/local/hadoop_store/hdfs/namenode
sudo mkdir -p /usr/local/hadoop_store/hdfs/datanode
sudo chown hduser1 /usr/local/hadoop_store/hdfs/namenode
sudo chown hduser1 /usr/local/hadoop_store/hdfs/datanode


vi /usr/local/hadoop/etc/hadoop/hdfs-site.xml


修改为

    
       dfs.replication
       1
     
     
       dfs.namenode.name.dir
       file:/usr/local/hadoop_store/hdfs/namenode
     
     
       dfs.datanode.data.dir
       file:/usr/local/hadoop_store/hdfs/datanode
     




    sudo chown hduser1:hadoop_group -R /usr/local/hadoop_store
    sudo chmod 777 -R /usr/local/hadoop_store

 cd /usr/local/hadoop/
 hdfs namenode -format   


cd /usr/local/hadoop/
start-all.sh


jps
10477 SecondaryNameNode
10757 NodeManager
10974 Jps
10113 NameNode
10623 ResourceManager
10251 DataNode








 sudo apt-get update
 sudo apt-get install openjdk-7-jdk
 java -version
 cd /usr/lib/jvm
 ln -s java-7-openjdk-amd64 jdk
 sudo addgroup hadoop_group
 sudo adduser --ingroup hadoop_group hduser1
 sudo adduser hduser1 sudo


 su - hduser1
 ssh-keygen -t rsa -P ""
 cat $HOME/.ssh/id_rsa.pub >> $HOME/.ssh/authorized_keys
 ssh localhost
 su - hduser1

# Set Hadoop-related environment variables
export HADOOP_HOME=/usr/local/hadoop
# Add Hadoop bin/ directory to PATH
export PATH= $PATH:$HADOOP_HOME/bin

wget http://ftp.yz.yamagata-u.ac.jp/pub/network/apache/hadoop/common/current/hadoop-2.7.0.tar.gz
tar -zxvf hadoop-2.7.0.tar.gz 
sudo mv hadoop-2.7.0 /usr/local/hadoop 

vi ~/.bashrc
增加

 #Hadoop variables
 export JAVA_HOME=/usr/lib/jvm/jdk/
 export HADOOP_INSTALL=/usr/local/hadoop
 export PATH=$PATH:$HADOOP_INSTALL/bin
 export PATH=$PATH:$HADOOP_INSTALL/sbin
 export HADOOP_MAPRED_HOME=$HADOOP_INSTALL
 export HADOOP_COMMON_HOME=$HADOOP_INSTALL
 export HADOOP_HDFS_HOME=$HADOOP_INSTALL
 export YARN_HOME=$HADOOP_INSTALL
 ###end of paste



 vi /usr/local/hadoop/etc/hadoop/hadoop-env.sh

 将JAVA_HOME 这一行修改为

 export JAVA_HOME=/usr/lib/jvm/jdk


vi /usr/local/hadoop/etc/hadoop/core-site.xml
在<configuration>
</configuration>之间加入


修改为
<configuration>
 <property>
 <name>fs.default.name</name>
 <value>hdfs://localhost:9000</value>
 </property>
</configuration>



vi /usr/local/hadoop/etc/hadoop/yarn-site.xml

修改为
<configuration>
 <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>
</configuration>




cp /usr/local/hadoop/etc/hadoop/mapred-site.xml.template /usr/local/hadoop/etc/hadoop/mapred-site.xml


vi /usr/local/hadoop/etc/hadoop/mapred-site.xml 

修改为

<configuration>
 <property>
 <name>mapreduce.framework.name</name>
 <value>yarn</value>
 </property>
</configuration>


sudo mkdir -p /usr/local/hadoop_store/hdfs/namenode
sudo mkdir -p /usr/local/hadoop_store/hdfs/datanode
sudo chown hduser1 /usr/local/hadoop_store/hdfs/namenode
sudo chown hduser1 /usr/local/hadoop_store/hdfs/datanode


vi /usr/local/hadoop/etc/hadoop/hdfs-site.xml


修改为
<configuration>
 <property>
 <name>dfs.replication</name>
 <value>1</value>
 </property>
 <property>
 <name>dfs.namenode.name.dir</name>
 <value>file:/usr/local/hadoop_store/hdfs/namenode</value>
 </property>
 <property>
 <name>dfs.datanode.data.dir</name>
 <value>file:/usr/local/hadoop_store/hdfs/datanode</value>
 </property>
</configuration>



 sudo chown hduser1:hadoop_group -R /usr/local/hadoop_store
 sudo chmod 777 -R /usr/local/hadoop_store

 cd /usr/local/hadoop/
 hdfs namenode -format 


cd /usr/local/hadoop/
start-all.sh


jps
10477 SecondaryNameNode
10757 NodeManager
10974 Jps
10113 NameNode
10623 ResourceManager
10251 DataNode



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