hadoop

1. 下载源码:

  wget http://archive.apache.org/dist/hadoop/core/hadoop-1.0.4/hadoop-1.0.4.tar.gz

 

2. 免登陆ssh配置:

  ssh-keygen -t dsa -P '' -f ~/.ssh/id_dsa

  cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys

 

3.  安装软件

  sudo yum install ssh

  sudo yum install rsync

 

4. 解压缩

   tar zxvf hadoop-1.0.4.tar.gz 

 

5.  配置core-site.xml

 

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

  </conf iguration>
 
6.  配置hdfs-site.xml
  <configuration>
 
    <property>
 
      <name>dfs.replication</name>
 
      <value>1</value>
 
    </property>

    <property> 
      <name>dfs.name.dir</name>
 
      <value>/home/nuoline/hdfs-filesystem/name</value>

    </property>

    <property>
 
      <name>dfs.data.dir</name>
 
      <value>/home/nuoline/hdfs-filesystem/data</value>

    </property>
  
</conf iguration>
 
7.  配置mapred-site.xml
  <configuration>
     
    <property>
         
      <name>mapred.job.tracker</name>
         
      <value>localhost:9001</value>
     
    </property>
  
</configuration>
 
8.  配置hadoop-env.sh
        export JAVA_HOME=/usr/local/jdk
 
9.  进入bin目录,操作:
    hadoop namenode -format     // 格式化Hadoop分布式文件系统  
    start-all.sh                           // 启动Hadoop
           stop-all.sh                            // 关闭Hadoop
 
 
 
 
posted @ 2016-03-28 12:24  keethebest  阅读(158)  评论(0编辑  收藏  举报