如何安装伪分布式Hadoop

这篇文章主要介绍了如何安装伪分布式Hadoop,具有一定借鉴价值,感兴趣的朋友可以参考下,希望大家阅读完这篇文章之后大有收获,下面让小编带着大家一起了解一下。

致力于企业形象建设和产品!多年来,创新互联公司不忘初心,以建立行业服务标杆为目标,不断提升技术设计服务水平,帮助客户在互联网推广自己的产品、服务,为客户创造价值从而实现自身价值!中小型企业如何做成都品牌网站建设?初创业公司建站预算不足?


安装伪分布式Hadoop
http://blog.csdn.net/ggz631047367/article/details/42426391
sudo vi /usr/local/hadoop/etc/hadoop/hadoop-env.sh
在hadoop-env.sh中 修改HADOOP_OPTS:
export HADOOP_OPTS="-Djava.library.path=$HADOOP_PREFIX/lib:$HADOOP_PREFIX/lib/native"
export HADOOP_OPTS="-Djava.library.path=$HADOOP_PREFIX/lib:$HADOOP_PREFIX/lib/native"

sudo gedit ~/.bashrc  


#HADOOP VARIABLES START  
export JAVA_HOME=/usr/java/jdk1.7.0_75
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  
export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_INSTALL/lib/native  
export HADOOP_OPTS="-Djava.library.path=$HADOOP_INSTALL/lib"  
#HADOOP VARIABLES END  

bin/hadoop jar share/hadoop/mapreduce/sources/hadoop-mapreduce-examples-2.7.1-sources.jar  org.apache.hadoop.examples.WordCount input output


sudo vi /usr/local/hadoop/etc/hadoop/core-site.xml
sudo vi /usr/local/hadoop/etc/hadoop/mapred-site.xml
sudo vi /usr/local/hadoop/etc/hadoop/yarn-site.xml
sudo vi /usr/local/hadoop/etc/hadoop/hdfs-site.xml


 
 
        dfs.replication  
        1  
   
 
     
        dfs.namenode.name.dir  
        file:/usr/local/hadoop/dfs/name  
   
 
     
        dfs.datanode.data.dir  
        file:/usr/local/hadoop/dfs/data  
   
 
     
            dfs.permissions  
            false  
    
 
 

 
 
sudo vi /usr/local/hadoop/etc/hadoop/masters 添加:localhost

sudo vi /usr/local/hadoop/etc/hadoop/slaves  添加:localhost

感谢你能够认真阅读完这篇文章,希望小编分享的“如何安装伪分布式Hadoop”这篇文章对大家有帮助,同时也希望大家多多支持创新互联,关注创新互联行业资讯频道,更多相关知识等着你来学习!


网站名称:如何安装伪分布式Hadoop
网站URL:http://pwwzsj.com/article/jdhhco.html