# JAVAexport JAVA_HOME=/usr/lib/jdk1.7.0_60export JRE_HOME=/usr/lib/jdk1.7.0_60/jre export CLASSPATH=.:$CLASSPATH:$JAVA_HOME/lib:$JRE_HOME/lib export PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin

core-site.xml

    
             
     
                      
      
       fs.default.name
                      
      
       hdfs://cdh0:8020
              
             
     
                      
      
       hadoop.tmp.dir
                      
      
       /data/dfs/${user.name}
              
     
    

hdfs-site.xml

    
             
     
                      
      
       dfs.name.dir
                      
      
       /data/dfs/name
              
             
     
                      
      
       dfs.data.dir
                      
      
       /data/dfs/dn
              
             
     
                      
      
       dfs.replication
                      
      
       1
              
     
    

mapred-site.xml

    
             
     
                      
      
       mapred.job.tracker
                      
      
       cdh0:8021
              
             
     
                      
      
       mapred.local.dir
                      
      
       /data/mapred/local
              
     
    

masters

cdh0

slaves

cdh1

同步小脚本

#!/bin/bashcd /etc/hadoop-0.20/conf.clusterscp masters slaves hdfs-site.xml core-site.xml mapred-site.xml root@cdh1:/etc/hadoop-0.20/conf.cluster/