HADOOP wordcount program

-1

我的hadoop開始，但我的hadoop命令都沒有工作。HADOOP wordcount program

starting: 

[email protected]:~$ cd hadoop-1.0.4/bin/ 
[email protected]:~/hadoop-1.0.4/bin$ ./start-all.sh 
Warning: $HADOOP_HOME is deprecated. 

starting namenode, logging to /home/hduser/hadoop-1.0.4/libexec/../logs/hadoop-hduser-namenode-reshmi-Inspiron-1545.out 
localhost: starting datanode, logging to /home/hduser/hadoop-1.0.4/libexec/../logs/hadoop-hduser-datanode-reshmi-Inspiron-1545.out 
localhost: secondarynamenode running as process 4788. Stop it first. 
jobtracker running as process 4882. Stop it first. 
localhost: starting tasktracker, logging to /home/hduser/hadoop-1.0.4/libexec/../logs/hadoop-hduser-tasktracker-reshmi-Inspiron-1545.out 
[email protected]:~/hadoop-1.0.4/bin$ 


checking : 

[email protected]:~/hadoop-1.0.4/bin$ jps 
4882 JobTracker 
7995 Jps 
4788 SecondaryNameNode 



example : 
[email protected]:~/hadoop-1.0.4/dft$ hadoop jar /home/hduser/hadoop-1.0.4/hadoop-examples-1.0.4.jar wordcount /home/hduser/hadoop-1.0.4/dft /home/hduser/hadoop-1.0.4/dft-output 
hadoop: command not found 
[email protected]:~/hadoop-1.0.4/dft$

來源

2013-07-17 EVA

Hadoop的命令沒有被發現，因爲它不是在你的PATH變量指定。試試這個：

export PATH=$PATH:~/hadoop-1.0.4/bin/

來源

2013-07-17 07:12:40

HADOOP wordcount program

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