try this http://www.michael-noll.com/wiki/Running_Hadoop_On_Ubuntu_Linux_%28Multi-Node_Cluster%29
On Sat, Dec 5, 2009 at 7:33 PM, Yuzhe Tang <tristar...@gmail.com> wrote: > Hi All, > I am trying to set up a hadoop cluster. I have started hdfs on one machine, > while mapreduce on the other machine. when I try to use "bin/hadoop fs -ls", > the following error is thrown. > 09/12/06 03:08:20 INFO ipc.Client: Retrying connect to server: tang1/ > 143.215.206.12:9000. Already tried 0 time(s). > 09/12/06 03:08:21 INFO ipc.Client: Retrying connect to server: tang1/ > 143.215.206.12:9000. Already tried 1 time(s). > ... > > More specific, the following is what I have done to start up the > environment. On one machine, I use > bin/hadoop namenode -format > bin/start-dfs.sh > > On the other machine, I use > bin/start-mapred.sh > > I can ssh from one machine to the other, (though w/ passwd, but I dont know > how to make ssh connect password-free..). > Please let me know what the error is about, and if you have similar > experience, your help is appreciated, thanks for your attention. > > Richard Tang >
