Hi,
> I m facing a problem...I m not able to run the kmeans clustering algo
> on a singls node...till now I have just run the wordcount
> program...what are the steps in doing so???
please give more information on problem you are facing (error, log entries etc).
--
Thanks,
M. Varadharajan
Hi,
I need to chain a couple of mapreduce jobs in Hadoop streaming. i am
planning to use python to write the mapper and reducer scripts. is
there any other way to chain these jobs other than using a shell
script and a temporary directory in HDFS?
--
Thanks,
M. Varadharajan
-
HI,
> jps reports DataNode, NameNode, and SecondayNameNode as running:
>
> r...@ritter:/tmp/hadoop-rock> jps
> 31177 Jps
> 29909 DataNode
> 29751 NameNode
> 30052 SecondaryNameNode
In master node, the output of the "JPS" will contain a tasktracker,
jobtracker, namenode, secondary namenode, datano
Hi,
> org.apache.hadoop.ipc.RemoteException: java.io.IOException: File
> /user/rock/input/fair-scheduler.xml could only be replicated to 0 nodes,
> instead of 1
I think none of your datanodes are actually running. why not use jps
and make sure whether they are running. Also check the datanode log