We shouldn't need this, but can you try setting $HADOOP_CONF_DIR to $HADOOP_HOME/conf and re-run? We should be automatically doing this if HADOOP_CONF_DIR is not set.
-jake On Fri, Apr 9, 2010 at 12:01 PM, adam35413 <adam.ham...@gmail.com> wrote: > > I took a look at the code, and the only thing that seemed to be required > was > the Sequence file. I pulled the part-00000 file from output/clusterPoints/ > folder off of my Hadoop cluster, and tried the following command: > > bin/mahout clusterdump --seqFileDir part-00000 --output testFile.txt > > This resulted in the following error: > > no HADOOP_CONF_DIR or HADOOP_HOME set, running locally > Apr 9, 2010 3:00:25 PM org.slf4j.impl.JCLLoggerAdapter error > SEVERE: MahoutDriver failed with args: [--seqFileDir, part-00000, --output, > testFile.txt, null] > null > Exception in thread "main" java.lang.NullPointerException > at > > org.apache.mahout.utils.clustering.ClusterDumper.printClusters(ClusterDumper.java:121) > at > > org.apache.mahout.utils.clustering.ClusterDumper.main(ClusterDumper.java:302) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > > org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68) > at > org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139) > at org.apache.mahout.driver.MahoutDriver.main(MahoutDriver.java:172) > > Strange, since $HADOOP_HOME is actually set. Thoughts? > > > > Jeff Eastman wrote: > > > > The dictionary file contains a list (not sure how its delimited) of > > element names for the input Vectors and is optional. See the new code in > > trunk/utils in TestClusterDumper for some examples. I need to write test > > sfor meanshift and also fuzzy kmeans to make sure they work but I > > imagine they do. I also need to write tests that include the points, but > > that appears to be done in memory so it likely won't scale to your > > 5-node data set. > > > > Jeff > > > > adam35413 wrote: > >> I have been able to successfully run the kmean and meanshift examples on > >> a > >> 5-node Hadoop cluster. However, when it comes to dealing with the > >> output, I > >> am a bit confused. I found the following page: > >> http://cwiki.apache.org/MAHOUT/viewing-results.html, but when I went to > >> track down the dictionary file I was unable to find it. Do I need to > >> generate the dictionary file separately or manually? > >> > >> Thanks! > >> > > > > > > > -- > View this message in context: > http://n3.nabble.com/Dealing-with-kmean-and-meanshift-output-tp708824p709022.html > Sent from the Mahout User List mailing list archive at Nabble.com. >
