It should be -i (--input), thanks for pointing this out will update the online documentation.
On Thursday, December 12, 2013 3:14 PM, Sameer Tilak <ssti...@live.com> wrote: Hi, I am running K-means clustering following the script on Wiki: https://cwiki.apache.org/confluence/download/attachments/75159/quickstart-kmeans.sh?version=2&modificationDate=1286718326000 Looks like with the newer version of Mahout the commandline options have changed. For example I get the following message when I use -s with clusterdump. If that is correct, may be the online documentation needs to be updated. /mahout clusterdump -s /scratch/kmeans/clusters-*-final -d /scratch/VectorizedOutputSparce/dictionary.file-0 -dt sequencefile -b 100 -n 20 MAHOUT_LOCAL is not set; adding HADOOP_CONF_DIR to classpath. Warning: $HADOOP_HOME is deprecated. Running on hadoop, using /users/p529444/software/hadoop-1.0.3/bin/hadoop and HADOOP_CONF_DIR=/apps/hadoop/hadoop-conf MAHOUT-JOB: /apps/mahout/trunk/examples/target/mahout-examples-0.9-SNAPSHOT-job.jar Warning: $HADOOP_HOME is deprecated. 13/12/12 12:05:02 ERROR common.AbstractJob: Unexpected -s while processing Job-Specific Options: Unexpected -s while processing Job-Specific Options: