Hi Murthy, It seems to be NOT a mahout's issue to me, rather I suspect that you might have compiled your source with some latest/legacy jars and running in a legacy environment where you don't have latest API.
Best, Mahesh Balija, CalsoftLabs. On Mon, Feb 4, 2013 at 8:48 PM, Anbarasan Murthy <anbu992...@hotmail.com>wrote: > I am getting the following exception when i tried executing the Mahout > KMeans algorithm. > $ $MAHOUT_HOME/bin/mahout > org.apache.mahout.clustering.syntheticcontrol.kmeans.JobWarning: > $HADOOP_HOME is deprecated. > Running on hadoop, using /data/hadoop-1.0.1/bin/hadoop and > HADOOP_CONF_DIR=MAHOUT-JOB: > /home/hadoop/anbu/mahout/mahout-distribution-0.7/mahout-examples-0.7-job.jarWarning: > $HADOOP_HOME is deprecated. > 13/02/04 15:09:24 WARN driver.MahoutDriver: No > org.apache.mahout.clustering.syntheticcontrol.kmeans.Job.props found on > classpath, will use command-line arguments only13/02/04 15:09:24 INFO > kmeans.Job: Running with default arguments13/02/04 15:09:27 INFO > common.HadoopUtil: Deleting output13/02/04 15:09:27 INFO kmeans.Job: > Preparing Input13/02/04 15:09:27 WARN mapred.JobClient: Use > GenericOptionsParser for parsing the arguments. Applications should > implement Tool for the > same.****hdfs://localhost:54310/user/hadoop/testdata13/02/04 15:09:30 INFO > input.FileInputFormat: Total input paths to process : 113/02/04 15:09:31 > INFO mapred.JobClient: Running job: job_201302041411_000313/02/04 15:09:32 > INFO mapred.JobClient: map 0% reduce 0%13/02/04 15:10:10 INFO > mapred.JobClient: map 100% reduce 0%13/02/04 15:10:21 INFO > mapred.JobClient: Job complete: job_201302041411_000313/02/04 15:10:21 INFO > mapred.JobClient: Counters: 1913/02/04 15:10:21 INFO mapred.JobClient: > Job Counters13/02/04 15:10:21 INFO mapred.JobClient: > SLOTS_MILLIS_MAPS=3262113/02/04 15:10:21 INFO mapred.JobClient: Total > time spent by all reduces waiting after reserving slots (ms)=013/02/04 > 15:10:21 INFO mapred.JobClient: Total time spent by all maps waiting > after reserving slots (ms)=013/02/04 15:10:21 INFO mapred.JobClient: > Launched map tasks=113/02/04 15:10:21 INFO mapred.JobClient: Data-local > map tasks=113/02/04 15:10:21 INFO mapred.JobClient: > SLOTS_MILLIS_REDUCES=013/02/04 15:10:21 INFO mapred.JobClient: File > Output Format Counters13/02/04 15:10:21 INFO mapred.JobClient: Bytes > Written=33547013/02/04 15:10:21 INFO mapred.JobClient: > FileSystemCounters13/02/04 15:10:21 INFO mapred.JobClient: > HDFS_BYTES_READ=28850513/02/04 15:10:21 INFO mapred.JobClient: > FILE_BYTES_WRITTEN=2143413/02/04 15:10:21 INFO mapred.JobClient: > HDFS_BYTES_WRITTEN=33547013/02/04 15:10:21 INFO mapred.JobClient: File > Input Format Counters13/02/04 15:10:21 INFO mapred.JobClient: Bytes > Read=28837413/02/04 15:10:21 INFO mapred.JobClient: Map-Reduce > Framework13/02/04 15:10:21 INFO mapred.JobClient: Map input > records=60013/02/04 15:10:21 INFO mapred.JobClient: Physical memory > (bytes) snapshot=6834995213/02/04 15:10:21 INFO mapred.JobClient: > Spilled Records=013/02/04 15:10:21 INFO mapred.JobClient: CPU time > spent (ms)=338013/02/04 15:10:21 INFO mapred.JobClient: Total committed > heap usage (bytes)=2634547213/02/04 15:10:21 INFO mapred.JobClient: > Virtual memory (bytes) snapshot=192717619213/02/04 15:10:21 INFO > mapred.JobClient: Map output records=60013/02/04 15:10:21 INFO > mapred.JobClient: SPLIT_RAW_BYTES=13113/02/04 15:10:21 INFO kmeans.Job: > Running random seed to get initial clusters13/02/04 15:10:21 INFO > util.NativeCodeLoader: Loaded the native-hadoop library13/02/04 15:10:21 > INFO zlib.ZlibFactory: Successfully loaded & initialized native-zlib > library13/02/04 15:10:21 INFO compress.CodecPool: Got brand-new > compressor13/02/04 15:10:24 INFO kmeans.RandomSeedGenerator: Wrote 6 > Klusters to output/clusters-0/part-randomSeed13/02/04 15:10:24 INFO > kmeans.Job: Running KMeans13/02/04 15:10:24 INFO kmeans.KMeansDriver: > Input: output/data Clusters In: output/clusters-0/part-randomSeed Out: > output Distance: > org.apache.mahout.common.distance.EuclideanDistanceMeasure13/02/04 15:10:24 > INFO kmeans.KMeansDriver: convergence: 0.5 max Iterations: 10 num Reduce > Tasks: org.apache.mahout.math.VectorWritable Input Vectors: {}Exception in > thread "main" java.lang.NoSuchMethodError: > com.google.common.collect.Iterators.forArray([Ljava/lang/Object;)Lcom/google/common/collect/UnmodifiableIterator; > at > org.apache.mahout.common.iterator.sequencefile.SequenceFileDirValueIterator.init(SequenceFileDirValueIterator.java:114) > at > org.apache.mahout.common.iterator.sequencefile.SequenceFileDirValueIterator.<init>(SequenceFileDirValueIterator.java:73) > at > org.apache.mahout.common.iterator.sequencefile.SequenceFileDirValueIterable.iterator(SequenceFileDirValueIterable.java:76) > at > org.apache.mahout.clustering.kmeans.KMeansUtil.configureWithClusterInfo(KMeansUtil.java:51) > at > org.apache.mahout.clustering.kmeans.KMeansDriver.buildClusters(KMeansDriver.java:215) > at > org.apache.mahout.clustering.kmeans.KMeansDriver.run(KMeansDriver.java:149) > at > org.apache.mahout.clustering.syntheticcontrol.kmeans.Job.run(Job.java:134) > at > org.apache.mahout.clustering.syntheticcontrol.kmeans.Job.main(Job.java:59) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:601) 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:195) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:601) at > org.apache.hadoop.util.RunJar.main(RunJar.java:156) > > > Thanks,Anbu.