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  1. Mahout
  2. MAHOUT-1380

Streaming KMeans fails when executed in Sequential Mode

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Details

    • Bug
    • Status: Closed
    • Minor
    • Resolution: Fixed
    • 0.8
    • 0.9
    • Clustering
    • None

    Description

      Streaming KMeans fails when executed in Sequential mode because it presently doesn't ignore 'logsCRCFilter' (in sequential execution).

      INFO: Starting StreamingKMeans clustering for vectors in /tmp/mahout-work/reuters-out-seqdir-sparse-streamingkmeans/tfidf-vectors; results are output to /tmp/mahout-work/reuters-streamingkmeans
      Dec 15, 2013 4:11:27 AM org.slf4j.impl.JCLLoggerAdapter info
      INFO: Finished running Mappers
      Exception in thread "main" java.util.concurrent.ExecutionException: java.lang.IllegalStateException: file:/tmp/mahout-work/reuters-out-seqdir-sparse-streamingkmeans/tfidf-vectors/_SUCCESS
      	at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:222)
      	at java.util.concurrent.FutureTask.get(FutureTask.java:83)
      	at org.apache.mahout.clustering.streaming.mapreduce.StreamingKMeansDriver.runSequentially(StreamingKMeansDriver.java:436)
      	at org.apache.mahout.clustering.streaming.mapreduce.StreamingKMeansDriver.run(StreamingKMeansDriver.java:417)
      	at org.apache.mahout.clustering.streaming.mapreduce.StreamingKMeansDriver.run(StreamingKMeansDriver.java:239)
      	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
      	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
      	at org.apache.mahout.clustering.streaming.mapreduce.StreamingKMeansDriver.main(StreamingKMeansDriver.java:492)
      	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      	at java.lang.reflect.Method.invoke(Method.java:597)
      	at org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68)
      	at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139)
      	at org.apache.mahout.driver.MahoutDriver.main(MahoutDriver.java:195)
      Caused by: java.lang.IllegalStateException: file:/tmp/mahout-work/reuters-out-seqdir-sparse-streamingkmeans/tfidf-vectors/_SUCCESS
      	at org.apache.mahout.common.iterator.sequencefile.SequenceFileValueIterable.iterator(SequenceFileValueIterable.java:62)
      	at com.google.common.collect.Iterables$8.iterator(Iterables.java:713)
      	at org.apache.mahout.clustering.streaming.mapreduce.StreamingKMeansThread.call(StreamingKMeansThread.java:62)
      	at org.apache.mahout.clustering.streaming.mapreduce.StreamingKMeansThread.call(StreamingKMeansThread.java:37)
      	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
      	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
      	at java.lang.Thread.run(Thread.java:695)
      Caused by: java.io.EOFException
      	at java.io.DataInputStream.readFully(DataInputStream.java:180)
      	at java.io.DataInputStream.readFully(DataInputStream.java:152)
      	at org.apache.hadoop.io.SequenceFile$Reader.init(SequenceFile.java:1512)
      	at org.apache.hadoop.io.SequenceFile$Reader.<init>(SequenceFile.java:1490)
      	at org.apache.hadoop.io.SequenceFile$Reader.<init>(SequenceFile.java:1479)
      	at org.apache.hadoop.io.SequenceFile$Reader.<init>(SequenceFile.java:1474)
      	at org.apache.mahout.common.iterator.sequencefile.SequenceFileValueIterator.<init>(SequenceFileValueIterator.java:56)
      	at org.apache.mahout.common.iterator.sequencefile.SequenceFileValueIterable.iterator(SequenceFileValueIterable.java:60)
      	... 8 more
      
      

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            smarthi Suneel Marthi
            smarthi Suneel Marthi
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              Created:
              Updated:
              Resolved: