See <https://builds.apache.org/job/Mahout-Examples-Cluster-Reuters/222/changes>
Changes:
[srowen] Improve random sampling from an iterator by choosing a number of
elements to skip from a negative binomial distribution instead of actually
conducting a lot of trials. Much faster when sampling rate is near 0.
------------------------------------------
[...truncated 5049 lines...]
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/tmp/mahout-work-hudson/reuters-out-seqdir-sparse-kmeans/tf-vectors
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frequency.file-0 in
/tmp/hadoop-hudson/mapred/local/archive/770907475383763179_1334525619_1134299390/file/tmp/mahout-work-hudson/reuters-out-seqdir-sparse-kmeans-work--2472476765066037464
with rwxr-xr-x
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/tmp/mahout-work-hudson/reuters-out-seqdir-sparse-kmeans/frequency.file-0 as
/tmp/hadoop-hudson/mapred/local/archive/770907475383763179_1334525619_1134299390/file/tmp/mahout-work-hudson/reuters-out-seqdir-sparse-kmeans/frequency.file-0
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/tmp/hadoop-hudson/mapred/local/archive/770907475383763179_1334525619_1134299390/file/tmp/mahout-work-hudson/reuters-out-seqdir-sparse-kmeans/frequency.file-0
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/tmp/mahout-work-hudson/reuters-out-seqdir-sparse-kmeans/tfidf-vectors
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/tmp/mahout-work-hudson/reuters-out-seqdir-sparse-kmeans/tfidf-vectors
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12/11/27 20:43:30 INFO mapred.JobClient: Bytes Read=102
12/11/27 20:43:30 INFO mapred.JobClient: Map-Reduce Framework
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12/11/27 20:43:30 INFO mapred.JobClient: Total committed heap usage
(bytes)=1445462016
12/11/27 20:43:30 INFO mapred.JobClient: SPLIT_RAW_BYTES=157
12/11/27 20:43:30 INFO mapred.JobClient: Combine input records=0
12/11/27 20:43:30 INFO mapred.JobClient: Reduce input records=0
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12/11/27 20:43:30 INFO mapred.JobClient: Combine output records=0
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12/11/27 20:43:31 INFO common.HadoopUtil: Deleting
/tmp/mahout-work-hudson/reuters-out-seqdir-sparse-kmeans/partial-vectors-0
12/11/27 20:43:31 INFO driver.MahoutDriver: Program took 46352 ms (Minutes:
0.7725333333333333)
hadoop binary is not in PATH,HADOOP_HOME/bin,HADOOP_PREFIX/bin, running locally
12/11/27 20:43:32 INFO common.AbstractJob: Command line arguments:
{--clustering=null,
--clusters=[/tmp/mahout-work-hudson/reuters-kmeans-clusters],
--convergenceDelta=[0.5],
--distanceMeasure=[org.apache.mahout.common.distance.CosineDistanceMeasure],
--endPhase=[2147483647],
--input=[/tmp/mahout-work-hudson/reuters-out-seqdir-sparse-kmeans/tfidf-vectors/],
--maxIter=[10], --method=[mapreduce], --numClusters=[20],
--output=[/tmp/mahout-work-hudson/reuters-kmeans], --overwrite=null,
--startPhase=[0], --tempDir=[temp]}
12/11/27 20:43:32 INFO common.HadoopUtil: Deleting
/tmp/mahout-work-hudson/reuters-kmeans-clusters
12/11/27 20:43:32 WARN util.NativeCodeLoader: Unable to load native-hadoop
library for your platform... using builtin-java classes where applicable
12/11/27 20:43:33 INFO compress.CodecPool: Got brand-new compressor
12/11/27 20:43:33 INFO kmeans.RandomSeedGenerator: Wrote 20 Klusters to
/tmp/mahout-work-hudson/reuters-kmeans-clusters/part-randomSeed
12/11/27 20:43:33 INFO kmeans.KMeansDriver: Input:
/tmp/mahout-work-hudson/reuters-out-seqdir-sparse-kmeans/tfidf-vectors Clusters
In: /tmp/mahout-work-hudson/reuters-kmeans-clusters/part-randomSeed Out:
/tmp/mahout-work-hudson/reuters-kmeans Distance:
org.apache.mahout.common.distance.CosineDistanceMeasure
12/11/27 20:43:33 INFO kmeans.KMeansDriver: convergence: 0.5 max Iterations: 10
num Reduce Tasks: org.apache.mahout.math.VectorWritable Input Vectors: {}
12/11/27 20:43:33 INFO compress.CodecPool: Got brand-new decompressor
Exception in thread "main" java.lang.IllegalStateException: No input clusters
found in /tmp/mahout-work-hudson/reuters-kmeans-clusters/part-randomSeed. Check
your -c argument.
at
org.apache.mahout.clustering.kmeans.KMeansDriver.buildClusters(KMeansDriver.java:217)
at
org.apache.mahout.clustering.kmeans.KMeansDriver.run(KMeansDriver.java:148)
at
org.apache.mahout.clustering.kmeans.KMeansDriver.run(KMeansDriver.java:107)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at
org.apache.mahout.clustering.kmeans.KMeansDriver.main(KMeansDriver.java:48)
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)
Build step 'Execute shell' marked build as failure
