https://issues.apache.org/jira/browse/MAHOUT-999



On Apr 9, 2012, at 8:35 AM, Grant Ingersoll wrote:

> This appears to be a real, bona-fide bug.  I can repro it on my local machine.
> 
> Seems that  /tmp/mahout-work-jenkins/reuters-kmeans-clusters/part-randomSeed/ 
> is actually just a file, not a directory, so somewhere writing a policy to 
> that area doesn't make sense.  
> 
> 
> On Apr 8, 2012, at 3:19 PM, Apache Jenkins Server wrote:
> 
>> See <https://builds.apache.org/job/Mahout-Examples-Cluster-Reuters/96/>
>> 
>> 12/04/08 19:19:16 INFO common.HadoopUtil: Deleting 
>> /tmp/mahout-work-jenkins/reuters-kmeans-clusters
>> 12/04/08 19:19:16 WARN util.NativeCodeLoader: Unable to load native-hadoop 
>> library for your platform... using builtin-java classes where applicable
>> 12/04/08 19:19:16 INFO compress.CodecPool: Got brand-new compressor
>> 12/04/08 19:19:18 INFO kmeans.RandomSeedGenerator: Wrote 20 vectors to 
>> /tmp/mahout-work-jenkins/reuters-kmeans-clusters/part-randomSeed
>> 12/04/08 19:19:18 INFO kmeans.KMeansDriver: Input: 
>> /tmp/mahout-work-jenkins/reuters-out-seqdir-sparse-kmeans/tfidf-vectors 
>> Clusters In: 
>> /tmp/mahout-work-jenkins/reuters-kmeans-clusters/part-randomSeed Out: 
>> /tmp/mahout-work-jenkins/reuters-kmeans Distance: 
>> org.apache.mahout.common.distance.CosineDistanceMeasure
>> 12/04/08 19:19:18 INFO kmeans.KMeansDriver: convergence: 0.5 max Iterations: 
>> 10 num Reduce Tasks: org.apache.mahout.math.VectorWritable Input Vectors: {}
>> 12/04/08 19:19:18 INFO compress.CodecPool: Got brand-new decompressor
>> Exception in thread "main" java.io.IOException: Mkdirs failed to create 
>> /tmp/mahout-work-jenkins/reuters-kmeans-clusters/part-randomSeed/clusters-0
>>      at 
>> org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:366)
>>      at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:528)
>>      at 
>> org.apache.hadoop.io.SequenceFile$Writer.<init>(SequenceFile.java:843)
>>      at 
>> org.apache.hadoop.io.SequenceFile$Writer.<init>(SequenceFile.java:831)
>>      at 
>> org.apache.hadoop.io.SequenceFile$Writer.<init>(SequenceFile.java:823)
>>      at 
>> org.apache.mahout.clustering.classify.ClusterClassifier.writePolicy(ClusterClassifier.java:232)
>>      at 
>> org.apache.mahout.clustering.classify.ClusterClassifier.writeToSeqFiles(ClusterClassifier.java:185)
>>      at 
>> org.apache.mahout.clustering.kmeans.KMeansDriver.buildClusters(KMeansDriver.java:254)
>>      at 
>> org.apache.mahout.clustering.kmeans.KMeansDriver.run(KMeansDriver.java:154)
>>      at 
>> org.apache.mahout.clustering.kmeans.KMeansDriver.run(KMeansDriver.java:104)
>>      at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
>>      at 
>> org.apache.mahout.clustering.kmeans.KMeansDriver.main(KMeansDriver.java:48)
>>      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>      at 
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>>      at 
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>      at java.lang.reflect.Method.invoke(Method.java:597)
>>      at 
>> org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68)
>>      at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139)
>>      at org.apache.mahout.driver.MahoutDriver.main(MahoutDriver.java:188)
>> Build step 'Execute shell' marked build as failure
> 
> 

--------------------------------------------
Grant Ingersoll
http://www.lucidimagination.com



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