Exemplo do Hadoop WordCount preso no mapa 100% reduzir 0%

<code>[hadoop-1.0.2] → hadoop jar hadoop-examples-1.0.2.jar wordcount /user/abhinav/input     /user/abhinav/output
Warning: $HADOOP_HOME is deprecated.

****hdfs://localhost:54310/user/abhinav/input
12/04/15 15:52:31 INFO input.FileInputFormat: Total input paths to process : 1
12/04/15 15:52:31 WARN util.NativeCodeLoader: Unable to load native-hadoop library for     your platform... using builtin-java classes where applicable
12/04/15 15:52:31 WARN snappy.LoadSnappy: Snappy native library not loaded
12/04/15 15:52:31 INFO mapred.JobClient: Running job: job_201204151241_0010
12/04/15 15:52:32 INFO mapred.JobClient:  map 0% reduce 0%
12/04/15 15:52:46 INFO mapred.JobClient:  map 100% reduce 0%
</code>

Eu configurei hadoop em um único nó usando este guia (http://www.michael-noll.com/tutorials/running-hadoop-on-ubuntu-linux-single-node-cluster/#run-the-mapreduce trabalho) e eu estou tentando executar um exemplo fornecido, mas estou ficando preso no mapa 100% reduzir 0%. O que poderia estar causando isso?

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