-rm -r -f ... doesn't seem to work; use -rmr instead.
Signed-off-by: Sage Weil <sage@redhat.com>
cd $TESTDIR/hadoop_input
tar -xf $TESTDIR/hadoop_input/files.tar
$HADOOP_HOME/bin/hadoop fs -mkdir /wordcount_input
-$HADOOP_HOME/bin/hadoop fs -rm -r -f /wordcount_output
+$HADOOP_HOME/bin/hadoop fs -rmr /wordcount_output
$HADOOP_HOME/bin/hadoop fs -put $TESTDIR/hadoop_input/*txt /wordcount_input/
$HADOOP_HOME/bin/hadoop jar $HADOOP_MR_HOME/hadoop-*examples.jar wordcount /wordcount_input /wordcount_output
rm -rf $TESTDIR/hadoop_input