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Posted to dev@mahout.apache.org by ww107826 <16...@qq.com> on 2011/09/29 16:09:31 UTC
Re: [jira] Created: (MAHOUT-504) Kmeans clustering error
hello
I have a same question.
11/09/29 10:29:51 INFO mapred.JobClient: map 6% reduce 0%
11/09/29 10:29:54 INFO mapred.JobClient: map 44% reduce 0%
11/09/29 10:29:59 INFO mapred.JobClient: Task Id :
attempt_201109291022_0001_m_000001_0, Status : FAILED
java.lang.NumberFormatException: multiple points
at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:1082)
at java.lang.Double.valueOf(Double.java:475)
at
org.apache.mahout.clustering.conversion.InputMapper.map(InputMapper.java:48)
at
org.apache.mahout.clustering.conversion.InputMapper.map(InputMapper.java:34)
at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144)
at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:621)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305)
at org.apache.hadoop.mapred.Child.main(Child.java:170)
11/09/29 15:16:45 INFO mapred.JobClient: Task Id :
attempt_201109291420_0020_m_000000_0, Status : FAILED
java.lang.IllegalStateException: No clusters found. Check your -c path.
at
org.apache.mahout.clustering.kmeans.KMeansMapper.setup(KMeansMapper.java:61)
at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:142)
at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:621)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305)
at org.apache.hadoop.mapred.Child.main(Child.java:170)
2011-09-29 15:24:40,505 INFO org.apache.hadoop.metrics.jvm.JvmMetrics:
Initializing JVM Metrics with processName=MAP, sessionId=
2011-09-29 15:24:40,848 WARN org.apache.hadoop.mapred.TaskTracker: Error
running child
java.lang.IllegalStateException: No clusters found. Check your -c path.
at
org.apache.mahout.clustering.kmeans.KMeansClusterMapper.setup(KMeansClusterMapper.java:57)
at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:142)
at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:621)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305)
at org.apache.hadoop.mapred.Child.main(Child.java:170)
2011-09-29 15:24:40,875 INFO org.apache.hadoop.mapred.TaskRunner: Runnning
cleanup for the task
I do not how to solve this .canyou tell me? thank you.
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Re: [jira] Created: (MAHOUT-504) Kmeans clustering error
Posted by Jeff Eastman <je...@Narus.com>.
The input mapper doesn't like the format of your data
Sent from my iPhone
On Sep 29, 2011, at 7:14 AM, "ww107826" <16...@qq.com> wrote:
> hello
> I have a same question.
> 11/09/29 10:29:51 INFO mapred.JobClient: map 6% reduce 0%
> 11/09/29 10:29:54 INFO mapred.JobClient: map 44% reduce 0%
> 11/09/29 10:29:59 INFO mapred.JobClient: Task Id :
> attempt_201109291022_0001_m_000001_0, Status : FAILED
> java.lang.NumberFormatException: multiple points
> at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:1082)
> at java.lang.Double.valueOf(Double.java:475)
> at
> org.apache.mahout.clustering.conversion.InputMapper.map(InputMapper.java:48)
> at
> org.apache.mahout.clustering.conversion.InputMapper.map(InputMapper.java:34)
> at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144)
> at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:621)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305)
> at org.apache.hadoop.mapred.Child.main(Child.java:170)
> 11/09/29 15:16:45 INFO mapred.JobClient: Task Id :
> attempt_201109291420_0020_m_000000_0, Status : FAILED
> java.lang.IllegalStateException: