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Posted to dev@mahout.apache.org by "Sean Owen (JIRA)" <ji...@apache.org> on 2011/08/17 11:34:27 UTC
[jira] [Updated] (MAHOUT-769) Implementation of ALS -WR.... error
caused by log file not found
[ https://issues.apache.org/jira/browse/MAHOUT-769?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sean Owen updated MAHOUT-769:
-----------------------------
Component/s: (was: Examples)
Affects Version/s: (was: 0.5)
(was: 0.4)
Fix Version/s: (was: 0.5)
Assignee: Sebastian Schelter
>From this info, I don't think we have enough to understand the problem. In fact it looks like the problem is what it says: the file isn't there -- on HDFS. That's where you're looking? reopen with more info if you believe it's a problem in Mahout.
> Implementation of ALS -WR.... error caused by log file not found
> -----------------------------------------------------------------
>
> Key: MAHOUT-769
> URL: https://issues.apache.org/jira/browse/MAHOUT-769
> Project: Mahout
> Issue Type: Bug
> Environment: Linux
> Reporter: pragati meena
> Assignee: Sebastian Schelter
> Labels: hadoop, test
> Original Estimate: 336h
> Remaining Estimate: 336h
>
> Implementation of ALS -WR..... logs file not found ...but the file is there in the same directory
> Exception in thread "main" java.lang.IllegalStateException: java.io.FileNotFoundException: File does not exist: /user/hadoop/temp/errors/_logs
> at org.apache.mahout.common.iterator.sequencefile.SequenceFileDirIterator$1.apply(SequenceFileDirIterator.java:73)
> at org.apache.mahout.common.iterator.sequencefile.SequenceFileDirIterator$1.apply(SequenceFileDirIterator.java:67)
> at com.google.common.collect.Iterators$8.next(Iterators.java:730)
> at com.google.common.collect.Iterators$5.hasNext(Iterators.java:508)
> at com.google.common.collect.ForwardingIterator.hasNext(ForwardingIterator.java:40)
> at org.apache.mahout.utils.eval.ParallelFactorizationEvaluator.computeRmse(ParallelFactorizationEvaluator.java:111)
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