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Date: Fri, 28 Mar 2008 05:18:24 -0700 (PDT)
From: "Hudson (JIRA)" <jira@apache.org>
To: core-dev@hadoop.apache.org
Subject: [jira] Commented: (HADOOP-3084) distcp fails for files with zero
 length
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    [ https://issues.apache.org/jira/browse/HADOOP-3084?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12582998#action_12582998 ] 

Hudson commented on HADOOP-3084:
--------------------------------

Integrated in Hadoop-trunk #444 (See [http://hudson.zones.apache.org/hudson/job/Hadoop-trunk/444/])

> distcp fails for files with zero length
> ---------------------------------------
>
>                 Key: HADOOP-3084
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3084
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: util
>    Affects Versions: 0.16.0, 0.16.1, 0.16.2
>            Reporter: Mukund Madhugiri
>            Assignee: Chris Douglas
>            Priority: Blocker
>             Fix For: 0.16.2
>
>         Attachments: 3084-0.patch, 3084v16-0.patch
>
>
> distcp fails for files with zero length. This is a regression from 0.15.3
> distcp hftp://<namenode:port>/dir1/file1 file2         
> 08/03/24 23:09:45 INFO util.CopyFiles: srcPaths=[hftp://<namenode:port>/dir1/file1]
> 08/03/24 23:09:45 INFO util.CopyFiles: destPath=file2
> 08/03/24 23:09:45 INFO util.CopyFiles: srcCount=1
> 08/03/24 23:09:46 INFO mapred.JobClient: Running job: job_200803242306_0001
> 08/03/24 23:09:47 INFO mapred.JobClient:  map 0% reduce 0%
> 08/03/24 23:10:01 INFO mapred.JobClient: Task Id : task_200803242306_0001_m_000000_0, Status : FAILED
> java.io.IOException: Copied: 0 Skipped: 0 Failed: 1
>         at org.apache.hadoop.util.CopyFiles$FSCopyFilesMapper.close(CopyFiles.java:448)
>         at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:53)
>         at org.apache.hadoop.mapred.MapTask.run(MapTask.java:208)
>         at org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2084)
> 08/03/24 23:10:18 INFO mapred.JobClient: Task Id : task_200803242306_0001_m_000000_1, Status : FAILED
> java.io.IOException: Copied: 0 Skipped: 0 Failed: 1
>         at org.apache.hadoop.util.CopyFiles$FSCopyFilesMapper.close(CopyFiles.java:448)
>         at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:53)
>         at org.apache.hadoop.mapred.MapTask.run(MapTask.java:208)
>         at org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2084)
> 08/03/24 23:10:33 INFO mapred.JobClient: Task Id : task_200803242306_0001_m_000000_2, Status : FAILED
> java.io.IOException: Copied: 0 Skipped: 0 Failed: 1
>         at org.apache.hadoop.util.CopyFiles$FSCopyFilesMapper.close(CopyFiles.java:448)
>         at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:53)
>         at org.apache.hadoop.mapred.MapTask.run(MapTask.java:208)
>         at org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2084)
> ^@08/03/24 23:10:48 INFO mapred.JobClient:  map 100% reduce 100%
> With failures, global counters are inaccurate; consider running with -i
> Copy failed: java.io.IOException: Job failed!
>         at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:894)
>         at org.apache.hadoop.util.CopyFiles.copy(CopyFiles.java:526)
>         at org.apache.hadoop.util.CopyFiles.run(CopyFiles.java:596)
>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
>         at org.apache.hadoop.util.CopyFiles.main(CopyFiles.java:612)

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