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Posted to mapreduce-issues@hadoop.apache.org by "Hudson (JIRA)" <ji...@apache.org> on 2011/03/01 12:30:36 UTC
[jira] Commented: (MAPREDUCE-2074) Task should fail when symlink
creation fail
[ https://issues.apache.org/jira/browse/MAPREDUCE-2074?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13000833#comment-13000833 ]
Hudson commented on MAPREDUCE-2074:
-----------------------------------
Integrated in Hadoop-Mapreduce-trunk-Commit #617 (See [https://hudson.apache.org/hudson/job/Hadoop-Mapreduce-trunk-Commit/617/])
MAPREDUCE-2074. Task should fail when symlink creation fails. Contributed by Priyo Mustafi.
> Task should fail when symlink creation fail
> -------------------------------------------
>
> Key: MAPREDUCE-2074
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2074
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: distributed-cache
> Affects Versions: 0.20.2
> Reporter: Koji Noguchi
> Assignee: Priyo Mustafi
> Priority: Minor
> Fix For: 0.22.0
>
> Attachments: MAPREDUCE-2074.txt, MAPREDUCE-2074.txt, MAPREDUCE-2074.txt
>
>
> If I pass an invalid symlink as -Dmapred.cache.files=/user/knoguchi/onerecord.txt#abc/abc
> Task only reports a WARN and goes on.
> {noformat}
> 2010-09-16 21:38:49,782 INFO org.apache.hadoop.mapred.TaskRunner: Creating symlink: /0/tmp/mapred-local/taskTracker/knoguchi/distcache/-5031501808205559510_-128488332_1354038698/abc-nn1.def.com/user/knoguchi/onerecord.txt <- /0/tmp/mapred-local/taskTracker/knoguchi/jobcache/job_201008310107_15105/attempt_201008310107_15105_m_000000_0/work/./abc/abc
> 2010-09-16 21:38:49,789 WARN org.apache.hadoop.mapred.TaskRunner: Failed to create symlink: /0/tmp/mapred-local/taskTracker/knoguchi/distcache/-5031501808205559510_-128488332_1354038698/abc-nn1.def.com/user/knoguchi/onerecord.txt <- /0/tmp/mapred-local/taskTracker/knoguchi/jobcache/job_201008310107_15105/attempt_201008310107_15105_m_000000_0/work/./abc/abc
> {noformat}
> I believe we should fail the task at this point.
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