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Posted to common-dev@hadoop.apache.org by "Devaraj Das (JIRA)" <ji...@apache.org> on 2007/04/02 23:09:32 UTC
[jira] Updated: (HADOOP-1183) MapTask completion not recorded
properly at the Reducer's end
[ https://issues.apache.org/jira/browse/HADOOP-1183?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Devaraj Das updated HADOOP-1183:
--------------------------------
Attachment: 1183.new1.patch
Indentation changes (as per Owen's comments. Thanks Owen).
> MapTask completion not recorded properly at the Reducer's end
> -------------------------------------------------------------
>
> Key: HADOOP-1183
> URL: https://issues.apache.org/jira/browse/HADOOP-1183
> Project: Hadoop
> Issue Type: Bug
> Components: mapred
> Affects Versions: 0.12.2
> Reporter: Devaraj Das
> Assigned To: Devaraj Das
> Priority: Critical
> Fix For: 0.12.3
>
> Attachments: 1183.new.patch, 1183.new1.patch, 1183.patch
>
>
> A couple of reducers were continuously trying to fetch map outputs from a lost tasktracker. Although the tasks running on that lost TT successfully reexecuted elsewhere, the Reducers' tasktrackers didn't correctly note those events.
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