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From "Joydeep Sen Sarma (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-4097) Hive interaction with speculative execution is broken
Date Mon, 08 Sep 2008 06:08:44 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-4097?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Joydeep Sen Sarma updated HADOOP-4097:
--------------------------------------

    Status: Patch Available  (was: Open)

> Hive interaction with speculative execution is broken
> -----------------------------------------------------
>
>                 Key: HADOOP-4097
>                 URL: https://issues.apache.org/jira/browse/HADOOP-4097
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: contrib/hive
>            Reporter: Joydeep Sen Sarma
>            Assignee: Joydeep Sen Sarma
>            Priority: Critical
>         Attachments: hadoop-4097.1.patch
>
>
> Hive does not cleanup output files when tasks are killed. With speculative execution,
partial result files may get left behind. The commit step of the results should detect and
remove any partial output files.

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