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Date: Fri, 26 Feb 2010 08:54:27 +0000 (UTC)
From: "Amar Kamat (JIRA)" <jira@apache.org>
To: mapreduce-issues@hadoop.apache.org
Subject: [jira] Updated: (MAPREDUCE-1482) Better handling of task diagnostic
 information stored in the TaskInProgress
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     [ https://issues.apache.org/jira/browse/MAPREDUCE-1482?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Amar Kamat updated MAPREDUCE-1482:
----------------------------------

    Attachment: mapreduce-1482-v1.1.patch

Attaching a patch that caps the task-diagnostic-info and state-string to 1024 chars. test-patch passed. All ant tests except the following have passed :
- TestMiniMRLocalFS
- TestSubmitJob 
- TestTTResourceReporting

All these failed on trunk too.

> Better handling of task diagnostic information stored in the TaskInProgress
> ---------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-1482
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1482
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: jobtracker
>            Reporter: Amar Kamat
>         Attachments: mapreduce-1482-v1.1.patch
>
>
> Task diagnostic information can be very large at times eating up Jobtracker's memory. There should be some way to avoid storing large error strings in JobTracker.

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