hadoop-common-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Owen O'Malley (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-182) lost task trackers should not update status of completed jobs
Date Thu, 04 May 2006 18:54:19 GMT
     [ http://issues.apache.org/jira/browse/HADOOP-182?page=all ]

Owen O'Malley updated HADOOP-182:

    Attachment: lost-tracker.patch

This patch fixes:
  1. subtracting the progress for failed tasks
  2. completed/failedTask methods now update the status
  3. only fail maps and reduces that are currently running
  4. remove a few unused imports and a method

> lost task trackers should not update status of completed jobs
> -------------------------------------------------------------
>          Key: HADOOP-182
>          URL: http://issues.apache.org/jira/browse/HADOOP-182
>      Project: Hadoop
>         Type: Bug

>   Components: mapred
>     Versions: 0.1.1
>     Reporter: Owen O'Malley
>     Assignee: Owen O'Malley
>     Priority: Minor
>      Fix For: 0.3
>  Attachments: lost-tracker.patch
> When a Task Tracker is lost (by not sending a heartbeat for 10 minutes), the JobTracker
marks the tasks that were active on that node as failed. There are two issues:
>    1. No task from a completed or failed job should be modified.
>    2. No reduces should be marked as failed, since their output is in dfs and therefore
not only on the dead node.

This message is automatically generated by JIRA.
If you think it was sent incorrectly contact one of the administrators:
For more information on JIRA, see:

View raw message