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Posted to yarn-issues@hadoop.apache.org by "Hou Song (JIRA)" <ji...@apache.org> on 2013/11/04 03:32:18 UTC

[jira] [Updated] (YARN-90) NodeManager should identify failed disks becoming good back again

     [ https://issues.apache.org/jira/browse/YARN-90?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hou Song updated YARN-90:
-------------------------

    Attachment: YARN-90.patch

This is my patch. 
Pls kindly review it and give me feedbacks.
Thx.

> NodeManager should identify failed disks becoming good back again
> -----------------------------------------------------------------
>
>                 Key: YARN-90
>                 URL: https://issues.apache.org/jira/browse/YARN-90
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: nodemanager
>            Reporter: Ravi Gummadi
>         Attachments: YARN-90.1.patch, YARN-90.patch, YARN-90.patch
>
>
> MAPREDUCE-3121 makes NodeManager identify disk failures. But once a disk goes down, it is marked as failed forever. To reuse that disk (after it becomes good), NodeManager needs restart. This JIRA is to improve NodeManager to reuse good disks(which could be bad some time back).



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