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From "Vinod Kumar Vavilapalli (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-3441) NodeManager should identify failed disks becoming good back again
Date Sat, 08 Sep 2012 00:11:08 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-3441?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Vinod Kumar Vavilapalli updated MAPREDUCE-3441:
-----------------------------------------------

    Issue Type: Bug  (was: Sub-task)
        Parent:     (was: MAPREDUCE-3121)
    
> NodeManager should identify failed disks becoming good back again
> -----------------------------------------------------------------
>
>                 Key: MAPREDUCE-3441
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3441
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: nodemanager
>            Reporter: Ravi Gummadi
>
> 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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