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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-90) NodeManager should identify failed disks becoming good again
Date Thu, 16 Jul 2015 13:32:11 GMT

    [ https://issues.apache.org/jira/browse/YARN-90?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14629723#comment-14629723
] 

Hudson commented on YARN-90:
----------------------------

ABORTED: Integrated in Hadoop-Hdfs-trunk #2185 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/2185/])
YARN-3805. Update the documentation of Disk Checker based on YARN-90. Contributed by Masatake
Iwasaki. (ozawa: rev 1ba2986dee4bbb64d67ada005f8f132e69575274)
* hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/NodeManager.md
* hadoop-yarn-project/CHANGES.txt


> NodeManager should identify failed disks becoming good 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
>            Assignee: Varun Vasudev
>             Fix For: 2.6.0
>
>         Attachments: YARN-90.1.patch, YARN-90.patch, YARN-90.patch, YARN-90.patch, YARN-90.patch,
apache-yarn-90.0.patch, apache-yarn-90.1.patch, apache-yarn-90.10.patch, apache-yarn-90.2.patch,
apache-yarn-90.3.patch, apache-yarn-90.4.patch, apache-yarn-90.5.patch, apache-yarn-90.6.patch,
apache-yarn-90.7.patch, apache-yarn-90.8.patch, apache-yarn-90.9.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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