[jira] [Updated] (HDFS-11896) Non-dfsUsed will be doubled on dead node re-registration in branch-2.7.

["Brahma Reddy Battula (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HDFS-11896?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Brahma Reddy Battula updated HDFS-11896:
----------------------------------------
    Attachment: HDFS-11896-branch-2.7-002.patch

Tried Backport of HDFS-9034,it  may be incomplete without HDFS-7390 + HDFS-9223.So I added,only necessary changes.
If you want me to break out HDFS-9034, I can do.

Uploading the {{branch-2.7}} patch..Kindly review.

will upload trunk patch,which is just reset of {{nondfsused}}.

> Non-dfsUsed will be doubled on dead node re-registration in branch-2.7.
> -----------------------------------------------------------------------
>
>                 Key: HDFS-11896
>                 URL: https://issues.apache.org/jira/browse/HDFS-11896
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 2.7.3
>            Reporter: Brahma Reddy Battula
>            Assignee: Brahma Reddy Battula
>              Labels: release-blocker
>         Attachments: HDFS-11896-branch-2.7-001.patch, HDFS-11896-branch-2.7-002.patch
>
>
>  *Scenario:* 
> i)Make you sure you've non-dfs data.
> ii) Stop Datanode
> iii) wait it becomes dead
> iv) now restart and check the non-dfs data



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