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From "Brahma Reddy Battula (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-11445) FSCK shows overall health status as corrupt even one replica is corrupt
Date Fri, 17 Nov 2017 20:23:00 GMT

    [ https://issues.apache.org/jira/browse/HDFS-11445?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16257510#comment-16257510
] 

Brahma Reddy Battula commented on HDFS-11445:
---------------------------------------------

[~jojochuang] thanks for reporting.You are analysis is correct.we should backport HDFS-11755
to {{branch-2.7}}.will look into HDFS-12641. Sorry,for late reply.

> FSCK shows overall health status as corrupt even one replica is corrupt
> -----------------------------------------------------------------------
>
>                 Key: HDFS-11445
>                 URL: https://issues.apache.org/jira/browse/HDFS-11445
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: Brahma Reddy Battula
>            Assignee: Brahma Reddy Battula
>            Priority: Critical
>             Fix For: 2.9.0, 2.7.4, 3.0.0-alpha4, 2.8.2
>
>         Attachments: HDFS-11445-002.patch, HDFS-11445-003.patch, HDFS-11445-004.patch,
HDFS-11445-005.patch, HDFS-11445-branch-2.7-002.patch, HDFS-11445-branch-2.7.patch, HDFS-11445-branch-2.patch,
HDFS-11445.patch
>
>
> In the following scenario,FSCK shows overall health status as corrupt even it's has one
good replica.
> 1. Create file with 2 RF.
> 2. Shutdown one DN
> 3. Append to file again. 
> 4. Restart the DN
> 5. After block report, check Fsck



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