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https://issues.apache.org/jira/browse/HDFS-10978?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15833527#comment-15833527
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Manjunath Anand commented on HDFS-10978:
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Hi [~bothra90] can you please mention the steps to recreate from beginning.
> fsck reports healthy even though dfsadmin -report shows under-replicated
> blocks
> -------------------------------------------------------------------------------
>
> Key: HDFS-10978
> URL: https://issues.apache.org/jira/browse/HDFS-10978
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: hdfs
> Affects Versions: 2.7.2
> Environment: Running hdfs 2.7.2 on Ubuntu 12.04
> Reporter: Abhay Bothra
> Assignee: Manjunath Anand
>
> Output of various hdfs commands is as follows:
> {code:java}
> fsck /
> {code}
> shows system as healthy.
> {code:java}
> dfsadmin -report
> {code}
> lists 12 files as under-replicated.
> {code:java}
> fsck -list-corruptfileblocks /
> {code}
> shows 12 files as corrupt. These files are not listed when running the 'ls'
> command.
> This looks like an issue has also been reported on
> [StackOverflow|http://stackoverflow.com/questions/37776860/hadoop-namenode-under-replicated-blocks-not-found-in-fsck]
> for hadoop version 2.6.4 with no resolution.
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