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https://issues.apache.org/jira/browse/HADOOP-3734?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12612273#action_12612273
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Lohit Vijayarenu commented on HADOOP-3734:
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In addition to this, may be it is useful to have _excessReplicateMap_ 
information along. 

> dfsadmin -metasave should also log corrupt replicas info
> --------------------------------------------------------
>
>                 Key: HADOOP-3734
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3734
>             Project: Hadoop Core
>          Issue Type: Improvement
>          Components: dfs
>    Affects Versions: 0.19.0
>            Reporter: Lohit Vijayarenu
>            Priority: Minor
>
> _hadoop dfsadmin -metasave <filename>_ should also dump information about 
> corrupt replicas map. This could help in telling if pending replication was 
> due to corrupt replicas. 

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