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https://issues.apache.org/jira/browse/HDFS-16234?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on HDFS-16234 started by JiangHua Zhu.
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> Improve DataNodeMetrics to initialize IBR more reasonable
> ---------------------------------------------------------
>
>                 Key: HDFS-16234
>                 URL: https://issues.apache.org/jira/browse/HDFS-16234
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: datanode
>            Reporter: JiangHua Zhu
>            Assignee: JiangHua Zhu
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> DataNode performs DataNodeMetrics to initialize IBR once before sending IBR, 
> so there may be data deviation. It should be processed after sending the IBR 
> to the NameNode. This seems more reasonable.



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