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https://issues.apache.org/jira/browse/HDFS-6461?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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James Thomas updated HDFS-6461:
-------------------------------

    Attachment: HDFS-6461.patch

> Time.now -> Time.monotonicNow in DataNode.java#shutDown
> -------------------------------------------------------
>
>                 Key: HDFS-6461
>                 URL: https://issues.apache.org/jira/browse/HDFS-6461
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: datanode
>    Affects Versions: 2.5.0
>            Reporter: James Thomas
>            Assignee: James Thomas
>            Priority: Trivial
>             Fix For: 2.5.0
>
>         Attachments: HDFS-6461.patch, HDFS-6461.patch
>
>
> The system time can move around for various reasons, so we convert to 
> monotonicNow to ensure greater accuracy when computing a duration in this 
> method. 



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