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From "Anu Engineer (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-8211) DataNode UUID is always null in the JMX counter
Date Tue, 21 Apr 2015 23:10:59 GMT

     [ https://issues.apache.org/jira/browse/HDFS-8211?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Anu Engineer updated HDFS-8211:
-------------------------------
    Attachment: hdfs-8211.001.patch

> DataNode UUID is always null in the JMX counter
> -----------------------------------------------
>
>                 Key: HDFS-8211
>                 URL: https://issues.apache.org/jira/browse/HDFS-8211
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: HDFS
>    Affects Versions: 2.7.1
>            Reporter: Anu Engineer
>            Assignee: Anu Engineer
>            Priority: Minor
>         Attachments: hdfs-8211.001.patch
>
>
> The DataNode JMX counters are tagged with DataNode UUID, but it always gets a null value
instead of the UUID.
> {code}
> Hadoop:service=DataNode,name=FSDatasetState*-null*.
> {code}
> This null is supposed be the datanode UUID.



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