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From "Charles Lamb (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7331) Add Datanode network counts to datanode jmx page
Date Fri, 21 Nov 2014 03:24:34 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7331?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14220464#comment-14220464
] 

Charles Lamb commented on HDFS-7331:
------------------------------------

Thanks for the review and the +1 Haohui.



> Add Datanode network counts to datanode jmx page
> ------------------------------------------------
>
>                 Key: HDFS-7331
>                 URL: https://issues.apache.org/jira/browse/HDFS-7331
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: datanode
>            Reporter: Charles Lamb
>            Assignee: Charles Lamb
>            Priority: Minor
>         Attachments: HDFS-7331.001.patch, HDFS-7331.002.patch, HDFS-7331.003.patch, HDFS-7331.004.patch
>
>
> Add per-datanode counts to the datanode jmx page. For example, networkErrors could be
exposed like this:
> {noformat}
>   }, {
> ...
>     "DatanodeNetworkCounts" : "{\"dn1\":{\"networkErrors\":1}}",
> ...
>     "NamenodeAddresses" : "{\"localhost\":\"BP-1103235125-127.0.0.1-1415057084497\"}",
>     "VolumeInfo" : "{\"/tmp/hadoop-cwl/dfs/data/current\":{\"freeSpace\":3092725760,\"usedSpace\":28672,\"reservedSpace\":0}}",
>     "ClusterId" : "CID-4b38f2ae-5e58-4e15-b3cf-3ba3f46e724e"
>   }, {
> {noformat}



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