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From "Charles Lamb (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-7331) Add Datanode network counts to datanode jmx page
Date Tue, 04 Nov 2014 00:19:36 GMT
Charles Lamb created HDFS-7331:
----------------------------------

             Summary: 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


Add per-datanode counts to the datanode jmx page. For example, networkErrors could be exposed
like this:

  }, {
...
    "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"
  }, {




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