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https://issues.apache.org/jira/browse/HDFS-2203?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13072096#comment-13072096
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Tanping Wang commented on HDFS-2203:
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Adding the following attributes for each live data node
capacity
nonDFSUsed
remaining
usedPercent
remainingPercent
blocks
blockPoolUsed
blockPoolUsedPercent
failedVolumes
along with the three already exposed attributes:
usedSpace, lastContact and adminState
> Add additional fields to the JMX output on NameNode
> ---------------------------------------------------
>
> Key: HDFS-2203
> URL: https://issues.apache.org/jira/browse/HDFS-2203
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: name-node
> Affects Versions: 0.20.204.0, 0.20.205.0, 0.23.0
> Reporter: Charles Wimmer
> Priority: Minor
> Labels: newbie
>
> When accessing the JMX data via http (http://namenode:50070/jmx) there are a
> couple of useful fields missing from this bean:
> "name" : "Hadoop:service=NameNode,name=NameNodeInfo",
> "modelerType" : "org.apache.hadoop.hdfs.server.namenode.FSNamesystem",
> Please add the number of blocks and the configured capacity.
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