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https://issues.apache.org/jira/browse/HDFS-13055?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16373535#comment-16373535
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Ajay Kumar commented on HDFS-13055:
-----------------------------------
[~arpitagarwal], thanks for review. Updated patch v3 makes changes as per
suggestions.
> Aggregate usage statistics from datanodes
> -----------------------------------------
>
> Key: HDFS-13055
> URL: https://issues.apache.org/jira/browse/HDFS-13055
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Ajay Kumar
> Assignee: Ajay Kumar
> Priority: Major
> Attachments: HDFS-13055.001.patch, HDFS-13055.002.patch,
> HDFS-13055.003.patch
>
>
> We collect variety of statistics in DataNodes and expose them via JMX.
> Aggregating some of the high level statistics which we are already collecting
> in {{DataNodeMetrics}} (like bytesRead,bytesWritten etc) over a configurable
> time window will create a central repository accessible via JMX and UI.
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