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Posted to hdfs-issues@hadoop.apache.org by "Andrew Wang (JIRA)" <ji...@apache.org> on 2013/10/09 01:45:42 UTC

[jira] [Work started] (HDFS-5320) Add datanode caching metrics

     [ https://issues.apache.org/jira/browse/HDFS-5320?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Work on HDFS-5320 started by Andrew Wang.

> Add datanode caching metrics
> ----------------------------
>
>                 Key: HDFS-5320
>                 URL: https://issues.apache.org/jira/browse/HDFS-5320
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode
>    Affects Versions: HDFS-4949
>            Reporter: Andrew Wang
>            Assignee: Andrew Wang
>            Priority: Minor
>         Attachments: hdfs-5320-1.patch
>
>
> It'd be good to hook up datanode metrics for # (blocks/bytes) (cached/uncached/failed to cache) over different time windows (eternity/1hr/10min/1min).



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