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https://issues.apache.org/jira/browse/YARN-3820?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14606275#comment-14606275
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Srikanth Kandula commented on YARN-3820:
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Quick profile: the call to read /proc takes about 1ms per call. So, perhaps not
a big deal. We are just trying to facilitate better usage mode for this API
method...
> Collect disks usages on the node
> --------------------------------
>
> Key: YARN-3820
> URL: https://issues.apache.org/jira/browse/YARN-3820
> Project: Hadoop YARN
> Issue Type: New Feature
> Affects Versions: 3.0.0
> Reporter: Robert Grandl
> Assignee: Robert Grandl
> Labels: yarn-common, yarn-util
> Attachments: YARN-3820-1.patch, YARN-3820-2.patch, YARN-3820-3.patch,
> YARN-3820-4.patch
>
>
> In this JIRA we propose to collect disks usages on a node. This JIRA is part
> of a larger effort of monitoring resource usages on the nodes.
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