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https://issues.apache.org/jira/browse/YARN-1197?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13832175#comment-13832175
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Wangda Tan commented on YARN-1197:
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OK, I'll create a series of JIRAs for easier review/commit, thanks for your
advice!
> Support changing resources of an allocated container
> ----------------------------------------------------
>
> Key: YARN-1197
> URL: https://issues.apache.org/jira/browse/YARN-1197
> Project: Hadoop YARN
> Issue Type: Task
> Components: api, nodemanager, resourcemanager
> Affects Versions: 2.1.0-beta
> Reporter: Wangda Tan
> Assignee: Wangda Tan
> Attachments: mapreduce-project.patch.ver.1,
> tools-project.patch.ver.1, yarn-1197-v2.pdf, yarn-1197-v3.pdf,
> yarn-1197-v4.pdf, yarn-1197.pdf, yarn-api-protocol.patch.ver.1,
> yarn-pb-impl.patch.ver.1, yarn-server-common.patch.ver.1,
> yarn-server-nodemanager.patch.ver.1, yarn-server-resourcemanager.patch.ver.1
>
>
> Currently, YARN cannot support merge several containers in one node to a big
> container, which can make us incrementally ask resources, merge them to a
> bigger one, and launch our processes. The user scenario is described in the
> comments.
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