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Posted to yarn-issues@hadoop.apache.org by "Radim Kolar (JIRA)" <ji...@apache.org> on 2012/12/13 18:26:13 UTC

[jira] [Updated] (YARN-223) Change processTree interface to work better with native code

     [ https://issues.apache.org/jira/browse/YARN-223?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Radim Kolar updated YARN-223:
-----------------------------

    Attachment: pstree-update6.txt

reupload patch to test QA bot
                
> Change processTree interface to work better with native code
> ------------------------------------------------------------
>
>                 Key: YARN-223
>                 URL: https://issues.apache.org/jira/browse/YARN-223
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Radim Kolar
>            Assignee: Radim Kolar
>            Priority: Critical
>         Attachments: pstree-update4.txt, pstree-update6.txt, pstree-update6.txt
>
>
> Problem is that on every update of processTree new object is required. This is undesired when working with processTree implementation in native code.
> replace ProcessTree.getProcessTree() with updateProcessTree(). No new object allocation is needed and it simplify application code a bit.

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