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Date: Tue, 8 Nov 2016 23:48:59 +0000 (UTC)
From: "Jian He (JIRA)" <jira@apache.org>
To: yarn-issues@hadoop.apache.org
Message-ID: <JIRA.12931339.1452828790000.227609.1478648939813@Atlassian.JIRA>
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References: <JIRA.12931339.1452828790000@Atlassian.JIRA> <JIRA.12931339.1452828790896@arcas>
Subject: [jira] [Commented] (YARN-4597) Add SCHEDULE to NM container
 lifecycle
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archived-at: Tue, 08 Nov 2016 23:49:02 -0000


    [ https://issues.apache.org/jira/browse/YARN-4597?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15649229#comment-15649229 ] 

Jian He commented on YARN-4597:
-------------------------------

I see, sounds reasonable. 
bq. I feel a better name for 'shouldLaunchContainer' should have been 'containerAlreadyLaunched'.
btw. agree with this, in case you would like to change it.

> Add SCHEDULE to NM container lifecycle
> --------------------------------------
>
>                 Key: YARN-4597
>                 URL: https://issues.apache.org/jira/browse/YARN-4597
>             Project: Hadoop YARN
>          Issue Type: New Feature
>          Components: nodemanager
>            Reporter: Chris Douglas
>            Assignee: Arun Suresh
>              Labels: oct16-hard
>         Attachments: YARN-4597.001.patch, YARN-4597.002.patch, YARN-4597.003.patch, YARN-4597.004.patch, YARN-4597.005.patch, YARN-4597.006.patch, YARN-4597.007.patch
>
>
> Currently, the NM immediately launches containers after resource localization. Several features could be more cleanly implemented if the NM included a separate stage for reserving resources.


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