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https://issues.apache.org/jira/browse/YARN-1368?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14013013#comment-14013013
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Sandy Ryza commented on YARN-1368:
----------------------------------

Regardless of the technical approach taken in any initial patch, my 
understanding of basic JIRA practice is that assigning a JIRA to oneself (as 
Anubhav did here) means "give me some space to work on this".  Because Hadoop 
development is so distributed, it acts as a good coordination mechanism that 
helps us all avoid duplicating work.  Of course, we don't want people to be 
able to sit on JIRAs and stall progress, but a simple "Will you be able to get 
to this soon? If not, mind if I take it up?" and then waiting a couple of days 
usually suffices to deal with that.

Etiquette is obviously difficult to codify, and I realize that this discussion 
is detracting from the technical details of this JIRA, so I'll stop my 
belly-aching here.

> Common work to re-populate containers’ state into scheduler
> -----------------------------------------------------------
>
>                 Key: YARN-1368
>                 URL: https://issues.apache.org/jira/browse/YARN-1368
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>            Reporter: Bikas Saha
>            Assignee: Jian He
>         Attachments: YARN-1368.1.patch, YARN-1368.2.patch, YARN-1368.3.patch, 
> YARN-1368.4.patch, YARN-1368.5.patch, YARN-1368.combined.001.patch, 
> YARN-1368.preliminary.patch
>
>
> YARN-1367 adds support for the NM to tell the RM about all currently running 
> containers upon registration. The RM needs to send this information to the 
> schedulers along with the NODE_ADDED_EVENT so that the schedulers can recover 
> the current allocation state of the cluster.



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