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https://issues.apache.org/jira/browse/YARN-4888?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15398455#comment-15398455
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Subru Krishnan edited comment on YARN-4888 at 7/28/16 11:58 PM:
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Clean patch (*v2*) with new tests for checking allocation request ids for both 
{{Capacity/FairScheduler}} post rebase with YARN-5392.

The patch is complete and covers e2e scenarios except for:
  1. Having multiple node/rack local requests for same *Priority* by using 
different *AllocationRequestIds*. This is essentially the remaining work for 
YARN-314.
  2. Recreating *AllocationRequestId* for recovered *Containers* if RM fails 
over. This might cause an issue only if RM fails over before notifying the AM 
about newly allocated container(s). I have created YARN-5447 to track this.



was (Author: subru):
Clean patch with new tests for checking allocation request ids for both 
{{Capacity/FairScheduler}} post rebase with YARN-5392.

The patch is complete and covers e2e scenarios except for:
  1. Having multiple node/rack local requests for same *Priority* by using 
different *AllocationRequestIds*. This is essentially the remaining work for 
YARN-314.
  2. Recreating *AllocationRequestId* for recovered *Containers* if RM fails 
over. This might cause an issue only if RM fails over before notifying the AM 
about newly allocated container(s). I have created YARN-5447 to track this.


> Changes in RM container allocation for identifying resource-requests 
> explicitly
> -------------------------------------------------------------------------------
>
>                 Key: YARN-4888
>                 URL: https://issues.apache.org/jira/browse/YARN-4888
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: resourcemanager
>            Reporter: Subru Krishnan
>            Assignee: Subru Krishnan
>         Attachments: YARN-4888-WIP.patch, YARN-4888-v0.patch, 
> YARN-4888-v2.patch, YARN-4888.001.patch
>
>
> YARN-4879 puts forward the notion of identifying allocate requests 
> explicitly. This JIRA is to track the changes in RM app scheduling data 
> structures to accomplish it. Please refer to the design doc in the parent 
> JIRA for details.



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