Haibo Chen commented on MAPREDUCE-6765:

Sorry for not checking this closely. I missed the outer if statement 
(ResourceRequest.equals(Resources.none()). I will upload a new patch to address 
the failures.

> MR should not schedule container requests in cases where reducer or mapper 
> containers demand resource larger than the maximum supported
> ---------------------------------------------------------------------------------------------------------------------------------------
>                 Key: MAPREDUCE-6765
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6765
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mr-am
>    Affects Versions: 2.7.2
>            Reporter: Haibo Chen
>            Assignee: Haibo Chen
>            Priority: Minor
>             Fix For: 2.9.0
>         Attachments: mapreduce6765.001.patch, mapreduce6765.002.patch
> When mapper or reducer containers request resource larger than the 
> maxResourceRequest in the cluster, job is to be killed. In such cases, it is 
> unnecessary to still schedule container requests.  

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