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From Mahadev Konar <maha...@hortonworks.com>
Subject Re: Application/Job is hanging! validate
Date Mon, 17 Oct 2011 16:55:25 GMT

 This is what will happen if you do not have enough resource in the
cluster to run a job. Though there could be an improvement that a job
fails with not enough resource in the cluster but thats not what
happens right now.


On Mon, Oct 17, 2011 at 6:25 AM, Kamesh <kamesh.b@imaginea.com> wrote:
> Hi All,
>  I submitted an application to YARN. But there are no containers available.
> In this case job got hanged indefinitely.
>  I reproduced this in a pseudo cluster mode with the following steps.
> Steps to reproduce
> 1) let the amount of memory the MR app master needs be 2GB.
> 2) let the Nodemanager's capability be 1GB.
> In the above case, no of available containers is 0 and so the job could not
> able to get a chance to run due to containers unavailability.
> Please validate the above case.
> --
> Thanks&Regards,
> Bh.V.S.Kamesh.

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