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From Gautam <gautamkows...@gmail.com>
Subject Re: Tez job submissions failing when cluster is under provisioned..
Date Fri, 11 Mar 2016 09:53:36 GMT
This one seems related

https://issues.apache.org/jira/browse/YARN-4538

Yet to ascertain if it actually fixes this issue.

On Thu, Mar 10, 2016 at 11:43 PM, Gopal Vijayaraghavan <gopalv@apache.org>
wrote:

>
> > This seems to be something YARN fair-scheduler reporting it this way..
> >although Tez doesn't seem to handle.
>
> Pepperdata?
>
>
> > I did come across HIVE-12957, in which the fix patch seems to only
> >report the error better instead of doing anything about it.
> ...
> > Now comes my question, is this in an expected failure case ? Is there a
> >bug I should know about in YARN scheduling or am I misunderstanding the
> >issue?
>
> YARN is reporting -ve head-room, this means your cluster is running with
> negative-capacity for some strange reason.
>
> That is a bug somewhere in the FairScheduler's internal state.
>
> The issue was never reproduced after we switched over to the
> CapacityScheduler, so it's in limbo.
>
> Cheers,
> Gopal
>
>
>


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