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MapReduce, mail # user - Re: Hadoop efficient resource isolation


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Jeffrey Buell 2013-02-25, 21:37
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Re: Hadoop efficient resource isolation
Arun C Murthy 2013-02-26, 00:19
CapacityScheduler is what you want...

On Feb 21, 2013, at 5:16 AM, Dhanasekaran Anbalagan wrote:

> Hi Guys,
>
> It's possible isolation job submission for hadoop cluster, we currently running 48 machine cluster. we  monitor Hadoop is not provides efficient resource isolation. In my case we ran for tech and research pool, When tech job some memory leak will haven, It's occupy the hole cluster.  Finally we figure out  issue with tech job. It's  screwed up hole hadoop cluster. finally 10 data node  are dead.
>
> Any prevention of job submission efficient way resource allocation. When something wrong in   particular job, effect particular pool, Not effect others job. Any way to archive this
>
> Please guide me guys.
>
> My idea is, When tech user submit job means only apply job in for my case submit 24 machine. other machine only for research user.
>
> It's will prevent the memory leak problem.
>  
>
> -Dhanasekaran.
> Did I learn something today? If not, I wasted it.

--
Arun C. Murthy
Hortonworks Inc.
http://hortonworks.com/