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From Mirko Kämpf <mirko.kae...@gmail.com>
Subject Re: YARN Application Master Question
Date Wed, 06 Aug 2014 11:00:41 GMT
In this case you would have 3 AM for MR jobs and 2 more AMs, one for each
Giraph job.
Makes a total of 5 AMs.

Cheers,
Mirko



2014-08-06 11:57 GMT+01:00 Ana Gillan <ana.gillan@gmail.com>:

> Hi,
>
> In the documentation and papers about Apache YARN, they say that an
> Application Master is launched for every application and it is this that
> manages resources and scheduling for applications on Hadoop.
>
> For example, if you submit 3 MapReduce jobs, and 2 Giraph jobs to your
> cluster, does the Resource Manager spawn 2 AMs (one to manage all MapReduce
> jobs and one to manage all Giraph jobs) or does it spawn 5 AMs (one for
> each job)?
>
> Thanks!
> Ana
>

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