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Hadoop, mail # user - How to control the number of map tasks for each nodes?


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Re: How to control the number of map tasks for each nodes?
edward choi 2010-07-09, 01:14
Thanks you all for the info.

I have successfully configured my cluster.
Thanks again.

2010/7/8 edward choi <[EMAIL PROTECTED]>

> Hi,
>
> I have a cluster consisting of 11 slaves and a single master.
>
> The thing is that 3 of my slaves have i7 cpu which means that they can have
> up to 8 simultaneous processes.
> But other slaves only have dual core cpus.
>
> So I was wondering if I can specify the number of map tasks for each of my
> slaves.
> For example, I want to give 8 map tasks to the slaves that have i7 cpus and
> only two map tasks to the others.
>
> Is there a way to do this?
>