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HBase, mail # user - Does MapReduce need HBase to be running?


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Re: Does MapReduce need HBase to be running?
Ted Yu 2012-11-14, 18:54
If your MapReduce job doesn't access HBase, HBase can be stopped.

On Wed, Nov 14, 2012 at 10:51 AM, Jean-Marc Spaggiari <
[EMAIL PROTECTED]> wrote:

> Hi,
>
> I'm wondering, when I run a MapReduce job over the cluster, do I need
> to have HBase running? Or I can close it? That will allow me to give
> an additionnal 2GB to hadoop instead of giving it to HBase if it's not
> used.
>
> Thanks,
>
> JM
>