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MapReduce, mail # user - Re: Hardware Selection for Hadoop


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Re: Hardware Selection for Hadoop
Ted Dunning 2013-05-07, 15:51
On Tue, May 7, 2013 at 5:53 AM, Michael Segel <[EMAIL PROTECTED]>wrote:

> While we have a rough metric on spindles to cores, you end up putting a
> stress on the disk controllers. YMMV.
>

This is an important comment.

Some controllers fold when you start pushing too much data.  Testing nodes
independently before installation is important.