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From Steve Loughran <ste...@apache.org>
Subject Re: Hadoop cluster hardware details for big data
Date Wed, 06 Jul 2011 16:43:53 GMT
On 06/07/11 13:18, Michel Segel wrote:
> Wasn't the answer 42?  ;-P

42 = 40 + NN +2ary NN, assuming the JT runs on 2ary or on one of the 
worker nodes

> Looking at your calc...
> You forgot to factor in the number of slots per node.
> So the number is only a fraction. Assume 10 slots per node. (10 because it makes the
math easier.)
I thought something was wrong. Then I thought of the server revenue and 
decided not to look that hard.

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