basho/basho_docs — pull request #83 by s-ben (2012-11-08 19:57:54+00:00)
Title: added 'number of nodes' section to capacity planning

Basically summarized the recommendations in this blog,
http://basho.com/blog/technical/2012/04/27/Why-Your-Riak-Cluster-Should-Have-At-Least-Five-Nodes/

and put it into the Cluster Capacity Planning page, as this seemed like the logical place.