It isn’t, but you are supposed to change it. The reason it cannot be set higher by default is that out of the box single-node clusters should still work, and setting the default RF to higher than 1 would break this, as it performs some queries at quorum CL.
-- AY On 3 December 2016 at 06:47:12, sankalp kohli (kohlisank...@gmail.com) wrote: The point Ben is saying is that for auth keyspace, default of RF=1 is not good for any type of cluster whether it is small or large.