> On 3 Mar, 2017, at 01:55, John Yates <j...@yates-sheets.org> wrote:
> 
> The virtue of a prime number of buckets is that when you mod
> your 32-bit hash value to get a bucket index you harvest _all_
> of the entropy in the hash, not just the entropy in the bits you
> preserve.

True, but you incur the cost of a division, which is very much non-trivial on 
ARM CPUs, which are increasingly common in CPE.

 - Jonathan Morton

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