From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH 06/24] net, diet: Use small UDP hash tables on small
 kernels
Date: Mon, 05 May 2014 23:11:21 -0400 (EDT)
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From: Andi Kleen <andi@firstfloor.org>
Date: Mon,  5 May 2014 15:25:55 -0700

> From: Andi Kleen <ak@linux.intel.com>
> 
> UDP has two hash tables, for UDP and UDP lite. Default
> them to 16 entries each on small kernels. This can be
> still overriden on the command line.
> 
> Signed-off-by: Andi Kleen <ak@linux.intel.com>

Likewise, if you make it too small, overrunning the machine
is way too easy.  Maybe it's even more important in a lower
powered machine than a high powered one.