Actual throughput vs reported

Daniel Silverstone dsilvers at digital-scurf.org
Tue Oct 2 10:42:41 BST 2012


On Tue, Oct 02, 2012 at 03:30:05AM -0600, Aaron Toponce wrote:
> So, something is up with the Pi, is my guess. My understanding of
> ekeyd-egd-linux, is that it is a client application to connect to a running
> ekeyd instance, and fill the pool, which is something I plan on deploying,
> but need to know that the keys can support 20 KBps on my Raspberry Pi
> first.

Basically if you're lucky you'll get the full rate by direct linkage of ekeyd
to the pool.  However, on a lower performance machine you're more likely to get
ekeyd operating 'bursty' and as such wasting entropy and not giving you the
full bandwidth.

The EGD stuff just introduces an elastic buffer and a proper monitor.  In
theory this could be directly added to ekeyd if an enterprising soul felt like
making an effort and supplying Simtec with a patch.

D.

-- 
Daniel Silverstone                         http://www.digital-scurf.org/
PGP mail accepted and encouraged.            Key Id: 3CCE BABE 206C 3B69



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