[152194] in North American Network Operators' Group
Re: Most energy efficient (home) setup
daemon@ATHENA.MIT.EDU (Jeroen van Aart)
Tue Apr 17 21:06:07 2012
Date: Tue, 17 Apr 2012 18:05:26 -0700
From: Jeroen van Aart <jeroen@mompl.net>
To: NANOG list <nanog@nanog.org>
In-Reply-To: <CAAAwwbX+Z0Qj_hZyTPWUg=Tq4TxiBns9y9Nb-T+sFYOWA1vRew@mail.gmail.com>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
Jimmy Hess wrote:
> Consider that the probability 16GB of SDRAM experiences at least one
> single bit error at sea level,
> in a given 6 hour period exceeds 66% = 1 - (1 - 1.3e-12 * 6)^(16 *
> 2^30 * 8). In any given 24 hour period, the probability of at least
> one single bit error exceeds 98%. Assuming the memory is good and
> functioning correctly;
> application in the effected space, and moderately important data is
> being damaged
> well, that's just plain uncool
Having limited knowledge of which consumer devices support ECC memory
and which don't I was pleasantly surprised to find out the always on IBM
thinkpad I ran for years refused to work with non-ECC memory.
Greetings,
Jeroen
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