BGP Problem on 04/16/2007

Thu Apr 19 17:03:40 UTC 2007

"David Temkin" <dave at rightmedia.com> writes:

>> From: owner-nanog at merit.edu [mailto:owner-nanog at merit.edu] On 
>> Behalf Of Warren Kumari
>> Yup, Sandia National Labs made a radiation hardened Pentium 
>> and, as far as I remember, was working on a hardened SPARC -- 
>> there was also some work done (AFAIR on PPC) whereby 3 
>> processors would run the same instructions and vote on the output...
>> 
>
>
> Thinking of perhaps Resilience?  http://www.resilience.com/
>
> God, those things were horrid before they realized that the business
> model of assuming "The app will always be OK, the issue will be the
> hardware" was completely misguided.  I forget what the product was named
> at the time, but I'll never forget what a piece of crap it was.

Eh, they're not the only folks to have had
voting-muti-cpu-lockstep-execution hardware platforms.  Stratus did it
for years; the Tandem Integrity S2 (to which I ported Emacs 18.55 many
moons ago) was similar.

                                        ---Rob