"David Temkin" <[EMAIL PROTECTED]> writes:
>> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] 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