August 2023

Influence from the stars on supercomputer memories first discovered in Cray-1 SN1.

From Computer weekly Full write up here … that describes following the track of the neutrinos by lining up the single bit failures. First Record of Single Event Upset on the Ground Cray-1 Computer Memory at Los Alamos in 1976 Abstract Records of bit flips in the Cray-1 computer installed at Los Alamos in 1976 […]

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“Cray systems” in popular culture

Cray supercomputers have shown up in popular culture, sometimes mentioning a specific machine type other times just using “Cray Computer”  in a generic sense. Listed here are some references to Cray systems in popular culture. Let us know if you know more. Books Jurassic park – Mentioned in the Michael Critchton book but a Connection

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Cray-2s at the NSA

Correspondent Kevin Smith reports from FB Hi Clive, I went down in the basement and dug around in my “CRI museum” and pulled out a few things. So, SN2004 and SN2005 were covered under SS-12 and SS-18 for our customer. SN2004 was RED/WHITE/BLUE while SN2005 was a shade of Brown ( see pics). Do not

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