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 …
Influence from the stars on supercomputer memories first discovered in a Cray-1 SN1. Read More »
This interesting TV Program from 1987 The Computer Chronicles – Super Computers Episode Has information about NASA Ames Cray-2 and Los Alamos C1 & XMP. Shows the systems in there working environment along with explanations as to how the Cray systems are advancing science. About 30 Minutes – First part on NAS Ames Cray 2 then onto …
The HASE Cray-1 Simulation Model is available here “Simulation models of a variety of computer architectures and architectural components have been created using HASE, a Hierarchical Computer Architecture design and Simulation Environment. These models are intended for use as teaching and learning resources: in lectures, for student self-learning or for virtual laboratory experiments. Using the models requires …
From: Charles Clark <*******@gmail.com> Subject: Re: Meeting on 7th October Date: 3 January 2022 at 16:15:48 GMT To: DCLaufer <davidl@*******> Cc: Clive England <clive@********> David, Clive just sent me the recording of our virtual visit to the CMoA in October and since you talked again about S/N 13, your Cray 1 from Max Planck, I …
Musée Bolo Located in Lausanne Switzerland This museum has the Cray machines that were previously in service at site EPFL. Including a Cray-1, Cray-XMP, Cray-2 and T3D. These photos from an exhibition in 2022 after the restoration using materials from the original maker Naugahyde. “The Cray X-MP/48, once used at CERN, as well as the Cray-1S, the …
After seeing these pictures that seem to have the wire-mat showing on the module side of the frame I asked Sonja about the Cray-1 construction process: Sonja’s Story A little history you might already know: Seymour Cray was working for Control Data. I believe he wanted to build ‘his’ computer but CDC was going in …
Sonja’s Story about Cray-1 fabrication and assembly Read More »
Fifty years of Cray supercomputers was celebrated with a virtual tour hosted by TNMOC in UK on 6th April 2022 This virtual talk explored the physical and logical structure of Cray-1 SN34, peaking ‘under the covers’ of this remarkable machine. The talk also illuminates how these machines evolved and sample some of what was achieved …
The first of a kind always holds special interest for historians and serial number one, the first Cray-1 computer system is no exception. Made in 1976 this machine, really just the prototype but proved it’s worth at 6 sites paving the way for early sales of Cray Research Supercomputers. Serial Number 1 World Traveller From Cray …
A great book about the early days ( up to 1995 ) Link on Amazon. “The Story of Seymour Cray and the Technical wizards behind the supercomputer” The Supermen Book cover Cover Blerb After a rare speech at the National Center for Atmospheric Research in Boulder, Colorado, in 1976, programmers in the audience had suddenly …
