CDC disk drives (was Re: what IBM system is this?)

William Donzelli wdonzelli at
Thu Jul 9 16:39:56 CDT 2015

> Wow, more than hundred of these CDC drives??? This must have been a massive
> installation! I didn't know so many disk drives could be combined with
> Cyber systems. Thanks for the insights!

Pretty much any of the big mainframes of the day - IBM, Univac, CDC,
Burroughs, and so forth - could deal with huge disk farms with
hundreds of disks. Often these farms were the largest expense of an


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