[Info-vax] What are the earliest DEC operating systems you worked with ?

Jeffrey H. Coffield jeffrey at digitalsynergyinc.com
Thu Mar 4 13:40:53 EST 2021



On 03/04/2021 10:28 AM, Arne Vajhøj wrote:
> On 3/4/2021 12:20 PM, Chris Townley wrote:
>> On 04/03/2021 16:50, Marc Van Dyck wrote:
>>> Simon Clubley laid this down on his screen :
>>>> What are the earliest DEC operating systems you worked with ?
>
>>> University, 1980. VAX/VMS V2.0 on a VAX 780.
>>> 2,5 GB of memory, 3 disks of 72 MB each, a tape drive, and 40 serial
>>> lines hooked to VT100 or LA120 (for APL, we were FT site) terminals.
>>> Ah yes, and two LPxxx printers and a card reader.
>>> Never left VMS after that, till now...
>
>> That was a vast amount of memory then!
>>
>> We ran a full production setup with 80 odd users in 1990 with 32Mb
>
> I strongly suspect that it was a typo.
>
> I don't think you could stuff 2.5 GB in a 780 and at 1980 RAM prices
> it would be crazy expensive.
>
> Arne
>
Vax 11/780 max memory was 64MB.

Jeff



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