VAX 780 on eBay

Wayne S wayne.sudol at hotmail.com
Mon Jan 3 12:45:23 CST 2022


What is the app that you guys are building? Just curiosity. I’ve heard stories of long builds, but in my time, i’ve never run into a case to be able to ask questions.

Sent from my iPhone

> On Jan 3, 2022, at 10:40, David Barto via cctalk <cctalk at classiccmp.org> wrote:
> 
> 
> 
>> On Jan 3, 2022, at 10:19 AM, Ethan Dicks via cctalk <cctalk at classiccmp.org> wrote:
>> 
>>> On Mon, Jan 3, 2022 at 12:29 PM Bill Gunshannon via cctalk
>>> <cctalk at classiccmp.org> wrote:
>>> On 1/3/22 11:50 AM, Ethan Dicks via cctalk wrote:
>>>> I'll agree with that.  We used to run 40-50 users on our 8MB 11/750
>>>> (with both CMI and Unibus disk) but it did do some swapping over 8-10
>>>> users.
>>> 
>>> You obviously didn't use the Ada compiler.  :-)
>>> 
>>> Or Eunice, for that matter.
>> 
>> Hell no!
>> 
>> 90% of our work was in C, the rest in m68k assembler (our own), VAX
>> MACRO, or FORTRAN.  We started off with Whitesmith's C then by the
>> late 80s also used DEC's VAX C.
>> 
>> Compiling all the code for our product took the 11/750 6 hours to
>> compile and link plus an additional 2 hours for an 11/730 to link
>> under a different version of VMS.  8 hours total to rebuild totally
>> from source.  Some things about the good old days weren't so good.
>> 
>> -ethan
> 
> At my current $WORK it takes a 40 core linux box with 200GB of RAM
> 22 hours to rebuild our source tree from scratch.
> 
> So for some of us it hasn’t gotten any better over the years.
> 
>    David
> 


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