[Info-vax] And another one bites the dust....

[Johnny Billquist]

On 2022-02-15 18:21, Bill Gunshannon wrote:
> On 2/15/22 11:00, Jan-Erik Söderholm wrote:
>> Den 2022-02-15 kl. 16:46, skrev Bill Gunshannon:
>>> On 2/15/22 10:16, Dan Cross wrote:
>>>> In article <j71r42Fh9vsU1 at mid.individual.net>,
>>>> Bill Gunshannon  <bill.gunshannon at gmail.com> wrote:
>>>>> Maybe, but the push seems to be for virtualization and I saw a number
>>>>> of OpenVMS job announcements that seemed to be production floor 
>>>>> systems
>>>>> which probably can't virtualized.
>>>>
>>>> Why not?  There are reasons to virtualize systems on-prem.
>>>>
>>>
>>> I guess it depends on how you actually communicate with the
>>> devices on the floor.  When I think of production floor systems
>>> I think of cables between running machines and computers.
>>> Probably my PDP-11 past seeping through.
>>>
>>> bill
>>>
>>
>> Our VMS production support system only talks over the network.
>> Could just as well be in a VM as on the current Alpha.
>>
> 
> I thought of that afterwards. I guess a  lot of it today is PLC's
> talking to the bigger iron over the network.  But that just leaves
> me wondering how one does realtime.

Throw lots of hardware resources as the problem, and pray. That's what I 
usually see... Usually aided by the fact that a lot of situations isn't 
hard realtime.

   Johnny