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From: cross@spitfire.i.gajendra.net (Dan Cross)
Newsgroups: comp.os.vms
Subject: Re: Semper VMS - Nuclear Mode
Date: Mon, 27 Oct 2025 10:17:49 -0000 (UTC)
Organization: PANIX Public Access Internet and UNIX, NYC
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In article <68fe962e$0$666$14726298@news.sunsite.dk>,
Arne Vajhøj  <arne@vajhoej.dk> wrote:
>On 10/24/2025 1:34 PM, Arne Vajhøj wrote:
>> On 10/24/2025 1:13 PM, Simon Clubley wrote:
>>> On 2025-10-24, Subcommandante XDelta <vlf@star.enet.dec.com> wrote:
>>>> Carry on, regardless.
>>>>
>>>> Careful with those Dongles, Eugene...
>>>>
>>>> How Charon-AXP Saved a Nuclear Power Plant from Shutdown
>>>>
>>>> https://www.stromasys.com/wp-content/uploads/2023/06/ 
>>>> Tai_Power_vax_case_study_20200622_A4.pdf
>>>
>>> The word "VMS" is not mentioned once in that document.
>>>
>>> Given the obvious real-time monitoring requirements, how do we know this
>>> is not some specialised RTOS ? It could also be some other general 
>>> purpose OS.
>> 
>> We don't know for sure.
>> 
>> But what OS are supported on Alpha today besides VMS?
>> 
>> Tru64 went out of support in 2012.
>> 
>> And it seems like a case where support does matter.
>
>Did a little googling.
>
>It seems that the last version of VxWorks to support Alpha
>was 5.5 released 2002 and EOL 2018.
>
>That was what the net said. I don't know much about VxWorks.
>I did not even know that they had supported Alpha.

VAXELN was not ported to Alpha; instead, DEC partnered with Wind
River to do a port of VxWorks to Alpha, and provided a VAXELN
compatibility library to assist porting.

Still, I doubt that's what these folks in Taiwan were using.

	- Dan C.