[ale] "real-time" (was Linux job)

[Jack Schneider]

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Jeff Hubbs wrote:
> My understanding of the terms mirrors Kenneth's as he said at the end of 
> his message.  There's MVS-style or CDC-style batch operation, there's 
> VAX-style and UNIX-style interactive usage, and there's real-time - like 
> an autopilot or a fuel-injection system.
> 
> Kenneth W Cochran wrote:
> 
>>> From: Christopher Fowler <cfowler at outpostsentinel.com>
>>> To: Atlanta Linux Enthusiasts <ale at ale.org>
>>> Date: Wed, 29 Mar 2006 08:54:04 -0500
>>> Subject: Re: [ale] Linux job
>>>
>>> On Wed, 2006-03-29 at 08:35 -0500, Geoffrey wrote:
>>>    
>>>
>>>> Classified by who?  Microsoft I'm sure.  Does anyone else really 
>>>> consider these to be real time implementations?
>>>>      
>>>>
>>> Years ago UNIX was considered a real-time system vs what the main frame
>>> is.  The MF is not real-time.  More like job oriented.  
>>>    
>>>
>> Maybe a description/semantic difference?  E.g. maybe they're
>> using "real-time" in context of what that (roughly) meant some
>> 25 years ago as compared to "interactive?"  Seems I remember
>> the likes of PDP & VAX (RSTS & VMS respectively) being called
>> "real-time" because people/users used them in "real time" aka
>> "interactively" when Big Iron of the day (MVS & descendants)
>> was more "batch oriented" & kinda "faked it" with the likes
>> of TSO :).
>>
>> Nowadays especially I'd refer/consider "batch," "interactive"
>> and "real-time" as 3 very different scenarios.  :)
>>
>> -kc
>> _______________________________________________
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>> Ale at ale.org
>> http://www.ale.org/mailman/listinfo/ale
>>
>>  
>>
> 
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> 
Hi, Guys
QNX has been around for 10+ years to my knowledge.  Maybe longer?

http://www.qnx.com

Looks like the automotive guys like it...

Jack
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