[Simh] Regarding "Cutler THE father of VMS" myth

Clem Cole clemc at ccc.com
Sun Mar 8 17:25:24 EDT 2015


Yep

On Sun, Mar 8, 2015 at 4:48 PM, Johnny Billquist <bqt at softjar.se> wrote:

> On 2015-03-08 21:39, Clem Cole wrote:
>
>>
>> On Sun, Mar 8, 2015 at 8:23 AM, Sergey Oboguev <oboguev at yahoo.com
>> <mailto:oboguev at yahoo.com>> wrote:
>>
>>     If so, he may have a claim to inventing (a hint at) a microkernel
>>     concept. ;-)
>>
>>
>> ​Dykstra invented the ukernel -- its the THE kernel:
>> https://en.wikipedia.org/wiki/THE_multiprogramming_system
>>
>> The paper itself is
>> http://uosis.mif.vu.lt/~liutauras/books/Dijkstra%20-%
>> 20The%20structure%20of%20the%20THE%20multiprogramming%20system.pdf
>>
>> And all kernel hacker should read it some time.  It where the idea of
>> semaphores are defined and the idea of "up" and "down" - (aka P/V).
>>
>
> Well, in all fairness, semaphores were used on railways already in the
> 19th century...
>
>         Johnny
>
> --
> Johnny Billquist                  || "I'm on a bus
>                                   ||  on a psychedelic trip
> email: bqt at softjar.se             ||  Reading murder books
> pdp is alive!                     ||  tryin' to stay hip" - B. Idol
>
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