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Re: [97attendees] Elevator Operation tips

joel jaeggli <joelja@gmail.com> Mon, 14 November 2016 22:49 UTC

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To: Jared Mauch <jared@puck.nether.net>, Stephane Bortzmeyer <bortzmeyer+ietf@nic.fr>
References: <a29dc956-ccb6-c493-7323-6bc46ca09d47@nostrum.com> <26345.1479134011@dooku.sandelman.ca> <20161114221722.GB16512@laperouse.bortzmeyer.org> <FA1BA401-E96B-48D7-83CF-34424470E117@puck.nether.net>
From: joel jaeggli <joelja@gmail.com>
Message-ID: <751f04d2-0d16-550e-49e0-f228372a2dc0@gmail.com>
Date: Tue, 15 Nov 2016 07:49:23 +0900
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Cc: Michael Richardson <mcr+ietf@sandelman.ca>, 97attendees@ietf.org, Adam Roach <adam@nostrum.com>
Subject: Re: [97attendees] Elevator Operation tips
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On 11/15/16 7:28 AM, Jared Mauch wrote:
> 
>> On Nov 14, 2016, at 5:17 PM, Stephane Bortzmeyer <bortzmeyer+ietf@nic.fr> wrote:
>>
>> On Mon, Nov 14, 2016 at 11:33:31PM +0900,
>> Michael Richardson <mcr+ietf@sandelman.ca> wrote 
>> a message of 63 lines which said:
>>
>>> They aren't largely unused: they seem mostly congested, and there is
>>> some difficulty figuring out which elevator is coming, because the
>>> "ding" light often changes from while one is waiting.  People wait a
>>> long time for one,
>>
>> Fully agree. The advice in the subject was quite misleading.
> 
> I’ve noticed the light comes on, but it’s not fixed until it’s flashing.  Some
> floors the ding is not audible (e.g.: Lobby, 37) so one must be actively
> polling your inputs vs waiting for interrupt to trigger event.

The elevator scheduler engages in preemption as it receives additional
interrupts.

> - Jared
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