[PLUG] Getting up from chair brings desktop out of suspend

Ken Stephens kennethgstephens at gmail.com
Wed Feb 21 21:18:05 UTC 2018


The mouse is sensing the vibrations you cause when scooting your chair back.

On Wed, Feb 21, 2018 at 12:00 PM, Denis Heidtmann <denis.heidtmann at gmail.com
> wrote:

> Setting anxiety aside, to address the non-EMI possibilities:
>
> I am running Ubuntu 16.04.  I use the drop-down menu entry "suspend" to
> suspend.  The keyboard is about 1 foot from the front edge of a very heavy
> wooden desk.  My hands are on the arms of a wheeled chair on a hard-wood
> floor.  The return from suspend occurs when I rise from the chair.
>
> I just ran an experiment.  I suspended the computer.  Got up carefully and
> went to the kitchen for 10 minutes.   Came back, sat in the chair, then got
> up.  It came out of suspend.  I did not even  touch the desk.  I claim
> either EMI or gremlins.
>
> -Denis
>
> On Wed, Feb 21, 2018 at 11:23 AM, Ben Koenig <techkoenig at gmail.com> wrote:
>
> > On Wed, Feb 21, 2018 at 11:09 AM, Dick Steffens <dick at dicksteffens.com>
> > wrote:
> >
> > > On 02/21/2018 10:54 AM, Denis Heidtmann wrote:
> > >
> > >> I assume this is due to static electricity creating some sort of
> > >> disturbance.
> > >>
> > >> I have an AST usb keyboard.  Keyboard presses are what normally wakes
> > the
> > >> computer.  Moving or clicking the mouse does not.
> > >>
> > >> Although this is but a minor annoyance, I would like to figure out
> what
> > >> part of my system is responding to what I assume are electromagnetic
> > >> waves.
> > >>
> > >> Ideas?
> > >>
> > >
> > > It's the anxiety sensor. I first learned of these from John, a
> technician
> > > at Prime Computer back in the late '70s. Every summer we would get a
> crop
> > > of new engineering graduates. They would often get frustrated when
> trying
> > > to boot up an machine in the lab. The tech told them it was the anxiety
> > > sensor. The machine can sense when the operator is anxious, and will
> > > respond by refusing to work correctly. John would then calmly walk up
> to
> > > the machine, flip the front panel switches a number of times, and the
> > > machine would boot up. The new engineers would always gawk in awe of
> this
> > > super tech.
> > >
> >
> > John sounds like a wise technician. It is a shame that his talents were
> not
> > able to save Prime Computer. Perhaps if he had spent less time bragging
> to
> > the newbies, the company may have stood a chance at surviving into the
> > modern era. I suppose marketing was always their strong point though.
> >
> >
> > As for the question that was asked, there are a number of reasons why
> this
> > could happen. Your keyboard is registering input, I doubt there is EMI
> > involved. If you are sure you aren't the one hitting the keyboard, then
> you
> > might have a sticky key, or the suspend feature is struggling for some
> > reason. Suspend/resume, if thats what you are using, can behave
> differently
> > from one motherboard to the next.
> >
> > Perhaps you are using a keyboard shortcut to sleep the machine, and are
> > experiencing the side effects of hardware failure? I bet Doctor Who would
> > want to know more about the specific circumstances surrounded this odd
> > problem. But of course Doctor Who wasn't able to save Prime Computer, so
> we
> > can do this without him.
> >
> > On Wed, Feb 21, 2018 at 11:15 AM, Rich Shepard <rshepard at appl-ecosys.com
> >
> > wrote:
> >
> > > On Wed, 21 Feb 2018, Dick Steffens wrote:
> > >
> > > It's the anxiety sensor. I first learned of these from John, a
> technician
> > >> at Prime Computer back in the late '70s. Every summer we would get a
> > crop
> > >> of new engineering graduates. They would often get frustrated when
> > trying
> > >> to boot up an machine in the lab. The tech told them it was the
> anxiety
> > >> sensor. The machine can sense when the operator is anxious, and will
> > >> respond by refusing to work correctly. John would then calmly walk up
> to
> > >> the machine, flip the front panel switches a number of times, and the
> > >> machine would boot up. The new engineers would always gawk in awe of
> > this
> > >> super tech.
> > >>
> > >
> > >   :-)
> > >
> > > Rich
> > >
> > > _______________________________________________
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> > >
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