touch screen, charging, pointer craziness

[Gary J. Kirkpatrick]

On Sat, Oct 24, 2015 at 9:26 AM, Petter Adsen <petter at synth.no> wrote:

> On Fri, 23 Oct 2015 10:36:41 +0200
> "Gary J. Kirkpatrick" <garyartista at gmail.com> wrote:
>
> > On Fri, Oct 23, 2015 at 10:28 AM, Gary J. Kirkpatrick <
> garyartista at gmail.com
> > > wrote:
> >
> > >
> > >
> > > On Fri, Oct 23, 2015 at 9:33 AM, Colin Law <clanlaw at gmail.com> wrote:
> > >
> > >> On 23 October 2015 at 08:22, Gary J. Kirkpatrick <
> garyartista at gmail.com>
> > >> wrote:
> > >> > I have a number of odd things going on.  Reverting to an earlier
> kernel
> > >> does
> > >> > not seem to make any difference.
> > >> >
> > >> > 1) sometimes the mouse pointer drags itself to launcher, which I
> have
> > >> set to
> > >> > autohide, and gets rather stucke there while it, well, vibrates.
> Sits
> > >> there
> > >> > and jiggles.  Most of the time I can drag it back and it resumes
> > >> working.
> > >> >
> > >> > 2) I have a touch screen laptop.  After 14 months of working
> perfectly,
> > >> it
> > >> > will work for a few minutes after a reboot and then refuse to work
> any
> > >> > longer.  Occasionally resetting lightdm gets it going again, but
> > >> usually for
> > >> > just a few minutes.
> > >> >
> > >> > 3) Sometimes after a reboot or removing the plug, the battery meter
> > >> shows
> > >> > that the battery is discharging.  If I remove then reinsert the plug
> > >> several
> > >> > times it will show it is charging again.  The power supply shows the
> > >> 19.2
> > >> > volts it should.
> > >> >
> > >> > I doubt these items are related other than they all started
> happening
> > >> at the
> > >> > same time.
> > >> >
> > >> > Sometimes it seems to help if I remove all power sources and hold
> the
> > >> start
> > >> > button down.  Lately that hasn't helped.
> > >>
> > >> That sounds very much like hardware.  Does the fan seem to be running
> > >> more than it used to?  If so open the back up and give it a good clean
> > >> out with a vacuum cleaner.
> > >> If that does not seem to help (or even if it does) try booting into
> > >> the ram test and leave it going for a few hours to see if it shows any
> > >> problems.
> > >>
> > >> As to the mouse, if it is battery driven then try a new battery,
> > >> though hopefully you have tried that already.  Otherwise try a
> > >> different mouse.
> > >>
> > >> Do you see anything in syslog when it starts going wrong?
> > >>
> > >> Colin
>
> > The pointer issue occurs if am using a mouse or just the touchpad.
>
> You still haven't answered if there is a mouse plugged in when this
> happens while you are using the touchpad. If there is, unplug it and
> see if the problem disappears.
>
> (From later down the thread:)
> > I failed to mention that there does not appear to be a swap partition.  I
> > did a LVM install.  I was not worried about it since at first the install
> > worked just fine without a  swap.
>
> Can you post the output of 'free'? If you need swap you can always
> create a swap file.
>
> > This laptop only provides a 2 minute memory test.  Grub provides no
> memtest
> > option.
>
> Install 'memtest86+'. That should give you a entry in the Grub menu. You
> should let it run for several hours, preferably overnight or longer.
>
> Petter
>
> --
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> "Are you sure?"
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>
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Problem happens either with mouse or just with touchpad.  It is not a mouse
issue.  It is a bluetooth mouse.  Turning it off or on makes no
difference.  Right now it is on and there is no problem.

How do I open 'free'?  I see an executable file called free.

memtest86+ is installed.

Thanks for the reply!


garyk
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