ubuntu-x-swat team mailing list archive

[Marcus Haslam <marcus.haslam@xxxxxxxxxxxxx>]

I'm out of the office until 1st August.

On 28 Apr 2011, at 21:06, Bryce Harrington <124406@xxxxxxxxxxxxxxxxxx>  
wrote:

> Regarding splitting the bug reports up rather than having this one
> gargantuan 300+-post bug...
>
> I do typically prefer having separate bug reports per person/ 
> machine, as
> having to read through hundreds of comments is akin to having to  
> read a
> car manual just to change a flat tire... :-)  These long thread bugs
> also tend to accumulate people with similar-but-not-the-same bug, so
> that adds confusion and also makes it less likely that we can get  
> *all*
> the problems solved (and makes it hard to verify fixes).
>
> However, in this case, the general underlying issue is the X.org input
> handling design implementation, and I'm not sure having it broken up
> into separate bug reports will necessarily help.  Ultimately, the work
> to solve the general issue needs done upstream, and I think this bug
> report and its upstream linkages is sufficient.  So, I'll leave it  
> open
> so people can share workarounds and commiserate over it being  
> relegated
> to wishlist status and so on.  (However, note that we're going to  
> have a
> session at the upcoming UDS to discuss xserver wishlist bugs, so
> ironically setting it to wishlist should give it a bit more visibility
> this time around).
>
> The one situation where I *would* like to see separate bug reports on
> this issue is where you are encountering severe, repetitive problems.
> I.e., the keyboard goes crazy daily, or you have a set of steps that
> reproduces the problem more than half of the time.  I'd like to handle
> these individually because they are almost certainly HW-specific
> oddities and there may be things we can do to work around the issue or
> paper it over.  But be very clear in your description, and make sure  
> to
> include full debugging info and detail all the work you've done to
> diagnose it.  We may end up duping the bug reports back here, but I
> think this will make it easier for us to handle the severe exceptional
> cases.
>
> -- 
> You received this bug notification because you are a member of
> Papercutters, which is subscribed to One Hundred Paper Cuts.
> https://bugs.launchpad.net/bugs/124406
>
> Title:
>  Keyboard keys get stuck and repeat
>
> Status in GNU Emacs:
>  Invalid
> Status in One Hundred Paper Cuts:
>  Invalid
> Status in The Linux Kernel:
>  Confirmed
> Status in X.Org X server:
>  In Progress
> Status in “linux” package in Ubuntu:
>  Won't Fix
> Status in “xorg-server” package in Ubuntu:
>  Triaged
> Status in “linux” source package in Jaunty:
>  Won't Fix
> Status in “xorg-server” source package in Jaunty:
>  Invalid
> Status in Gentoo Linux:
>  New
>
> Bug description:
>  Keyboard keys such as the arrows, Alt-F4, PageUp/PageDown, etc. often
>  get 'stuck' and continue being 'clicked' even after they are
>  physically released. For example when clicking Alt-F4, sometimes it
>  gets stuck so all the windows are closed instead of just one.
>
>  My configuration is Feisty + Xgl + Compiz Fusion. My previous
>  configuration was Edgy + Xgl + Beryl, where this didn't happen.  
> Others
>  have reported the same problem without using either Xgl or Compiz.
>
>  The keyboard itself isn't the problem. When dual-booting to Windows,
>  everything works fine. Also, the problem happens with two different
>  keyboards (internal laptop, external USB).
>
>  My best guess is that the problem occurs at time of high system load.
>  Somehow during these times the key-release signal gets lost and the
>  key-press is repeated indefinitely. This happens more often with
>  Compiz configurations because Compiz tends to increase system load.  
> It
>  also happens more often with power-hungry apps like Firefox and
>  Acrobat Reader for similar reasons.
>
>  PS: When the keys would repeat all input devices would be locked up.
>  ie. mouse won't move, clicks don't do anything, keyboard presses  
> don't
>  register. Then when it becomes unstuck, the mouse moves around and
>  everything. Hope this helps.
>
>  See also this forum thread for other people with the same problem:
>  http://ubuntuforums.org/showthread.php?t=432057

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https://bugs.launchpad.net/bugs/124406

Title:
  Keyboard keys get stuck and repeat

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