** Bug watch added: gitlab.gnome.org/GNOME/mutter/-/issues #398
https://gitlab.gnome.org/GNOME/mutter/-/issues/398
** Also affects: mutter via
https://gitlab.gnome.org/GNOME/mutter/-/issues/398
Importance: Unknown
Status: Unknown
** Summary changed:
- Desktop briefly becomes unre
** Summary changed:
- Desktop briefly becomes unresponsive when typing on 2 keyboards at the same
time
+ Desktop briefly becomes unresponsive when typing on 2 keyboards at the same
time in Xorg sessions
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Anyone affected by this bug should probably discuss it upstream where
the developers can see:
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/1858
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I had the same situation, first on ubuntu 20.04 and now still on ubuntu
20.10.
I have USB keyboard nad usb mouse. I am using mapping for my USB mouse
(btnx-config library) so I can map my button as keyboard keys, I was
noticing small freezes but I though it was library problem. But later I
wanted
I had the same log but the action was different.
Situations where I get the same messages:
- connect/disconnect my secondary keyboard
- when I press a key on the first keyboard and then I press the key on the
second keyboard
- on same keyboard: pressing on a letter key and then using an FN key
co
Moving to upstream bug: https://gitlab.gnome.org/GNOME/gnome-
shell/-/issues/1858
** Changed in: gnome-shell
Remote watch: gitlab.gnome.org/GNOME/gnome-shell/-/issues #2872 =>
gitlab.gnome.org/GNOME/gnome-shell/issues #1858
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** Tags added: performance
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Title:
Desktop briefly becomes unresponsive when typing on 2 keyboards at the
same time
To manage notifications ab
I recently bought the R-GO Split keyboard too and on Ubuntu 20.04 (Gnome) it
was very laggy.
What I did to get rid of the lag was to simply switch from Gnome to KDE Plasma
Desktop. Switching to Wayland worked too, but unfortunately, Wayland was
causing problems with Skype and Audacity. So that's
If you have any information about this bug then please put it in the
upstream issue for the developers to see:
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/2872
** Tags added: bionic focal
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This issue still happens on Ubuntu 20.04. I use a laptop with Bluetooth
keyboard. I couldn't use media keys like volume up and down due to the
large delay. Even if I use the media keys in a single keyboard, the
delay happens.
Post #8 solution works for me. Make sure to restart after applying the
f
I got this too, comes out of nowhere, typing stalls for a second or two,
sometimes the keystrokes are remembered, and typed a bit later, other
times they're just dropped and i sit and look at the screen, then try
typing and the letter shows up, very annoying for a developer.
Danish keyboard layout
Hi :)
I also have the R-Go Tools Split keyboard and is having the exact same
issue no Ubuntu 20.04. I also had the same issue on Ubuntu 18.04.
But I found a way to fix it. If I change the display server from
X11/Xorg to Wayland then the problem goes away! :D I just followed this
guide:
https:/
On the Firefox issue:
https://bugzilla.mozilla.org/show_bug.cgi?id=1640535
> There is now quite a lot of input delay. Touch-typists typing with one
hand on each keyboard will easily out-pace Firefox's ability to display
what they are typing. The problem persists until Firefox is restarted.
That i
Hey there, thanks for the discussion, it's helped me find a way around
this problem.
I also use an R-Go split keyboard. I had the input lag issue OS-wide on
Elementary OS and Pop OS. The issue disappears on Wayland.
After switching to Regolith, which uses gnome-flashback, the issue is no
longer t
Nicolas,
If disabling 'Ubuntu AppIndicators' worked for you then it was probably
bug 1849142. Please go to bug 1849142 and help to test the proposed fix
for that.
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I have updated to 20.10 and can confirm disabling scroll lock workaround
is still working.
Another thing i've just realized is without this hack, there is a huge
lag during lock/unlock/login animations. Commenting scroll lock line in
/usr/share/X11/xkb/symbols/br made animations a lot better.
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@vanvugt thanks for the tip.
Since disabling Ubuntu AppIndicators I didn't experience the problem.
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Title:
Desktop briefly becomes unresponsive w
That's concerning. What if you open the Extensions app and disable
'Ubuntu AppIndicators'?
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Title:
Desktop briefly becomes unresponsive when typi
In my case the problem was the Discord app. When it's open I get severe
input lag (kb/mouse) on Chrome and other apps.
Don't know if it's the same bug as reported here but the symptoms match.
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After updating to Ubuntu 20.10 the problem is back.
Brazilian ABNT2 keyboard layout.
Commenting the modifier line is not a valid workaround anymore.
//modifier_map Mod3 { Scroll_Lock };
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** Also affects: mutter (Ubuntu)
Importance: Undecided
Status: New
** Changed in: mutter (Ubuntu)
Status: New => Confirmed
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Title
Same issue here with R-Go split
Interestingly I found one configuration that works, but horribly breaks other
things:
first, have a look with xinput
$ xinput
⎡ Virtual core pointer id=2[master pointer (3)]
⎜ ↳ Virtual core XTEST pointerid=4[sl
** Bug watch added: gitlab.gnome.org/GNOME/gnome-shell/-/issues #2872
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/2872
** Also affects: gnome-shell via
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/2872
Importance: Unknown
Status: Unknown
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I use Ubuntu 20.04 and I have the same problem.
A similar bug I reported here:
https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1895486
After some use, I noticed a delay when using keyboard media controls
(for example: increase volume audio).
The first time I push these key Gnome hangs
I'm using Ubuntu 20.04, and fixed this issue with the workaround by Wiggy boy
(Thanks!):
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/1858#note_818548
(and I also had to enable the "Source code" source as explained here:
https://askubuntu.com/questions/496549/error-you-must-put-some-sourc
Had Found this because [https://github.com/federico-terzi/espanso/] severely
froze my desktop when expanding text snippets.
Disabling Scroll lock did solve it.
Using Pop!_OS 20.04 LTS.
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I am using 20.04 & used this Workaround to fix it. Input lag is gone.
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Title:
Desktop briefly becomes unresponsive when typing on 2 keyboards at
Have the people on 20.04 tried #41 ?
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/1858#note_818548
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/1858#note_857572
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The #33 advice works on "19.10" but not on "20.04" bringing the system
into "oh, no"-state.
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Title:
Desktop briefly becomes unresponsive when typ
Is there another way to report this bug since it was opened quite long
ago?
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Title:
Desktop briefly becomes unresponsive when typing on 2 keyboar
I have a Drevo BM87, running on Ubuntu 20.04, and the problem
prevails I hope the issue can be fixed soon, because otherwise it
renders the external keyboards pretty much useless.
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htt
I just bought the R GO Split keyboard and experiencing the same issue on
Ubuntu 20.04. Very unfortunate that it hasn't been solved yet.
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Title:
D
For anyone looking for some closure, I doubt you'll see a fix for this
anytime soon. So the best I can offer to you all is a little hack/fix
you can do yourself. You can find it in the upstream bug over at gitlab.
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/1858#note_818548
Best of luck t
In addition to the two-keyboards thing, I'm also experiencing this
problem using the Sidewinder X4 keyboard when holding more than 6
simultaneous keys. According to xev, this keyboard also sends
MappingNotify events when it gets to that point.
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I've created a $50 bounty: https://www.bountysource.com/issues/91397439
Please, support and spread the word for those who can help to fix this issue.
** Bug watch added: www.bountysource.com/issues #91397439
https://www.bountysource.com/issues/91397439
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This problem also affects me. I used the method of downgrading and it
really worked. However, I don't know what I'm gonna miss out because of
that downgrade.
I also discovered a problem that only exists using a splitted keyboard:
For logging in to Ubuntu, the shift keys don't work.
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I'm having the same problem in Ubuntu 20.04 in XPS L502x.
I frequently use my laptop pluged in a external keyboard and mouse (logitech
K270)
Thank you.
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I've the same issue in 19.10. Since I use Portuguese Brazil layout, I
was able to circumvent this problem using the Pedro Palhares (Post #8)
suggestion.
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Please use this Wiki-report at https://askubuntu.com/a/1195394/439867
with more details and evidences abiut this bug. Please more attention
here, it affects many testimony and thousands of pageviews in the
report's page.
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B
works also without the init command
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Title:
Desktop briefly becomes unresponsive when typing on 2 keyboards at the
same time
To manage notific
One guy (Wiggy boy Wiggy boy ) found a fix:
from:
https://gitlab.gnome.org/GNOME/gnome-shell/issues/1858
I'm trying out some stuff on Ubuntu 19.10 right now actually.
If you wanna help me or guide me I'd be more than happy to receive your help.
Send me an email REMOVED .
EDIT:
I think I've got
Upstream bug: https://gitlab.gnome.org/GNOME/gnome-shell/issues/1858
** Bug watch added: gitlab.gnome.org/GNOME/gnome-shell/issues #1858
https://gitlab.gnome.org/GNOME/gnome-shell/issues/1858
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I know nothing about Linux/Ubuntu and how it works, but I'm also having
this issue, with a R-Go split keyboard. I find it very cool that one can
use 'xev -event keyboard` to get an idea of what's happening behind the
curtain. And it made me research. According to this link:
https://tronche.com/gui/
This issue was fixed in Ubuntu 19.10. I switched from 18.04 to Eoan on
2th September and the bug was gone. Unfortunately one month later,
somewhere around the beginning of October I upgraded my 19.10 system and
the bug was present again. Awesome! :D
Since I am a newboy to Linux I dont know ho to r
Actually this issue *is* affecting Ubuntu Mate 19.10, it's just not as
noticeable but definitely there.
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Title:
Desktop briefly becomes unrespons
This issue is not fixed in Ubuntu 19.10 (at least as of today). To
reiterate this issue isn't present in Wayland, only Xorg. Also this
issue was present for me in Kubuntu 19.10, but not in Ubuntu Mate or
Xubuntu 19.10.
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I've bought a KeyMouse split keyboard and cannot use it because of this
delay. Their support is aware of this issue but do not want to help
fixing. https://www.keymouse.com/forum/large-lag-between-keystroke-and-
response
If it is fixed in Gnome mutter, does it mean it will be available in Ubuntu
I have the same issue, but when using 1 keyboard and the xdotool. I use
xdotool to input keypress like XF86AudioPlay, and others multimedia
keys. This only happen when using the gnome. In wayland there is no such
issue. The real keyboard does not have the multimedia keys. The system
became shortly
Maybe this helps to find the cause for this bug:
When I run `xev -event keyboard` and press some keys, I see a KeyPress
and a KeyRelease event for every key. When I press a key on another
keyboard, I see a MappingNotify event first and then a KeyPress and a
KeyRelease event:
KeyPress event, seri
Same problem here. When I run htop while reproducing this bug, I can
tell that shortly after the freeze, this command is using over 90 % CPU:
/usr/lib/xorg/Xorg vt2 -displayfd 3 -auth /run/user/1000/gdm/Xauthority
-background none -noreset -keeptty -verbose 3
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I have the same problem on 18.04. The trick mentioned above with
removing scroll lock and changing input language seemed to make the
delay smaller but still quite annoying. I am typing this in a Wayland
session now and have 0 delay!
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I bought a Logitech K840 mechanical keyboard couple days back I noticed
the lag in 18.04 and 18.10 if I press a lot of keys at the same time.
And I've verified that it only happens in GNOME. I haven't tried it in
Wayland though. I didn't notice this issue with my previous bluetooth
keyboard.
--
Y
I just upgraded from 18.04 to 18.10, and the problem is still there for
me.
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Title:
Desktop briefly becomes unresponsive when typing on 2 keyboar
Dominik, unfortunately not something that doesn't involve replacing Xorg
or Gnome. Maybe it's been unintentionally fixed in 18.10, but I haven't
had the time to try the beta.
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I don't think that will be addressed soon (or at all). Has anyone found
a working workaround yet?
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Title:
Desktop briefly becomes unresponsive wh
To anyone responding to this issue because it also affects them:
Remember to click "This bug affects me" at the top of this page, to
increase the likelihood that somebody will dig into the problem some
day. Thanks! :)
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I too have issues with keyboard input lag on Ubuntu 18.04. I've made
sure I'm current on all updates, I'm using the US layout and my language
is set to English.
In my case I am using a KeyMouse Track (which the OS recognizes as two
separate keyboards) but I have confirmed that it isn't related to
> I have exactly the same problem with an R-go split keyboard
Great to see some confirmations!
For anyone skimming the comments, I'd like to emphasise that this is
_not_ an R-Go specific issue. It can be reproduced by typing on any 2
connected keyboards at the same time. So it's a more general pr
I have exactly the same problem with an R-go split keyboard. Makes
Ubuntu basically unusable unfortunately. Changing the keyboard layout
doesn't help anything.
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I realized if i set the layout "Portugues (Brasil)" without patching the
file, the problem is even worse.
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Title:
Desktop briefly becomes unrespo
> So, if you're hammering away on the keyboards at the same time, do you
still get the freeze, even with your fix? (Please, test it!)
Yes, the fix i did solved the lag everytime i switched keyboards. The
problem is a small lag still happen if i hit the two keyboards at the
same time. As i only typ
>Did you set the language to English as well?
Yes, I always use the English interface, if that is what you mean.
> if you type two keys at the same type (which happens when you type too
fast) (...)
So, if you're hammering away on the keyboards at the same time, do you
still get the freeze, even
Did you set the language to English as well? I've tried in Ubuntu and it
worked as well.
BUT I just found out that my solution may not solve your problem.
Although it removes the lag between keypresses, if you type two keys at
the same type (which happens when you type too fast), there is a small
Interesting findings, Pedro. How did you come up with that? What led you
in this direction? Did you have a change to try this in Ubuntu yet?
However, this fix doesn't work for me. Switching from Danish layout to
English does not get rid of the lag (I tried both US and UK English
layouts; don't kno
The only problem is the scroll lock key is no longer useful, but i dont
use it, anyway.
PS: The keyboard layout which the bug is not present is US and not EUA
like i said.
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After being annoyed by this bug for a long time, i started digging and
found a workaround. Today i found that the bug is only present when i'm
using certain keyboard layouts ("Portugues (Brasil)") and was not
present when i changed the layout to EUA and language to English (need
to set them both to
Now that other have marked themselves as affected, I'm trying to add a
package, hoping that it will increase the chance that someone will look
into it, although I'm not sure this is a Gnome bug (as mentioned
earlier).
** Package changed: ubuntu => meta-gnome3 (Ubuntu)
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Same happens to me.
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Title:
Desktop briefly becomes unresponsive when typing on 2 keyboards at the
same time
To manage notifications about thi
This bug can be easily triggered by typing with two keyboards, Everytime
you switch from one keyboard to the other, there is a lag. If you type
fast enough you can even freeze the application. Other way to trigger
this bug is to use xbindkeys with xautomation, everytime i try to
simulate keyboard t
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: ubuntu
Status: New => Confirmed
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Title:
Desktop brie
I'm glad I found this, because it affects me too. I have the Same
problem in gnome, but the problem is not present in plasma. I tried
gnome with other OS and the bug didn't occur either.
It is very annoying and I could not find a workaround.
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> It is important that bug reports be filed about source packages so
that people interested in the package can find the bugs about it
Sure! But I have no qualified guess.
I did some additional testing today, which may be helpful to others, but
confused me a bit more:
I installed Plasma, and here
Thank you for taking the time to report this bug and helping to make
Ubuntu better. It seems that your bug report is not filed about a
specific source package though, rather it is just filed against Ubuntu
in general. It is important that bug reports be filed about source
packages so that people
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