That's surprising, and is the opposite of what I would expect. Are you
saying the high power usage occurs _with) nvidia-driver-390 installed?
Anyway, back on the original "latency" problem this bug is about...
It sounds like this is actually an output latency problem, related to
the nouveau
Well is does appear to solve the problem with the lag but then there is
high battery drain and the fans won't stop spinning which is also
undesireable
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I'm not sure but this seems to suggest "yes" (?):
https://wiki.ubuntu.com/UEFI/SecureBoot/DKMS
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https://bugs.launchpad.net/bugs/1756877
Title:
Input latency in
Do I have to disable secure boot for the proprietary driver to work?
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Title:
Input latency in 18.04
To manage
Please also try updating again. Just 1 hour ago we got a newer version
of libinput: 1.10.3
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https://bugs.launchpad.net/bugs/1756877
Title:
Input latency in 18.04
Also your kernel log (dmesg.txt) is showing a lot of errors from the
nouveau graphics driver. Nouveau is known to have lots of bugs, so
please try installing this one instead:
sudo apt install nvidia-driver-390
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Other configuration i have tried is with or without an external screen.
I am running the mesa graphics driver and not the proprietary Nvidia
one.
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I should note however that the problem is less noticeable today, maybe
due to some update.
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Title:
Input latency in 18.04
I am running Ubuntu from my laptop so sometime I use USB keyboard and
wireless mouse and some times just my laptop's keyboard and touch pad
and I have had this issue with both, with or without any extensions
active
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dmesg
** Attachment added: "dmesg.txt"
https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1756877/+attachment/5084789/+files/dmesg.txt
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Bus 002 Device 002: ID 8087:8000 Intel Corp.
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:8008 Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device
(4) Please also run this command on the machine and send us the output:
dmesg > dmesg.txt
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Title:
Input latency in
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