High CPU usage on xorg with ubuntu 22 with NVIDIA and external monitors
runnuing ubuntu 22.04 on a System76 Gazelle with
NVIDIA NVIDIA GeForce GTX 1650
NVIDIA Driver Version: 510.73.05
I have two external monitors monitors a
Code:
~$ xrandr
Screen 0: minimum 320 x 200, current 6000 x 3840, maximum 16384 x 16384
eDP-1 connected primary 1920x1080+0+2449 (normal left inverted right x axis y axis) 344mm x 194mm
1920x1080 59.98*+ 59.97 59.96 59.93
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DP-1 disconnected (normal left inverted right x axis y axis)
HDMI-1 connected 1920x1080+4080+2412 (normal left inverted right x axis y axis) 509mm x 286mm
1920x1080 60.00*+
1680x1050 59.88
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.
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DP-1-0 connected 2160x3840+1920+0 left (normal left inverted right x axis y axis) 527mm x 296mm
3840x2160 60.00*+ 29.98
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.
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DP-1-1 disconnected (normal left inverted right x axis y axis)
1920x1080 (0xa0) 148.500MHz +HSync +VSync
h: width 1920 start 2008 end 2052 total 2200 skew 0 clock 67.50KHz
v: height 1080 start 1084 end 1089 total 1125 clock 60.00Hz
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640x480 (0x84) 25.175MHz -HSync -VSync
h: width 640 start 656 end 752 total 800 skew 0 clock 31.47KHz
v: height 480 start 490 end 492 total 525 clock 59.94Hz
I'm also showing hidpi-daemon installed I installed the system76 driver support package
Code:
sudo ps aux | grep hidpi
2798 0.0 0.0 267956 21492 ? Sl 11:05 0:00 /usr/bin/python3 /usr/lib/hidpi-daemon/hidpi-notification
2825 0.0 0.1 442868 46680 ? Sl 11:05 0:00 /usr/bin/python3 /usr/lib/hidpi-daemon/hidpi-daemon
I've recently read an article https://support.system76.com/article...multi-monitor/ that suggested I should only configure my resolution and monitor setups in the article suggests that I should use the tool "NVIDIA X Server" but the one installed with my most recent driver pack is NVIDIA Server
Code:
$ nvidia-settings -v
nvidia-settings: version 510.47.03
The NVIDIA Settings tool.
this version does not contain a menu entry with (X server display configuration) which means I cannot set individual monitor resolutions also the only monitor connected under the driver in the current version is the DELL monitor (DP-1-0 ).
The question is what's the proper set of demons and Nvidia driver version and resolution configuration method that's recommended to kill the excessive CPU load?
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