I have the same bug with fractional scaling for my Geforce 1660 Ti and 2K
monitor.
The temporary solution from kitezila has worked for me too.
~$ xrandr --verbose
Screen 0: minimum 8 x 8, current 2560 x 1440, maximum 32767 x 32767
DP-2 connected primary 2560x1440+0+0 (0x1c1) normal (normal left inverted right
x axis y axis) 597mm x 336mm
Identifier: 0x1bf
Timestamp: 178502
Subpixel: unknown
Gamma: 1.0:1.0:1.0
Brightness: 1.0
Clones:
CRTC: 0
CRTCs: 0 1 2 3
Transform: 1.000000 0.000000 0.000000
0.000000 1.000000 0.000000
0.000000 0.000000 1.000000
filter:
_MUTTER_PRESENTATION_OUTPUT: 0
CscMatrix: 65536 0 0 0 0 65536 0 0 0 0 65536 0
EDID:
00ffffffffffff0026cd3766db0b0000
301d0104b53c2278fb0c95ab554ca024
0d50542108009500a9c0a940b300d1c0
d1cae1008180565e00a0a0a029503020
350055502100001a000000ff00313135
32313934383033303335000000fd0030
4678781e010a202020202020000000fc
00504c32373932510a202020202001c6
020318f14b100504030201111213141f
23090707830100004c6b0050a0a03050
0820280855502100001a000000000000
00000000000000000000000000000000
00000000000000000000000000000000
00000000000000000000000000000000
00000000000000000000000000000000
00000000000000000000000000000062
BorderDimensions: 4
supported: 4
Border: 0 0 0 0
range: (0, 65535)
SignalFormat: DisplayPort
supported: DisplayPort
ConnectorType: DisplayPort
ConnectorNumber: 2
_ConnectorLocation: 2
non-desktop: 0
supported: 0, 1
2560x1440 (0x1c0) 241.500MHz +HSync -VSync +preferred
h: width 2560 start 2608 end 2640 total 2720 skew 0 clock 88.79KHz
v: height 1440 start 1443 end 1448 total 1481 clock 59.95Hz
2560x1440 (0x1c1) 274.680MHz +HSync -VSync *current
h: width 2560 start 2568 end 2600 total 2640 skew 0 clock 104.05KHz
v: height 1440 start 1474 end 1482 total 1488 clock 69.92Hz
2048x1280 (0x1c2) 220.250MHz -HSync +VSync
h: width 2048 start 2192 end 2408 total 2768 skew 0 clock 79.57KHz
v: height 1280 start 1283 end 1289 total 1327 clock 59.96Hz
1920x1080 (0x1c3) 204.250MHz -HSync +VSync
h: width 1920 start 2056 end 2256 total 2592 skew 0 clock 78.80KHz
v: height 1080 start 1083 end 1088 total 1127 clock 69.92Hz
1920x1080 (0x1c4) 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
1920x1080 (0x1c5) 148.350MHz +HSync +VSync
h: width 1920 start 2008 end 2052 total 2200 skew 0 clock 67.43KHz
v: height 1080 start 1084 end 1089 total 1125 clock 59.94Hz
1920x1080 (0x1c6) 148.500MHz +HSync +VSync
h: width 1920 start 2448 end 2492 total 2640 skew 0 clock 56.25KHz
v: height 1080 start 1084 end 1089 total 1125 clock 50.00Hz
1680x1050 (0x1c7) 146.250MHz -HSync +VSync
h: width 1680 start 1784 end 1960 total 2240 skew 0 clock 65.29KHz
v: height 1050 start 1053 end 1059 total 1089 clock 59.95Hz
1600x1200 (0x1c8) 162.000MHz +HSync +VSync
h: width 1600 start 1664 end 1856 total 2160 skew 0 clock 75.00KHz
v: height 1200 start 1201 end 1204 total 1250 clock 60.00Hz
1600x900 (0x1c9) 108.000MHz +HSync +VSync
h: width 1600 start 1624 end 1704 total 1800 skew 0 clock 60.00KHz
v: height 900 start 901 end 904 total 1000 clock 60.00Hz
1440x900 (0x1ca) 106.500MHz -HSync +VSync
h: width 1440 start 1520 end 1672 total 1904 skew 0 clock 55.93KHz
v: height 900 start 903 end 909 total 934 clock 59.89Hz
1280x1024 (0x1cb) 108.000MHz +HSync +VSync
h: width 1280 start 1328 end 1440 total 1688 skew 0 clock 63.98KHz
v: height 1024 start 1025 end 1028 total 1066 clock 60.02Hz
1280x720 (0x1cc) 74.180MHz +HSync +VSync
h: width 1280 start 1390 end 1430 total 1650 skew 0 clock 44.96KHz
v: height 720 start 725 end 730 total 750 clock 59.94Hz
1280x720 (0x1cd) 74.250MHz +HSync +VSync
h: width 1280 start 1720 end 1760 total 1980 skew 0 clock 37.50KHz
v: height 720 start 725 end 730 total 750 clock 50.00Hz
1024x768 (0x1ce) 65.000MHz -HSync -VSync
h: width 1024 start 1048 end 1184 total 1344 skew 0 clock 48.36KHz
v: height 768 start 771 end 777 total 806 clock 60.00Hz
800x600 (0x1cf) 40.000MHz +HSync +VSync
h: width 800 start 840 end 968 total 1056 skew 0 clock 37.88KHz
v: height 600 start 601 end 605 total 628 clock 60.32Hz
720x576 (0x1d0) 27.000MHz -HSync -VSync
h: width 720 start 732 end 796 total 864 skew 0 clock 31.25KHz
v: height 576 start 581 end 586 total 625 clock 50.00Hz
720x480 (0x1d1) 27.000MHz -HSync -VSync
h: width 720 start 736 end 798 total 858 skew 0 clock 31.47KHz
v: height 480 start 489 end 495 total 525 clock 59.94Hz
640x480 (0x1d2) 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
640x480 (0x1d3) 25.170MHz -HSync -VSync
h: width 640 start 656 end 752 total 800 skew 0 clock 31.46KHz
v: height 480 start 490 end 492 total 525 clock 59.93Hz
--
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to mutter in Ubuntu.
https://bugs.launchpad.net/bugs/1870736
Title:
[nvidia] Screen scaling 125% gives 200%
Status in gnome-control-center package in Ubuntu:
Confirmed
Status in gnome-shell package in Ubuntu:
Confirmed
Status in mutter package in Ubuntu:
Confirmed
Status in nvidia-graphics-drivers package in Ubuntu:
Confirmed
Bug description:
Procedure used:
1.
Fully updated system via apt update && apt upgrade
2.
Select the screen setup in gnome control center
3.
Click the "Fractional scaling" toggle
4.
Select 125% and click the green "use" button top right (it says "Anvend" in
dansih)
5.
Observe that the window has grown a lot, click the "use new settings" button
6.
The window tells me, I am at 200% scaling. The "200%" option is now
highlighted.
7.
Switch back to 100% and file this bug.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: ubuntu-release-upgrader-core 1:20.04.16
ProcVersionSignature: Ubuntu 5.4.0-21.25-generic 5.4.27
Uname: Linux 5.4.0-21-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu22
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Sat Apr 4 09:42:34 2020
InstallationDate: Installed on 2018-01-14 (810 days ago)
InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64
(20170801)
PackageArchitecture: all
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=da_DK.UTF-8
SHELL=/bin/bash
SourcePackage: ubuntu-release-upgrader
Symptom: release-upgrade
UpgradeStatus: Upgraded to focal on 2020-04-03 (0 days ago)
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1870736/+subscriptions
--
Mailing list: https://launchpad.net/~desktop-packages
Post to : [email protected]
Unsubscribe : https://launchpad.net/~desktop-packages
More help : https://help.launchpad.net/ListHelp