** Package changed: nvidia-prime (Ubuntu) => nvidia-prime (Kiwi Linux)
** Changed in: nvidia-prime (Kiwi Linux)
Assignee: (unassigned) => nsnd (smnd)
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This is still happening even on Ubuntu 20.04. I even tried installing
without "Additional Drivers" checked and the problem is still there. I
tried some workarounds posted here but they don't work or they might be
out of date. Any update on this?
Zephyrus M16 - 11800H - 3070 - Nvidia Driver 470
Sebastien: I saw your request for a new bug report and it's 1912974.
Hope that helps clarify the issue.
Alberto: it isn't fixed.
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On-demand mode does not have this issue.
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https://bugs.launchpad.net/bugs/1765363
Title:
prime-select intel is not powering off the nvidia card
Status in
I have this problem on kubuntu 18.04 and ubuntu,kubuntu 20.04
dell inspiron 5110n
nvidia gt525m
nvidia driver-390
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Title:
I am also affected by this bug. I am on Kubuntu 20.04 on a Dell XPS
L502x. When I am on my Intel card, my computer reports my consumption as
around 22 W. I checked my 'nvidia-prime' package, and it is 0.8.14.
According to Vasyl, the bug should be fixed in this version, but
unfortunately it is not,
Prime select is not turning off the dgpu in Ubuntu 20.04
Laptop: MSI GE40
dGPU: GTX 760m
iGPU Intel HD4600
Driver: Nvidia 440 installed via "Additional Drivers" GUI from default
20.04 repos.
When using "prime-select intel" the iGPU is being used however the dGPU
is still powered on resulting in
Probably the file name is /lib/udev/rules.d/50-pm-nvidia.rules
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Title:
prime-select intel is not powering off the nvidia
Vasyl, your solution works, but it has a big disadvantage.
HDMI doesn't work.
I'm deleting the 80-nvidia-poweroff.rules file - HDMI works after rebooting.
Restore this file - HDMI is not working.
In general, there is a big problem with NVidia - all kinds of solutions
to the power problem never
I also have this bug. It seems that problem is on Ubuntu installer please check
that comment:
https://bugs.launchpad.net/ubuntu/+source/nvidia-prime/+bug/1877727/comments/7
I reinstall Ubuntu and NOT checked to install proprietary driver. After
Ubuntu install, I install Nvidia driver via the
Hi Alberto, thank you for the reply! It motivated me to recheck the
history of the changes for 'nvidia-prime' package.
On Ubuntu 18.04 the last released nvidia-prime package version is 0.8.8.2, it
includes fixes for related bugs:
I am pretty sure I fixed this in Ubuntu 19.10. If you use 20.04, you
shouldn't need bbswitch or any other tweaks.
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The bug is old and is getting a bit confusing, those still having issue
on focal could you rather open a new report explaining clearly what you
do, what you would expect and what happens instead? that should make
easier to review the current status
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@vasyl: I want to add to your comment.
I am in 20.04 now but until last week was using 18.04 with the same
problem. If you use the method you reported (activate runtime PM for
nvidia chip) power usage is still higher than if the chip is powered off
totally using bbswitch.
Runtime PM enabled,
@vasyl: thanks, good comment. It pays to RTFM, apparently.
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Title:
prime-select intel is not powering off the nvidia card
I confirm the issue on Ubuntu 18.04 base with kernel 4.15.0-88, NVidia
drivers 435.21 and 440.59 make no difference in the behavior. After
'prime-select intel' the nvidia driver is not loaded at all and intel
graphcs are active, but according to PowerTop the NVIDIA chip still
consumes the power.
I will report that I also tried in 20.04 -- Kubuntu, Ubuntu (GNOME), and
XFCE (as well as my main system MATE) and can report the same behavior
(no poweroff of nvidia card by default even in intel mode).
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This affects Ubuntu MATE 20.04 as well. The solution posted by Alexey_C
(alexey-acv) works to appropriately poweroff the nvidia card (state ff)
and lowers consumed power to about 6W).
Note laptop model is razer blade stealth 2019, with nvidia MX150.
By default, even in nvidia-prime intel mode,
This problem affects ubuntu 20.04 as well. Ubuntu MATE 20.04 on an razer
blade stealth (2019) laptop with nvidia MX150.
The solution posted by Alexy_C works (powers off nvidia card, i.e. lspci
reports (ff) rather than (a1))
Otherwise, even in intel mode, the card reports being powered on (a1).
Yes. I win.
I install new systemd service with timer for power off NVidia after startup.
Problem:
New laptop Lenovo S540 (2020-made) + Ubuntu 18.04 LTS with NVidia 435 driver
eats battery for 2-3 hours.
Result:
12 hours on battery.
Before that the actions from comment #43 have been taken
Hi.
I have this problem on Lenovo S540 and Ubuntu 18.04LTS
After reboot bbswitch is ON
But i look this situation:
file /etc/systemd/system/nvidia-prime-boot-service contains call
/usr/local/bin/turnoff_nvidia_at_boot, where last command change
bbswitch to OFF
#!/bin/sh
rmmod nouveau
rmmod
Same issue for me as well.
Although, I found that the standard-deviation in powerstat reduced when
running on intel under consistent settings (1 chrome tab running
YouTube). NVIDIA (av: 33.76 Watts, std: 11.07) and INTEL (av: 31.60
Watts, std: 2.36).
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Ubuntu 18.04
MSI GE62VR 7RF - Apache
Same issue for me
Ubuntu 19.04
MSI Q60 - Ghost
GeForce GTX 1060 Mobile
Intel GPU
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Title:
prime-select intel is not
Same issue for me. Power consumption ~10W higher than normal on intel
mode.
Linux Mint 19.3 Cinnamon
Dell 7577
NVIDIA Corporation GP106M [GeForce GTX 1060 Mobile]
Kernel: 5.0.0-37-generic
Can anyone help me turn of dGpu...
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Same issue for me. Power consumption ~10W higher than normal on intel
mode since some update around that happened around this past month.
Previously had to use the command echo 'auto' >
'/sys/bus/pci/devices/:01:00.0/power/control' (from powertop's
tunables) to shut down the dGPU but otherwise
Same issue for me. Nvidia is not powered off in intel mode. Cause
massive battery drain, powertop shows value between 30-40 W.
Ubuntu 18.04.3, gdm3
MSI GS65 Stealth, Nvidia GTX 1070 MaxQ
nvidia-prime version 0.8.8.2
Its strange that nvidia powering off in intel mode worked before on
18.04. Then
Same issue for me.
Ubuntu 18.04, lightdm
MSI GS65 Stealth, Geforce GTX 1660 Ti
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Title:
prime-select intel is not powering
This still happens after the 18.04.2 update.
My card is a MX150.
I have to power off the card by bbswitch every time I boot my laptop.
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This is affecting me with nvidia-prime 0.8.10 on Cosmic. Is that
relevant here or should I report a new bug?
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Title:
This issue should be fixed by the bug:
https://bugs.launchpad.net/ubuntu/+source/nvidia-prime/+bug/1778011
Please test the proposed packages or wait for the release channel.
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Hey Tim! Not sure what was going on before (Mind must have been hazy
after a full day of trying to fix this) but it actually is working now.
I went from >20W to 8.5W, and my battery life went from ~6 hours to
~11.5 hours. Really a dramatic difference and now I'm getting the
battery life that was
Hi Ryan, my solution uses bbswitch to turn off the card, which is what Ubuntu
used before 18.04. If it works for your hardware in 16.04 (up to and including
17.10) it will work in 18.04. Also if it was working and then stopped working,
it must be something you did.
If you'd like support
Dell XPS 15 9570 with GTX 1050ti (mobile)
None of the above solutions worked, and while at first Tims solution
appeared to work, I was still using > 20w ...
I've been enjoying 18.04 otherwise but as a student often in classes
without chargers, battery life is too important to me. I'll be
this is the only solution that worked for me: https://goo.gl/vivchV
running ubuntu 18.04 after upgrade from ubuntu gnome 16.04.5
CPU intel i7-2670QM
GPU NVidia 525M
this solution is perfect for me! no bugs no lag nothing everything is super
stable!
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Still no fix in official repos?
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Title:
prime-select intel is not powering off the nvidia card
Status in nvidia-prime
I applied the tweak of Tim (#46) on my Medion P6812 with a NVIDIA
Corporation GF116M [GeForce GT 555M/635M].
After a clean install of Ubuntu 18.04.1 with the application of the
Nvidia driver (switching to Intel) the power (by powertop) went from
approx. 18 W to 9 W (tlp also installed and
I am experiencing the same problem on a Dell XPS 9550 with a GTX 960M.
I just upgraded from 16.04 where prime-select was able to power the
graphics card down with bbswitch.
Strangely enough even nouveau is perfectly capable of powering down the
card if it does not have nouveau.run-pm=0 which
Same problem with Lenovo Legion Y520.
Intel HD 640 / Nvidia GTX 1050 Ti
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Title:
prime-select intel is not powering off the
Setting "nouveau.modeset=-1" does not help here. My DELL XPS L502X is
still running hot:
~$ sudo service lm-sensors status
● lm-sensors.service - Initialize hardware monitoring sensors
Loaded: loaded (/lib/systemd/system/lm-sensors.service; enabled; vendor
preset: enabled)
Active: active
I've made a few tweaks which you can see here
https://github.com/timrichardson/Prime-Ubuntu-18.04
it now works between reboots. I should do a fresh install to make sure
it works without action. For example, I've made a note that after
install I did
sudo systemctl enable prime-socket
the
@tombuntus and @ mhr3
thanks for your help. I followed all the steps but do not seem to have
successfully changed anything on my system. Still the same powerconsumption.
And the two commands you said you had to run (echo "OFF">/proc/acpi/bbswitch,
and sudo tee /proc/acpi/bbswitch
Thanks @tombuntus, works on my xps 9560 as well, even though I had to
run `echo "OFF">/proc/acpi/bbswitch` after reboot. Also fixes problems
with suspend.
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Ok, here's more complete detail, for 18.04. Do same as before with
kernel param nouveau.modeset=0 (I think this is probably dumb of me, but not
sure)
sudo apt install nvidia-prime
sudo prime-select intel
sudo apt install bbswitch-dkms
then, the last part is a little different:
sudo gedit
Here's my workaround, running on xps 15" with 1050.
sudo apt install nvidia-prime
kernel param nouveau.modeset=0 (I think this is probably dumb of me, but
not sure)
sudo prime-select intel
sudo apt install bbswitch-dkms
add bbswitch to /etc/modules by
sudo gedit /etc/modules
and add the
Matthieu's code is the best solution I've seen, as long as you are ok with
lightdm.
The multi-dispatch aspects of the new module are a good simplification,
Matthieu's approach looks like it's now easy to switch between intel and hybrid
modes; he just blacklists modules.
Dear maintainers, it
My solution also works around another bug which causes Ubuntu to default
to a low framerate (40Hz for me) by using the intel driver instead of
the modesetting driver and using custom modeline settings. If you don't
want that remove the monitor config file and adapt the makefile.
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For anyone who is looking for a solution to their problem with newer Nvidia
cards and the regression that you need to reboot to switch graphics:
https://github.com/matthieugras/Prime-Ubuntu-18.04
I solved the problem by using bbswitch instead of nouveau to switch off
the graphics cards and
I'm now using a mainline 4.17rc6 kernel, and it looks like ACPI errors
are gone, however nouveau will still make my system unstable, causing a
freeze on using `lspci` and on graphical login.
For systems with a GTX 1050/ GTX 1050 Ti, relevant bugs on nouveau bug tracker
are:
Let's try to let nouveau turn off the dGPU with a mainline 4.17rc6 kernel,
probably available as DEB packages tomorrow (21/05/2018) from
http://kernel.ubuntu.com/~kernel-ppa/mainline/.
See this PR: https://lkml.org/lkml/2018/5/18/159
It includes an ACPI fix critical for Optimus laptops (making
Please note that
RUNTIME_PM_DRIVER_BLACKLIST="amdgpu nouveau nvidia radeon"
is TLP's default (happens too if the line is commented), so if you don't want
to blacklist any driver you have to set
RUNTIME_PM_DRIVER_BLACKLIST=""
as TLP config file's comments warn us about this trick.
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I forgot a bootparameter: "nouveau.modeset=0".
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Title:
prime-select intel is not powering off the nvidia card
Status in
Following worked for me to get the dgpu switched off on an xps 15 9560.
1. Purge nvidia
2. Install nvidia and do not reboot
3. Install bumblebee-nvidia
4. Set bootparameters are to acpi_rev_override=1 and i915.modeset=1
If you have tlp installed uncomment:
#RUNTIME_PM_DRIVER_BLACKLIST="amdgpu
Thanks Loris,
ok. I have a laptop with a 1070 maxq, so i guess this does not work
then. Guess I'll have to wait for an official fix then.
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Same here, NVIDIA Quadro M2000M (GM107GLM).
I can turn it off with acpi-call-dkms
echo '\_SB.PCI0.PEG0.PEGP._OFF' > /proc/acpi/call
But it freeze on reboot or suspend.
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@Stefan: When you're using nouveau.runpm=-1, nouveau is always used to
dynamically power down the card. This works because a Dell XPS 9550
ships with a GeForce GTX 960M, which nouveau is actually able to power
down, unlike the more recent XPS 560 with a GTX 1050.
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@Noam Mor:
What driver did you use then? I tried it and it just booted into a black
screen.
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Title:
prime-select intel is
Changing nouveau.runpm=0 to nouveau.runpm=-1 in /etc/default/grub, and
then running update-grub, fixed the issue. Back to 6W. Dell XPS 9550.
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To manually disable you discrete graphics card:
sudo systemctl disable nvidia-fallback
sudo -s
root@system:
modprobe -r nvidia && modprobe bbswitch && echo "OFF">/proc/acpi/bbswitch &&
logger Nvidia OFF
the last set of commands have to be re-entered after reboot but it gets
the job done for
I tried this on my Dell XPS 15 but without nouveau.runpm=0 the login
freezes. With it on the GTX 1050 doesn't really turn off. Any clues?
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I confirm, when you delete the nouveau.runpm=0 option from grub (no need
to force the -1 value if you just modify the grub file, it's default if
@nepenthes is right), you get :
sudo cat /sys/kernel/debug/vgaswitcheroo/switch
0:IGD:+:Pwr::00:02.0
1:DIS: :DynOff::01:00.0
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On my machine even removing nouveau.runpm=0 didn't work, Nouveau was not
able to turn off the card.
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Title:
prime-select
Correction. I run command of Alain Rouet (alain-rouet):
# sed -i "s/boot_params\['nouveau.runpm'\] = '0'/boot_params\['nouveau.runpm'\]
= '-1'/" /usr/bin/prime-select
And output of the coomand cat /sys/kernel/debug/vgaswitcheroo/switch was
different. Now it's:
0:IGD:+:Pwr::00:02.0
1:DIS:
Confirm on Lenovo ideapad 520S-14IKB (Intel i5-7gen, Nvidia 940MX , Intel
620HD).
On Ubuntu 17.10 (Nvidia driver 390.48 from ppa:graphics-drivers/ppa
ppa:graphics-drivers/ppa) prime-select worked fine.
On Ubuntu 18.04 prime-select not turn off nvidia (driver from ppa and driver
from
Confirming on Dell XPS 15 9560; Nvidia is not power-down when prime
selecting Intel: I am now on 13W with TLP enabled... 17.10 would give me
about half of that.
In addition, I cant suspend properly. Half of the times it will freeze
an I need to force power down...
Together with
Can confirm on a Dell XPS 9550 - power draw went from ~7W to ~20W after
updating to 18.04, even with prime-select intel.
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I can confirm the same issue on 18.04 using Gigabyte AERO 15x v8 with
Nvidia GTX 1070 MaxQ. The `prime-select intel` method leaves the card
powered on, even though the vgaswitcheroo/switch indicates it's off -
the system power draw is ~ 20W.
After installing bbswitch and turning the card off that
So pascal based gpu cant be turned of because powermanagment for nouveau
is broken and disabled? And the loaded nouveau driver is causing freezes
and slow down and instabilities?
Is there a workaround? Or does Ubuntu 18.04 break every laptop with an
pascal gpu.
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This is a regression, with xubuntu 17.10 prime worked fine.
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Title:
prime-select intel is not powering off the nvidia card
$ lspci | grep 3D
01:00.0 3D controller: NVIDIA Corporation GM107M [GeForce GTX 950M] (rev a2)
I should have specified it earlier, sorry.
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@Alain What's you graphics card?
nouveau.runpm=-1 is the default setting for nouveau on Optimus systems. If the
graphics card is not used, it will be powered down after 5 seconds iirc. As you
did, this can be forced in the kernel boot parameters.
Unfortunately, with this setting, systems with
I tried something this morning, since I was convinced that this problem
revolves around Nouveau power management.
I made a backup of prime-select,
# cp /usr/bin/prime-select /usr/bin/prime-select.orig
and replaced the parameter that disables Nouveau power management (as per
Seems like you're right, François. I installed Powertop on both Ubuntu 18.04
(~12.5W at idle) and Fedora 27 (~5W) on the same laptop to measure the power
comsumption. The method is not what I'd call scientific, but the difference is
big enough to tell there's indeed something wrong.
On Fedora,
Definitely not TLP-related since I experience the same difference
without TLP installed.
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Title:
prime-select intel is not
Running Quadro M1000M, no crash running Nouveau (just poor perf as
everybody)
Well, if I select intel through prime, the line nouveau.run-pm=0 is put in
kernel parameters in grub. I've excluded nvidia & nouveau from runtime pm in
tlp, to not interfere here.
The result is that I get 15 W power
Unfortunately, nouveau makes laptops with a Pascal dGPU (GeForce 10xx
series) really unstable.
For example my Dell XPS 9560 with a GTX 1050 won't boot without
"nouveau.runpm=0".
With "nouveau.runpm=0", boot will be slow, and multiple freezes with a recovery
a few seconds later will occur after
Great, thanks for testing!
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Title:
prime-select intel is not powering off the nvidia card
Status in nvidia-prime package
I didn't know about the SLI breakage, my bad.
Just did a clean install and I can confirm that it's working as it
should:
$ xrandr --listproviders
Providers: number : 2
Provider 0: id: 0x65 cap: 0x9, Source Output, Sink Offload crtcs: 3 outputs: 3
associated providers: 1 name:modesetting
When switching to Intel, nouveau is loaded manually (overriding the
blacklist), and switches off the dGPU.
The leftover /etc/modprobe.d/blacklist-nvidia.conf should be removed
when switching back to Nvidia.
P.S. We cannot enable nvidia-drm.modeset by default, because it breaks
SLI.
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So, if I understand what's happening here. When switching to Intel, both
Nouveau and the proprietary driver are blacklisted and the power
management is disabled because of "nouveau.run-pm=0" kernel parameter.
The discrete GPU is therefore always ON, but cannot be used at all.
Why not just
I confirm a power usage issue.
Dell 7510 (too !)
Ubuntu (GNOME) 18.04
Nvidia M1000M
I found that the file :
/etc/modprobe.d/blacklist-nvidia.conf
is not removed by prime when switching to Nvidia, so the module cannot be
loaded (as far I understand the stuff). When I remove it and load with
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: nvidia-prime (Ubuntu)
Status: New => Confirmed
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Running Xubuntu 18.04 by the way.
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Title:
prime-select intel is not powering off the nvidia card
Status in nvidia-prime
Same here using a Precision 7510 after selecting Intel (sudo prime-
select intel && sudo reboot) the following happens:
apr 24 07:23:10 Precision-7510 systemd[1]: Starting Fall back on nouveau if
nvidia is not loaded...
apr 24 07:23:10 Precision-7510 kernel: nouveau :01:00.0: NVIDIA GM107
However, I do not have this problem on my Thinkpad P50. The nvidia card
is definitely turned off when in hybrid graphics after prime-select
intel
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