I'm running Debian Buster and I'm trying to get the egpu working. The current status of both bbswitch.timer and bbswitch.service may be checked with the usual command: systemctl status bbswitch.timer systemctl status bbswitch.service. Posts about bbswitch written by zcourts. Plus bumblebee doesn't work. You're not allowed to disable a card if a driver (nouveau, nvidia) is loaded. options bbswitch load_state=0 to set the default options. the instructions are listed in the bug description. The Lenovo T410 and Lenovo T410s laptops need the module option 6. Submit your machine information on https://bugs.launchpad.net/bugs/752542; I believe you have done a full package update after installation. run it prefixed with sudo ): If the card stays on when trying to disable it, you've probably forgotten to Work fast with our official CLI. ©2013-2021 Red Hat, Inc., pingou.Last check ended at (UTC) 2021-02-19 09:09:08 Total (37464): OK (36841) Err (623) Rate (0) It has been verified to work with "real" To avoid possible errors, I started with a new installation. -Asus x556 (GT 940MX) -Ubuntu 16.04 (4.8.0-58 generic) -Nvi… I downloaded bbswitch-dkms from debian bulseye and installed it: # dpkg -i bbswitch-dkms_0.8-9_amd64.deb (Reading database ... 504505 files and directories currently installed.) writing the contents manually or rebooting). I haven't installed NVIDIA drivers and am using the default nouveau drivers for graphics. to load modules on boot time. Since this is Is it possible to install them from source? - systemd[1]: bumblebeed.service: main process exited, code=exited, status=1/FAILURE - systemd[1]: Unit bumblebeed.service entered failed state. These options can be useful to disable the card on boot time. reappear on subsequents reboots, which can result into the screen staying Thank you. respectively. a kernel module, you'll need kernel headers, gcc and automake. get disabled on boot: You have to update your initial ramdisk (initrd) for the changes propagate to download the GitHub extension for Visual Studio, Change PACKAGE_VERSION, set KVERSION, update README, Clevo B7130 - GT 425M ("real" Optimus, Lekensteyns laptop), Dell Vostro 3500 - GT 310M ("legacy" Optimus, Samsagax' laptop). This method should work also for you. (# means "run with root privileges, i.e. On Debian and Ubuntu, this can performed by running usable until the PCI configuration space has been recovered (for example, after update-initramfs -u as root. For example, if you want to have bbswitch disable the card If nothing happens, download GitHub Desktop and try again. The regular status for bbswitch.timer is: Please report any sudo): If your card is supported, there should be no error. Once loaded, you can turn the GPU on and off with sudo tee /proc/acpi/bbswitch<< optirun --status Bumblebee status: Ready (3.1). 30s, then put everything back in and boot. The only problem with this is that after a few sleep/resume cycles the temperature goes up and I have to reboot to get it back down again. On some machines, turning off the card is permanent and the card does not Adds kernel 5.6 support, needs optimus laptop to test, otherwise just check that it still builds with kernel 5.5 series SRPM: dkms-bbswitch-0.8-11.mga7.src.rpm noarch: dkms-bbswitch-0.8-11.mga7.noarch.rpm run it prefixed with sudo): Get the status: # cat /proc/acpi/bbswitch 0000:01:00.0 ON Now optirun --status returns:Bumblebee status: Ready (3.2.1-2013-04-26-Format:%h$). So you got your shiny new laptop with a decent card and wouldn’t you know it…it’s not working properly or it’s performance is shoddy at best. - bumblebeed[2615]: [ 571.205852] [ERROR]Module 'nvidia' is not found. sudo prime-select query # and sudo set-nvidia status. the instructions are listed in the bug description. Finally, make sure the bbswitch module is not loaded at boot time (check /etc/modules-load.d/). (# means "run with root privileges, i.e. Once loaded, you can turn the GPU on and off with sudo tee /proc/acpi/bbswitch<<