0

I'm running Arch Linux with KDE DE on a Samsung model RT500M5K. It comes with a NVIDIA OPTIMUS (as far as I understood a hybrid NVIDIA/intal video card). I'm using a XFS file system. I'm planning to use just intel video card for the moment so I installed xf86-video-intel only, without any nvidia driver. My problem is the following: when I suspend the PC on ram (no matter how: closing the lid, explicitly pushing the button, with systemctl suspend) sometimes everything is fine, and some other times I'm not able to wake my PC up anymore. More specifically: when the process is normal the screen is turned off, the status led switches off and then, by pressing the power button or opening the lid, the PC wakes up and it is ready to go. In some other cases it happens that the screen is turned off but the led does not switch off and, then, the PC cannot be woken up in any way. The only way to use it again is to hard reset it (even SysRq commands do not work). The last line (lines previous than these are of journalctl of the botched suspension are

Nov 07 23:48:12 workpc org_kde_powerdevil[703]: powerdevil: Pausing all media players before sleep
Nov 07 23:48:12 workpc kdeinit5[608]: bluedevil: About to suspend
Nov 07 23:48:12 workpc NetworkManager[401]: <info>  [1573138092.0436] manager: sleep: sleep requested (sleeping: no  enabled: yes)
Nov 07 23:48:12 workpc NetworkManager[401]: <info>  [1573138092.0437] device (enp2s0): state change: unavailable -> unmanaged (reason 'sleeping', sys-iface-state: 'managed')
Nov 07 23:48:12 workpc ksmserver[650]: lock called
Nov 07 23:48:12 workpc ksmserver[650]: Lock window Id:  27262983
Nov 07 23:48:12 workpc ksmserver[650]: CreateNotify: 27262983
Nov 07 23:48:12 workpc ksmserver[650]: CreateNotify: 27262985
Nov 07 23:48:12 workpc NetworkManager[401]: <info>  [1573138092.0584] device (p2p-dev-wlp1s0): state change: disconnected -> unmanaged (reason 'sleeping', sys-iface-state: 'managed')
Nov 07 23:48:12 workpc NetworkManager[401]: <info>  [1573138092.0588] manager: NetworkManager state is now ASLEEP
Nov 07 23:48:12 workpc ksmserver[650]: CreateNotify: 4194308
Nov 07 23:48:12 workpc kscreenlocker_greet[816]: Qt: Session management error: networkIdsList argument is NULL
Nov 07 23:48:12 workpc ksmserver[650]: CreateNotify: 4194312
Nov 07 23:48:12 workpc ksmserver[650]: CreateNotify: 4194320
Nov 07 23:48:12 workpc ksmserver[650]: CreateNotify: 4194325
Nov 07 23:48:12 workpc kscreenlocker_greet[816]: kf5.kconfig.core: couldn't lock local file
Nov 07 23:48:12 workpc kscreenlocker_greet[816]: file:///usr/share/plasma/wallpapers/org.kde.image/contents/ui/main.qml:76:9: Unable to assign [undefined] to QStringList
Nov 07 23:48:12 workpc kscreenlocker_greet[816]: file:///usr/share/plasma/wallpapers/org.kde.image/contents/ui/main.qml:75:9: Unable to assign [undefined] to int
Nov 07 23:48:12 workpc ksmserver[650]: CreateNotify: 4194327
Nov 07 23:48:12 workpc ksmserver[650]: CreateNotify: 4194329
Nov 07 23:48:12 workpc ksmserver[650]: MapNotify: 4194327
Nov 07 23:48:12 workpc ksmserver[650]: CreateNotify: 46138389
Nov 07 23:48:12 workpc ksmserver[650]: CreateNotify: 4194331
Nov 07 23:48:12 workpc ksmserver[650]: MapNotify: 27262983
Nov 07 23:48:12 workpc systemd[1]: Reached target Sleep.
Nov 07 23:48:12 workpc systemd[1]: Starting Suspend...
Nov 07 23:48:12 workpc systemd-sleep[826]: Suspending system...
Nov 07 23:48:12 workpc kernel: PM: suspend entry (deep)

How can I solve this problem?

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy

Browse other questions tagged or ask your own question.