Hi @Viera ,
This is my testbed.
\
<file system> <mount point> <type> <options> <dump> <pass>
UUID=B917-C9C1 /efi vfat fmask=0137,dmask=0027 0 2
UUID=ec53e944-22a5-46a0-9732-cad67c8041c9 swap swap defaults 0 0
UUID=162c2fc0-77fc-4346-b9cc-0c5c8c42efa6 / ext4 noatime 0 1
sudo nano /etc/dracut.conf.d/resume.conf
add_dracutmodules+=" resume "
install_items+=" /usr/lib/systemd/system/systemd-hibernate-resume.service "
–
sudo blkid | grep swap
check loader entries if resume=UUID= are present
my Lenovo Keyboard needs this below see Keyboard summary
https://forum.endeavouros.com/t/about-immutable-and-atomic-systems/79170
sudo dracut -f --regenerate-all
testing suspend and hibernate
journalctl -b 0 | grep -E "hibernate|resume|suspend"
júl 13 17:03:57 a-83k7 kernel: Command line: initrd=\1ccc26640483427290f4109fccd228b9\6.18.38-2-lts\initrd nvme_load=YES nowatchdog rw root=UUID=162c2fc0-77fc-4346-b9cc-0c5c8c42efa6 resume=UUID=ec53e944-22a5-46a0-9732-cad67c8041c9 systemd.machine_id=1ccc26640483427290f4109fccd228b9
júl 13 17:03:57 a-83k7 kernel: Kernel command line: initrd=\1ccc26640483427290f4109fccd228b9\6.18.38-2-lts\initrd nvme_load=YES nowatchdog rw root=UUID=162c2fc0-77fc-4346-b9cc-0c5c8c42efa6 resume=UUID=ec53e944-22a5-46a0-9732-cad67c8041c9 systemd.machine_id=1ccc26640483427290f4109fccd228b9
júl 13 17:03:57 a-83k7 kernel: Low-power S0 idle used by default for system suspend
júl 13 17:03:57 a-83k7 dracut-cmdline[221]: Using kernel command line parameters: rd.driver.pre=amdgpu resume=UUID=ec53e944-22a5-46a0-9732-cad67c8041c9 root=UUID=162c2fc0-77fc-4346-b9cc-0c5c8c42efa6 rootfstype=ext4 rootflags=rw,noatime initrd=\1ccc26640483427290f4109fccd228b9\6.18.38-2-lts\initrd nvme_load=YES nowatchdog rw root=UUID=162c2fc0-77fc-4346-b9cc-0c5c8c42efa6 resume=UUID=ec53e944-22a5-46a0-9732-cad67c8041c9 systemd.machine_id=1ccc26640483427290f4109fccd228b9
júl 13 17:04:00 a-83k7 kernel: nvme 0000:01:00.0: platform quirk: setting simple suspend
júl 13 17:04:00 a-83k7 systemd-hibernate-resume[416]: Unable to resume from device '/dev/disk/by-uuid/ec53e944-22a5-46a0-9732-cad67c8041c9' (8:3) offset 0, continuing boot process.
júl 13 17:04:00 a-83k7 systemd[1]: systemd-hibernate-resume.service: Deactivated successfully.
júl 13 17:04:06 a-83k7 rtkit-daemon[859]: Handling system-suspend using logind.
júl 13 17:05:19 a-83k7 sudo[1826]: a : TTY=pts/1 ; PWD=/home/a ; USER=root ; COMMAND=/usr/bin/systemctl suspend
júl 13 17:05:19 a-83k7 systemd-logind[669]: suspend requested from client PID 1831 ('systemctl') (unit user@1000.service)...
júl 13 17:05:19 a-83k7 systemd-logind[669]: The system will suspend now!
júl 13 17:05:20 a-83k7 systemd-sleep[1904]: Going to suspend...
júl 13 17:05:20 a-83k7 systemd-sleep[1902]: Performing sleep operation 'suspend'...
júl 13 17:05:20 a-83k7 kernel: PM: suspend entry (s2idle)
júl 13 17:05:28 a-83k7 kernel: printk: Suspending console(s) (use no_console_suspend to debug)
júl 13 17:05:28 a-83k7 kernel: queueing ieee80211 work while going to suspend
júl 13 17:05:28 a-83k7 kernel: amdgpu 0000:04:00.0: amdgpu: SMU is resumed successfully!
júl 13 17:05:28 a-83k7 systemd-sleep[1902]: System returned from sleep operation 'suspend'.
júl 13 17:05:28 a-83k7 kernel: PM: suspend exit
júl 13 17:05:28 a-83k7 systemd-sleep[1969]: Waking up from suspend...
júl 13 17:05:28 a-83k7 systemd[1]: systemd-suspend.service: Deactivated successfully.
júl 13 17:05:28 a-83k7 systemd-logind[669]: Operation 'suspend' finished.
júl 13 17:05:28 a-83k7 org_kde_powerdevil[1276]: [ 1330][ 75.653669] (ldbus_handle_message)Received dbus signal PrepareForSleep(false=resume)
júl 13 17:05:28 a-83k7 org_kde_powerdevil[1276]: [ 1467][ 76.237626] (recently_resumed_from_sleep_by_clocktime) Resume from sleep detected by BOOTTIME/MONOTONIC
júl 13 17:05:28 a-83k7 org_kde_powerdevil[1276]: [ 1467][ 76.237632] (dw_watch_display_connections) Recently resumed from sleep detected
júl 13 17:06:59 a-83k7 sudo[2020]: a : TTY=pts/1 ; PWD=/home/a ; USER=root ; COMMAND=/usr/bin/systemctl hibernate
júl 13 17:06:59 a-83k7 systemd-logind[669]: hibernate requested from client PID 2023 ('systemctl') (unit user@1000.service)...
júl 13 17:06:59 a-83k7 systemd-logind[669]: The system will hibernate now!
júl 13 17:07:00 a-83k7 systemd-sleep[2097]: Going to hibernate...
júl 13 17:07:00 a-83k7 systemd-sleep[2095]: Performing sleep operation 'hibernate'...
júl 13 17:07:53 a-83k7 kernel: printk: Suspending console(s) (use no_console_suspend to debug)
júl 13 17:07:53 a-83k7 kernel: amdgpu 0000:04:00.0: amdgpu: SMU is resumed successfully!
júl 13 17:07:53 a-83k7 systemd-sleep[2095]: System returned from sleep operation 'hibernate'.
júl 13 17:07:53 a-83k7 systemd-sleep[2156]: Waking up from hibernate...
júl 13 17:07:53 a-83k7 org_kde_powerdevil[1276]: [ 1467][221.211039] (recently_resumed_from_sleep_by_clocktime) Resume from sleep detected by BOOTTIME/MONOTONIC
júl 13 17:07:53 a-83k7 org_kde_powerdevil[1276]: [ 1467][221.211047] (dw_watch_display_connections) Recently resumed from sleep detected
júl 13 17:07:53 a-83k7 systemd[1]: systemd-hibernate.service: Deactivated successfully.
júl 13 17:07:53 a-83k7 systemd[1]: systemd-hibernate.service: Consumed 1.087s CPU time over 6.093s wall clock time, 2M memory peak.
júl 13 17:07:53 a-83k7 systemd-logind[669]: Operation 'hibernate' finished.
júl 13 17:07:53 a-83k7 org_kde_powerdevil[1276]: [ 1330][221.216638] (ldbus_handle_message)Received dbus signal PrepareForSleep(false=resume)
júl 13 17:07:55 a-83k7 org_kde_powerdevil[1276]: [ 1467][222.633021] (recently_resumed_from_sleep_by_clocktime) Called within 5 sec of reset
júl 13 17:07:55 a-83k7 org_kde_powerdevil[1276]: [ 1467][222.633026] (dw_watch_display_connections) Recently resumed from sleep detected
IDK the number of Murphy’s Law at first they seems to work and I may have overlooked sg.
Should NVIDIA cause the issue
sudo nano /etc/modprobe.d/nvidia-power.conf
options nvidia NVreg_EnableS0ixPowerManager=1