OK.
Tak tady to máš:
kociz@kociz-PC:~$ grep PM /var/log/syslog
Mar 29 10:38:15 kociz-PC kernel: [ 3929.779491] PM: Syncing filesystems ... done.
Mar 29 10:38:15 kociz-PC kernel: [ 3929.965593] PM: Preparing system for mem sleep
Mar 29 10:38:53 kociz-PC kernel: [ 3930.115901] PM: Entering mem sleep
Mar 29 10:38:53 kociz-PC kernel: [ 3967.184196] PM: Device 2:0:0:0 failed to suspend async: error 134217730
Mar 29 10:38:53 kociz-PC kernel: [ 3967.184252] PM: Some devices failed to suspend, or early wake event detected
Mar 29 10:38:53 kociz-PC kernel: [ 3967.924137] PM: resume of devices complete after 739.881 msecs
Mar 29 10:38:53 kociz-PC kernel: [ 3967.925102] PM: Finishing wakeup.
Mar 29 11:09:02 kociz-PC kernel: [ 0.000000] ACPI: PM-Timer IO Port: 0x1008
Mar 29 11:09:02 kociz-PC kernel: [ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
Mar 29 11:09:02 kociz-PC kernel: [ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff]
Mar 29 11:09:02 kociz-PC kernel: [ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff]
Mar 29 11:09:02 kociz-PC kernel: [ 0.072000] Performance Events: AMD PMU driver.
Mar 29 11:09:02 kociz-PC kernel: [ 0.072000] NMI watchdog: enabled on all CPUs, permanently consumes one hw-PMU counter.
Mar 29 11:09:02 kociz-PC kernel: [ 0.164287] PM: Registering ACPI NVS region [mem 0xdfee0000-0xdfee2fff] (12288 bytes)
Mar 29 11:09:02 kociz-PC kernel: [ 0.188706] acpi PNP0A08:00: ACPI _OSC support notification failed, disabling PCIe ASPM
Mar 29 11:09:02 kociz-PC kernel: [ 0.191157] pci 0000:00:01.1: PME# supported from D3hot D3cold
Mar 29 11:09:02 kociz-PC kernel: [ 0.191607] pci 0000:00:02.0: PME# supported from D0 D1 D2 D3hot D3cold
Mar 29 11:09:02 kociz-PC kernel: [ 0.191859] pci 0000:00:02.1: PME# supported from D0 D1 D2 D3hot D3cold
Mar 29 11:09:02 kociz-PC kernel: [ 0.193285] pci 0000:00:06.1: PME# supported from D3hot D3cold
Mar 29 11:09:02 kociz-PC kernel: [ 0.193563] pci 0000:00:08.0: PME# supported from D0 D1 D2 D3hot D3cold
Mar 29 11:09:02 kociz-PC kernel: [ 0.193797] pci 0000:00:0a.0: PME# supported from D0 D1 D2 D3hot D3cold
Mar 29 11:09:02 kociz-PC kernel: [ 0.194027] pci 0000:00:0b.0: PME# supported from D0 D1 D2 D3hot D3cold
Mar 29 11:09:02 kociz-PC kernel: [ 0.194257] pci 0000:00:0c.0: PME# supported from D0 D1 D2 D3hot D3cold
Mar 29 11:09:02 kociz-PC kernel: [ 0.194487] pci 0000:00:0d.0: PME# supported from D0 D1 D2 D3hot D3cold
Mar 29 11:09:02 kociz-PC kernel: [ 0.194715] pci 0000:00:0e.0: PME# supported from D0 D1 D2 D3hot D3cold
Mar 29 11:09:02 kociz-PC kernel: [ 0.194947] pci 0000:00:0f.0: PME# supported from D0 D1 D2 D3hot D3cold
Mar 29 11:09:02 kociz-PC kernel: [ 0.196618] pci 0000:07:00.0: disabling ASPM on pre-1.1 PCIe device. You can enable it with 'pcie_aspm=force'
Mar 29 11:09:02 kociz-PC kernel: [ 0.198215] ACPI: PCI Interrupt Link [LPMU] (IRQs 5 7 9 10 11 14 15) *0, disabled.
Mar 29 11:09:02 kociz-PC kernel: [ 0.200011] ACPI: PCI Interrupt Link [APMU] (IRQs 20 21 22 23) *0, disabled.
Mar 29 11:09:02 kociz-PC kernel: [ 0.884323] PM: Hibernation image not present or could not be loaded.