systemctl suspend

Nov 21 23:04:32 xenon systemd[1]: Reached target Sleep.
Nov 21 23:04:32 xenon systemd[1]: Starting Suspend...
Nov 21 23:04:32 xenon systemd-sleep[7519]: Suspending system...
Nov 21 23:04:32 xenon kernel: PM: suspend entry (s2idle)
Nov 21 23:04:32 xenon kernel: PM: Syncing filesystems ... done.
Nov 21 23:04:34 xenon kernel: Freezing user space processes ... (elapsed 0.001 seconds) done.
Nov 21 23:04:34 xenon kernel: OOM killer disabled.
Nov 21 23:04:34 xenon kernel: Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
Nov 21 23:04:34 xenon kernel: Suspending console(s) (use no_console_suspend to debug)
Nov 21 23:04:34 xenon kernel: serial 00:03: disabled
Nov 21 23:04:34 xenon kernel: parport_pc 00:02: disabled
Nov 21 23:04:34 xenon kernel: sd 4:0:0:0: [sdb] Synchronizing SCSI cache
Nov 21 23:04:34 xenon kernel: sd 4:0:0:0: [sdb] Stopping disk
Nov 21 23:04:34 xenon kernel: sd 2:0:0:0: [sda] Synchronizing SCSI cache
Nov 21 23:04:34 xenon kernel: sd 2:0:0:0: [sda] Stopping disk
Nov 21 23:04:34 xenon kernel: PM: Some devices failed to suspend, or early wake event detected
Nov 21 23:04:34 xenon kernel: sd 2:0:0:0: [sda] Starting disk
Nov 21 23:04:34 xenon kernel: sd 4:0:0:0: [sdb] Starting disk
Nov 21 23:04:34 xenon kernel: parport_pc 00:02: activated
Nov 21 23:04:34 xenon kernel: serial 00:03: activated
Nov 21 23:04:34 xenon kernel: OOM killer enabled.
Nov 21 23:04:34 xenon kernel: Restarting tasks ... done.
Nov 21 23:04:34 xenon kernel: PM: suspend exit
Nov 21 23:04:34 xenon kernel: PM: suspend entry (shallow)
Nov 21 23:04:34 xenon kernel: PM: Syncing filesystems ...
Nov 21 23:04:34 xenon kernel: ata4: SATA link down (SStatus 0 SControl 300)
Nov 21 23:04:34 xenon kernel: ata6: SATA link down (SStatus 0 SControl 300)
Nov 21 23:04:34 xenon kernel: done.
Nov 21 23:04:35 xenon kernel: Freezing user space processes ... (elapsed 0.001 seconds) done.
Nov 21 23:04:35 xenon kernel: OOM killer disabled.
Nov 21 23:04:35 xenon kernel: Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
Nov 21 23:04:35 xenon kernel: Suspending console(s) (use no_console_suspend to debug)
Nov 21 23:04:35 xenon kernel: serial 00:03: disabled
Nov 21 23:04:35 xenon kernel: parport_pc 00:02: disabled
Nov 21 23:04:35 xenon kernel: sd 4:0:0:0: [sdb] Synchronizing SCSI cache
Nov 21 23:04:35 xenon kernel: sd 4:0:0:0: [sdb] Stopping disk
Nov 21 23:04:35 xenon kernel: sd 2:0:0:0: [sda] Synchronizing SCSI cache
Nov 21 23:04:35 xenon kernel: sd 2:0:0:0: [sda] Stopping disk
Nov 21 23:04:35 xenon kernel: PM: Some devices failed to suspend, or early wake event detected
Nov 21 23:04:35 xenon kernel: parport_pc 00:02: activated
Nov 21 23:04:35 xenon kernel: serial 00:03: activated
Nov 21 23:04:35 xenon kernel: sd 2:0:0:0: [sda] Starting disk
Nov 21 23:04:35 xenon kernel: sd 4:0:0:0: [sdb] Starting disk
Nov 21 23:04:35 xenon kernel: OOM killer enabled.
Nov 21 23:04:35 xenon kernel: Restarting tasks ... done.
Nov 21 23:04:35 xenon kernel: PM: suspend exit
Nov 21 23:04:35 xenon kernel: PM: suspend entry (s2idle)
Nov 21 23:04:35 xenon kernel: PM: Syncing filesystems ...
Nov 21 23:04:35 xenon kernel: ata4: SATA link down (SStatus 0 SControl 300)
Nov 21 23:04:35 xenon kernel: ata6: SATA link down (SStatus 0 SControl 300)
Nov 21 23:04:36 xenon kernel: done.
Nov 21 23:04:36 xenon kernel: Freezing user space processes ... (elapsed 0.002 seconds) done.
Nov 21 23:04:36 xenon kernel: OOM killer disabled.
Nov 21 23:04:36 xenon kernel: Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
Nov 21 23:04:36 xenon kernel: Suspending console(s) (use no_console_suspend to debug)
Nov 21 23:04:36 xenon kernel: serial 00:03: disabled
Nov 21 23:04:36 xenon kernel: parport_pc 00:02: disabled
Nov 21 23:04:36 xenon kernel: sd 4:0:0:0: [sdb] Synchronizing SCSI cache
Nov 21 23:04:36 xenon kernel: sd 2:0:0:0: [sda] Synchronizing SCSI cache
Nov 21 23:04:36 xenon kernel: sd 4:0:0:0: [sdb] Stopping disk
Nov 21 23:04:36 xenon kernel: sd 2:0:0:0: [sda] Stopping disk
Nov 21 23:04:36 xenon kernel: PM: Some devices failed to suspend, or early wake event detected
Nov 21 23:04:35 xenon kernel: Freezing user space processes ... (elapsed 0.001 seconds) done.
Nov 21 23:04:35 xenon kernel: OOM killer disabled.
Nov 21 23:04:35 xenon kernel: Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
Nov 21 23:04:35 xenon kernel: Suspending console(s) (use no_console_suspend to debug)
Nov 21 23:04:35 xenon kernel: serial 00:03: disabled
Nov 21 23:04:35 xenon kernel: parport_pc 00:02: disabled
Nov 21 23:04:35 xenon kernel: sd 4:0:0:0: [sdb] Synchronizing SCSI cache
Nov 21 23:04:35 xenon kernel: sd 4:0:0:0: [sdb] Stopping disk
Nov 21 23:04:35 xenon kernel: sd 2:0:0:0: [sda] Synchronizing SCSI cache
Nov 21 23:04:35 xenon kernel: sd 2:0:0:0: [sda] Stopping disk
Nov 21 23:04:35 xenon kernel: PM: Some devices failed to suspend, or early wake event detected
Nov 21 23:04:35 xenon kernel: parport_pc 00:02: activated
Nov 21 23:04:35 xenon kernel: serial 00:03: activated
Nov 21 23:04:35 xenon kernel: sd 2:0:0:0: [sda] Starting disk
Nov 21 23:04:35 xenon kernel: sd 4:0:0:0: [sdb] Starting disk
Nov 21 23:04:35 xenon kernel: OOM killer enabled.
Nov 21 23:04:35 xenon kernel: Restarting tasks ... done.
Nov 21 23:04:35 xenon kernel: PM: suspend exit
Nov 21 23:04:35 xenon kernel: PM: suspend entry (s2idle)
Nov 21 23:04:35 xenon kernel: PM: Syncing filesystems ...
Nov 21 23:04:35 xenon kernel: ata4: SATA link down (SStatus 0 SControl 300)
Nov 21 23:04:35 xenon kernel: ata6: SATA link down (SStatus 0 SControl 300)
Nov 21 23:04:36 xenon kernel: done.
Nov 21 23:04:36 xenon kernel: Freezing user space processes ... (elapsed 0.002 seconds) done.
Nov 21 23:04:36 xenon kernel: OOM killer disabled.
Nov 21 23:04:36 xenon kernel: Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
Nov 21 23:04:36 xenon kernel: Suspending console(s) (use no_console_suspend to debug)
Nov 21 23:04:36 xenon kernel: serial 00:03: disabled
Nov 21 23:04:36 xenon kernel: parport_pc 00:02: disabled
Nov 21 23:04:36 xenon kernel: sd 4:0:0:0: [sdb] Synchronizing SCSI cache
Nov 21 23:04:36 xenon kernel: sd 2:0:0:0: [sda] Synchronizing SCSI cache
Nov 21 23:04:36 xenon kernel: sd 4:0:0:0: [sdb] Stopping disk
Nov 21 23:04:36 xenon kernel: sd 2:0:0:0: [sda] Stopping disk
Nov 21 23:04:36 xenon kernel: PM: Some devices failed to suspend, or early wake event detected
Nov 21 23:04:36 xenon kernel: sd 4:0:0:0: [sdb] Starting disk
Nov 21 23:04:36 xenon kernel: sd 2:0:0:0: [sda] Starting disk
Nov 21 23:04:36 xenon kernel: parport_pc 00:02: activated
Nov 21 23:04:36 xenon kernel: serial 00:03: activated
Nov 21 23:04:36 xenon kernel: OOM killer enabled.
Nov 21 23:04:36 xenon kernel: Restarting tasks ... done.
Nov 21 23:04:36 xenon kernel: PM: suspend exit
Nov 21 23:04:36 xenon systemd-sleep[7519]: Failed to suspend system. System resumed again: Device or resource busy
Nov 21 23:04:36 xenon systemd[1]: systemd-suspend.service: Main process exited, code=exited, status=1/FAILURE
Nov 21 23:04:36 xenon systemd[1]: systemd-suspend.service: Failed with result 'exit-code'.
Nov 21 23:04:36 xenon systemd[1]: Failed to start Suspend.
Nov 21 23:04:36 xenon systemd[1]: Dependency failed for Suspend.
Nov 21 23:04:36 xenon systemd[1]: suspend.target: Job suspend.target/start failed with result 'dependency'.
Nov 21 23:04:36 xenon audit[1]: SERVICE_START pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-suspend comm>
Nov 21 23:04:36 xenon systemd[1]: Stopped target Sleep.
Nov 21 23:04:36 xenon kernel: audit: type=1130 audit(1542859476.788:61): pid=1 uid=0 auid=4294967295 ses=4294967295 msg>
Nov 21 23:04:36 xenon kernel: ata4: SATA link down (SStatus 0 SControl 300)
Nov 21 23:04:36 xenon kernel: ata6: SATA link down (SStatus 0 SControl 300)
Nov 21 23:04:37 xenon systemd-logind[388]: Operation 'sleep' finished.