-- Logs begin at 수 2018-05-23 22:52:22 KST, end at 수 2018-05-23 22:53:05 KST. --
 5월 23 22:52:22 username-VirtualBox kernel: PCCT header not found.
 5월 23 22:52:22 username-VirtualBox kernel: acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge.
 5월 23 22:52:23 username-VirtualBox systemd-tmpfiles[306]: [/usr/lib/tmpfiles.d/var.conf:14] Duplicate line for path "/var/log", ignoring.
 5월 23 22:52:23 username-VirtualBox kernel: vgdrvHeartbeatInit: Setting up heartbeat to trigger every 2000 milliseconds
 5월 23 22:52:23 username-VirtualBox kernel: vboxguest: misc device minor 55, IRQ 20, I/O port d020, MMIO at 00000000f0400000 (size 0x400000)
 5월 23 22:52:28 username-VirtualBox /usr/sbin/irqbalance[801]: Balancing is ineffective on systems with a single cpu.  Shutting down
 5월 23 22:52:28 username-VirtualBox NetworkManager[715]: <warn>  [1527083548.1797] SettingsPlugin-Ofono: file doesn't exist: /var/lib/ofono
 5월 23 22:52:28 username-VirtualBox NetworkManager[715]: nm_device_get_device_type: assertion 'NM_IS_DEVICE (self)' failed
 5월 23 22:52:28 username-VirtualBox NetworkManager[715]: <warn>  [1527083548.5564] failed to enumerate oFono devices: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.ofono was not provided by any .service files
 5월 23 22:52:28 username-VirtualBox lightdm[857]: PAM unable to dlopen(pam_kwallet.so): /lib/security/pam_kwallet.so: cannot open shared object file: No such file or directory
 5월 23 22:52:28 username-VirtualBox lightdm[857]: PAM adding faulty module: pam_kwallet.so
 5월 23 22:52:28 username-VirtualBox lightdm[857]: PAM unable to dlopen(pam_kwallet5.so): /lib/security/pam_kwallet5.so: cannot open shared object file: No such file or directory
 5월 23 22:52:28 username-VirtualBox lightdm[857]: PAM adding faulty module: pam_kwallet5.so
 5월 23 22:52:29 username-VirtualBox dnsmasq[896]: warning: no upstream servers configured
 5월 23 22:52:29 username-VirtualBox avahi-daemon[720]: Host name conflict, retrying with username-VirtualBox-2
 5월 23 22:52:29 username-VirtualBox lightdm[1068]: PAM unable to dlopen(pam_kwallet.so): /lib/security/pam_kwallet.so: cannot open shared object file: No such file or directory
 5월 23 22:52:29 username-VirtualBox lightdm[1068]: PAM adding faulty module: pam_kwallet.so
 5월 23 22:52:29 username-VirtualBox lightdm[1068]: PAM unable to dlopen(pam_kwallet5.so): /lib/security/pam_kwallet5.so: cannot open shared object file: No such file or directory
 5월 23 22:52:29 username-VirtualBox lightdm[1068]: PAM adding faulty module: pam_kwallet5.so
 5월 23 22:52:30 username-VirtualBox pulseaudio[1126]: [pulseaudio] sink.c: Default and alternate sample rates are the same.
 5월 23 22:52:30 username-VirtualBox pulseaudio[1126]: [alsa-sink-Intel ICH] alsa-sink.c: ALSA woke us up to write new data to the device, but there was actually nothing to write.
 5월 23 22:52:30 username-VirtualBox pulseaudio[1126]: [alsa-sink-Intel ICH] alsa-sink.c: Most likely this is a bug in the ALSA driver 'snd_intel8x0'. Please report this issue to the ALSA developers.
 5월 23 22:52:30 username-VirtualBox pulseaudio[1126]: [alsa-sink-Intel ICH] alsa-sink.c: We were woken up with POLLOUT set -- however a subsequent snd_pcm_avail() returned 0 or another value < min_avail.
 5월 23 22:52:31 username-VirtualBox pulseaudio[1156]: [pulseaudio] pid.c: Daemon already running.
 5월 23 22:52:34 username-VirtualBox org.gtk.vfs.Daemon[873]: A connection to the bus can't be made
 5월 23 22:52:35 username-VirtualBox org.a11y.Bus[1346]: ** (process:1432): WARNING **: Failed to register client: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files
 5월 23 22:52:35 username-VirtualBox org.a11y.Bus[1346]: Activating service name='org.a11y.atspi.Registry'
 5월 23 22:52:35 username-VirtualBox org.a11y.Bus[1346]: Successfully activated service 'org.a11y.atspi.Registry'
 5월 23 22:52:42 username-VirtualBox pulseaudio[1605]: [pulseaudio] sink.c: Default and alternate sample rates are the same.
 5월 23 22:52:42 username-VirtualBox pulseaudio[1605]: [alsa-sink-Intel ICH] alsa-sink.c: ALSA woke us up to write new data to the device, but there was actually nothing to write.
 5월 23 22:52:42 username-VirtualBox pulseaudio[1605]: [alsa-sink-Intel ICH] alsa-sink.c: Most likely this is a bug in the ALSA driver 'snd_intel8x0'. Please report this issue to the ALSA developers.
 5월 23 22:52:42 username-VirtualBox pulseaudio[1605]: [alsa-sink-Intel ICH] alsa-sink.c: We were woken up with POLLOUT set -- however a subsequent snd_pcm_avail() returned 0 or another value < min_avail.
 5월 23 22:52:42 username-VirtualBox pulseaudio[1605]: [alsa-source-Intel ICH] alsa-source.c: ALSA woke us up to read new data from the device, but there was actually nothing to read.
 5월 23 22:52:42 username-VirtualBox pulseaudio[1605]: [alsa-source-Intel ICH] alsa-source.c: Most likely this is a bug in the ALSA driver 'snd_intel8x0'. Please report this issue to the ALSA developers.
 5월 23 22:52:42 username-VirtualBox pulseaudio[1605]: [alsa-source-Intel ICH] alsa-source.c: We were woken up with POLLIN set -- however a subsequent snd_pcm_avail() returned 0 or another value < min_avail.
 5월 23 22:52:43 username-VirtualBox org.gnome.ScreenSaver[1346]: ** (gnome-screensaver:1599): WARNING **: Couldn't get presence status: The name org.gnome.SessionManager was not provided by any .service files
 5월 23 22:52:47 username-VirtualBox org.freedesktop.fwupd[697]: (fwupd:1719): Fu-WARNING **: Failed to coldplug: UEFI firmware updating not supported
 5월 23 22:52:49 username-VirtualBox org.gnome.ScreenSaver[1346]: ** Message: Lost the name, shutting down.
 5월 23 22:52:56 username-VirtualBox pulseaudio[1605]: [pulseaudio] bluez5-util.c: GetManagedObjects() failed: org.freedesktop.DBus.Error.TimedOut: Failed to activate service 'org.bluez': timed out
 5월 23 22:53:05 username-VirtualBox org.gnome.zeitgeist.Engine[1346]: ** (zeitgeist-datahub:1891): WARNING **: zeitgeist-datahub.vala:229: Unable to get name "org.gnome.zeitgeist.datahub" on the bus!