Mein Computer startet seit heute ab und zu einfach neu

Hier ist der /var/log/syslog:
Code:
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Running.
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Canary thread running.
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Watchdog thread running.
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Successfully made thread 2425 of process 2425 (n/a) owned by '1000' high priority at nice level -11.
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Supervising 1 threads of 1 processes of 1 users.
Apr 22 23:25:37 Diskstation dbus[1105]: [system] Activating via systemd: service name='org.freedesktop.UDisks2' unit='udisks2.service'
Apr 22 23:25:37 Diskstation systemd[1]: Starting Disk Manager...
Apr 22 23:25:37 Diskstation udisksd[2440]: udisks daemon version 2.1.7 starting
Apr 22 23:25:37 Diskstation mate-session[2108]: WARNING: Could not launch application 'blueman.desktop': Unable to start application: Failed to execute child process "blueman-applet" (No such file or directory)
Apr 22 23:25:37 Diskstation dbus[1105]: [system] Successfully activated service 'org.freedesktop.UDisks2'
Apr 22 23:25:37 Diskstation systemd[1]: Started Disk Manager.
Apr 22 23:25:37 Diskstation udisksd[2440]: Acquired the name org.freedesktop.UDisks2 on the system message bus
Apr 22 23:25:37 Diskstation dbus[1105]: [system] Activating via systemd: service name='org.freedesktop.ConsoleKit' unit='console-kit-daemon.service'
Apr 22 23:25:37 Diskstation org.gtk.vfs.AfcVolumeMonitor[2281]: Volume monitor alive
Apr 22 23:25:37 Diskstation systemd[1]: Starting Console Manager...
Apr 22 23:25:37 Diskstation console-kit-daemon[2530]: (process:2600): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed
Apr 22 23:25:37 Diskstation console-kit-daemon[2530]: missing action
Apr 22 23:25:37 Diskstation dbus[1105]: [system] Successfully activated service 'org.freedesktop.ConsoleKit'
Apr 22 23:25:37 Diskstation systemd[1]: Started Console Manager.
Apr 22 23:25:37 Diskstation dbus[1105]: [system] Activating via systemd: service name='org.freedesktop.UPower' unit='upower.service'
Apr 22 23:25:37 Diskstation systemd[1]: Starting Daemon for power management...
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Supervising 1 threads of 1 processes of 1 users.
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Successfully made thread 2644 of process 2425 (n/a) owned by '1000' RT at priority 5.
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Supervising 2 threads of 1 processes of 1 users.
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Supervising 2 threads of 1 processes of 1 users.
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Successfully made thread 2646 of process 2425 (n/a) owned by '1000' RT at priority 5.
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Supervising 3 threads of 1 processes of 1 users.
Apr 22 23:25:37 Diskstation dbus[1105]: [system] Activating via systemd: service name='org.bluez' unit='dbus-org.bluez.service'
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Successfully made thread 2660 of process 2660 (n/a) owned by '1000' high priority at nice level -11.
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Supervising 4 threads of 2 processes of 1 users.
Apr 22 23:25:37 Diskstation pulseaudio[2660]: [pulseaudio] pid.c: Daemon already running.
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Successfully made thread 2671 of process 2671 (n/a) owned by '1000' high priority at nice level -11.
Apr 22 23:25:37 Diskstation rtkit-daemon[2426]: Supervising 4 threads of 2 processes of 1 users.
Apr 22 23:25:37 Diskstation pulseaudio[2671]: [pulseaudio] pid.c: Daemon already running.
Apr 22 23:25:37 Diskstation dbus[1105]: [system] Successfully activated service 'org.freedesktop.UPower'
Apr 22 23:25:37 Diskstation systemd[1]: Started Daemon for power management.
Apr 22 23:25:37 Diskstation dbus[1105]: [system] Activating service name='org.mate.SettingsDaemon.DateTimeMechanism' (using servicehelper)
Apr 22 23:25:37 Diskstation dbus[1105]: [system] Successfully activated service 'org.mate.SettingsDaemon.DateTimeMechanism'
Apr 22 23:25:42 Diskstation ntpdate[1981]: adjust time server 192.33.96.102 offset 0.067231 sec
Apr 22 23:25:42 Diskstation systemd[1]: Started LSB: Start NTP daemon.
Apr 22 23:26:02 Diskstation pulseaudio[2425]: [pulseaudio] bluez5-util.c: GetManagedObjects() failed: org.freedesktop.DBus.Error.NoReply: Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.
Apr 22 23:26:22 Diskstation systemd[1]: Starting Stop ureadahead data collection...
Apr 22 23:26:22 Diskstation systemd[1]: Stopped Read required files in advance.
Apr 22 23:26:22 Diskstation systemd[1]: Started Stop ureadahead data collection.
Apr 22 23:27:29 Diskstation systemd[1]: Stopping User Manager for UID 120...
Apr 22 23:27:29 Diskstation systemd[1441]: Stopped target Default.
Apr 22 23:27:29 Diskstation systemd[1441]: Stopped target Basic System.
Apr 22 23:27:29 Diskstation systemd[1441]: Stopped target Sockets.
Apr 22 23:27:29 Diskstation systemd[1441]: Stopped target Timers.
Apr 22 23:27:29 Diskstation systemd[1441]: Reached target Shutdown.
Apr 22 23:27:29 Diskstation systemd[1441]: Starting Exit the Session...
Apr 22 23:27:29 Diskstation systemd[1441]: Stopped target Paths.
Apr 22 23:27:29 Diskstation systemd[1441]: Received SIGRTMIN+24 from PID 2893 (kill).
Apr 22 23:27:29 Diskstation systemd[1]: Stopped User Manager for UID 120.
Apr 22 23:27:29 Diskstation systemd[1]: Removed slice User Slice of lightdm.
Und hier kern.log
Code:
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.1891] manager: (docker0): new Bridge device (/org/freedesktop/NetworkManager/Devices/2)
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.1999] devices added (path: /sys/devices/virtual/net/docker0, iface: docker0)
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.1999] device added (path: /sys/devices/virtual/net/docker0, iface: docker0): no ifupdown configuration found.
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.2296] device (docker0): state change: unmanaged -> unavailable (reason 'connection-assumed') [10 20 41]
Apr 22 23:25:29 Diskstation kernel: [   12.295609] IPv6: ADDRCONF(NETDEV_UP): docker0: link is not ready
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.2327] keyfile: add connection in-memory (80795fd4-a2e6-40c9-b26d-eac0b055a946,"docker0")
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.2359] device (docker0): state change: unavailable -> disconnected (reason 'connection-assumed') [20 30 41]
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.2385] device (docker0): Activation: starting connection 'docker0' (80795fd4-a2e6-40c9-b26d-eac0b055a946)
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.2399] device (docker0): state change: disconnected -> prepare (reason 'none') [30 40 0]
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.2404] device (docker0): state change: prepare -> config (reason 'none') [40 50 0]
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.2406] device (docker0): state change: config -> ip-config (reason 'none') [50 70 0]
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.2456] device (docker0): state change: ip-config -> ip-check (reason 'none') [70 80 0]
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.2465] device (docker0): state change: ip-check -> secondaries (reason 'none') [80 90 0]
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.2480] device (docker0): state change: secondaries -> activated (reason 'none') [90 100 0]
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.2482] manager: NetworkManager state is now CONNECTED_LOCAL
Apr 22 23:25:29 Diskstation NetworkManager[1153]: <info>  [1492896329.2516] device (docker0): Activation: successful, device activated.
Apr 22 23:25:30 Diskstation kernel: [   13.645748] r8169 0000:04:00.0 eth0: link up
Apr 22 23:25:30 Diskstation kernel: [   13.645764] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.5799] device (eth0): link connected
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.5812] device (eth0): state change: unavailable -> disconnected (reason 'carrier-changed') [20 30 40]
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.5825] policy: auto-activating connection 'Wired connection 1'
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.5846] device (eth0): Activation: starting connection 'Wired connection 1' (d886197d-98b0-4c5f-81e3-bd88e6775375)
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.5855] device (eth0): state change: disconnected -> prepare (reason 'none') [30 40 0]
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.5858] manager: NetworkManager state is now CONNECTING
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.5868] device (eth0): state change: prepare -> config (reason 'none') [40 50 0]
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.5879] device (eth0): state change: config -> ip-config (reason 'none') [50 70 0]
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.5942] dhcp4 (eth0): activation: beginning transaction (timeout in 45 seconds)
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6001] dhcp4 (eth0): dhclient started with pid 1800
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6489]   address 192.168.9.9
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6489]   plen 24 (255.255.255.0)
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6490]   gateway 192.168.9.1
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6490]   server identifier 192.168.9.1
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6490]   lease time 86400
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6490]   nameserver '192.168.9.1'
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6491] dhcp4 (eth0): state changed unknown -> bound
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6503] device (eth0): state change: ip-config -> ip-check (reason 'none') [70 80 0]
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6517] device (eth0): state change: ip-check -> secondaries (reason 'none') [80 90 0]
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6522] device (eth0): state change: secondaries -> activated (reason 'none') [90 100 0]
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6524] manager: NetworkManager state is now CONNECTED_LOCAL
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6568] manager: NetworkManager state is now CONNECTED_GLOBAL
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6569] policy: set 'Wired connection 1' (eth0) as default for IPv4 routing and DNS
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6570] dns-plugin[0x1eb60e0]: starting dnsmasq...
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.6605] dns-mgr: Writing DNS information to /sbin/resolvconf
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.7347] device (eth0): Activation: successful, device activated.
Apr 22 23:25:30 Diskstation NetworkManager[1153]: <info>  [1492896330.7375] dnsmasq[0x1eb60e0]: dnsmasq appeared as :1.37
Apr 22 23:25:36 Diskstation NetworkManager[1153]: <info>  [1492896336.1169] manager: startup complete
Apr 22 23:25:36 Diskstation kernel: [   19.250952] vboxdrv: module verification failed: signature and/or required key missing - tainting kernel
Apr 22 23:25:36 Diskstation kernel: [   19.257656] vboxdrv: Found 8 processor cores
Apr 22 23:25:36 Diskstation kernel: [   19.274629] vboxdrv: TSC mode is Invariant, tentative frequency 4000119396 Hz
Apr 22 23:25:36 Diskstation kernel: [   19.274632] vboxdrv: Successfully loaded version 5.0.32_Ubuntu (interface 0x00240000)
Apr 22 23:25:36 Diskstation kernel: [   19.284658] VBoxNetFlt: Successfully started.
Apr 22 23:25:36 Diskstation kernel: [   19.292053] VBoxNetAdp: Successfully started.
Apr 22 23:25:36 Diskstation kernel: [   19.298441] VBoxPciLinuxInit
Apr 22 23:25:36 Diskstation kernel: [   19.301767] vboxpci: IOMMU found
Apr 22 23:25:37 Diskstation NetworkManager[1153]: <info>  [1492896337.1174] manager: WiFi hardware radio set enabled
Apr 22 23:25:37 Diskstation NetworkManager[1153]: <info>  [1492896337.1175] manager: WWAN hardware radio set enabled

Ich weiss auch nicht wieso ich meinen Computer Diskstation gennant habe .
Danke für die Hilfe