Embedded Files
SYSLOG
For more insight into the messages you may see in syslog, see the Linux Internals section of this siteSYSLOG
less /var/log/syslog
tail -f /var/log/syslog
less /var/log/syslog.1
zless /var/log/syslog.2.gz
view current log
view tail of current log and show new entries as they arrive
view previous log
view compressed previous logs
Ubuntu GUI Frozen
Ubuntu GUI Frozen
If you are running the Gnome desktop try restarting it.
Press ALT + F2. In the Enter a Command box that appears type r and hit Enter
Or, from a console/terminal prompt...killall -HUP gnome-shell
Press ALT + F2. In the Enter a Command box that appears type r and hit Enter
Or, from a console/terminal prompt...killall -HUP gnome-shell
To force a graceful restart of the system, try this...
Hold down Ctrl + Alt + PrtSc (SysRq) whilst typing r,e,i,s,u,b
"r" Switches the keyboard from raw mode to XLATE mode, "e" Sends the SIGTERM signal to all processes except init, "i" sends the SIGKILL signal to all processes except init, "s" syncs all mounted filesystems, "u" remounts all mounted filesystems in read-only mode, "b" immediately reboot the system, without unmounting partitions or syncing.Virtual Consoles
Virtual Consoles
Ctrl + Alt + F1 - tends to take you to the GUI Login Screen
Ctrl + Alt + F2 - tends to take you to your GUI session
Ctrl + Alt + F3 - tends to take you to a character-based login prompt
Using F4, F5 or F6 tends to do the same thing as F3
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