Reboot key combination: Difference between revisions

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[[Category:Ubuntu Gnome]]
[[Category:Ubuntu Gnome]]
[[Category:2009]]
[[Category:2009]]
Right ALT + SysRq + ( R E I S U B )
 
* http://en.wikipedia.org/wiki/Magic_SysRq_key
 
Shortcut:
* Right ALT + SysRq + ( R E I S U B )
 
Helpful to remember:
* Right ALT + SysRq + ( Reboot Even If System Utterly Broken )


Note: the letters need to be pressed consequently while holding ALT and SysRq down.
Note: the letters need to be pressed consequently while holding ALT and SysRq down.


Right ALT + SysRq + ( Reboot Even If System Utterly Broken )
Explanation:
* http://en.wikipedia.org/wiki/Magic_SysRq_key
 
{|  class="wikitable"
! Name      || Key || Activity
|-
| unRaw    ||  R  || take control of keyboard back from X
|-
| tErminate ||  E  || send SIGTERM to all processes, allowing them to terminate gracefully
|-
| kIll      ||  I  || send SIGKILL to all processes, forcing them to terminate immediately
|-
| Sync      ||  S  || flush data to disk
|-
| Unmount  ||  U  || remount all filesystems read-only
|-
| reBoot    ||  B  ||
|}

Latest revision as of 07:25, 5 July 2013


Shortcut:

  • Right ALT + SysRq + ( R E I S U B )

Helpful to remember:

  • Right ALT + SysRq + ( Reboot Even If System Utterly Broken )

Note: the letters need to be pressed consequently while holding ALT and SysRq down.

Explanation:

Name Key Activity
unRaw R take control of keyboard back from X
tErminate E send SIGTERM to all processes, allowing them to terminate gracefully
kIll I send SIGKILL to all processes, forcing them to terminate immediately
Sync S flush data to disk
Unmount U remount all filesystems read-only
reBoot B