echo t > /proc/sysrq-trigger
+The :kbd:`<command key>` is case sensitive.
+
What are the 'command' keys?
~~~~~~~~~~~~~~~~~~~~~~~~~~~~
``b`` Will immediately reboot the system without syncing or unmounting
your disks.
-``c`` Will perform a system crash by a NULL pointer dereference.
- A crashdump will be taken if configured.
+``c`` Will perform a system crash and a crashdump will be taken
+ if configured.
``d`` Shows all locks that are held.