     ,      .   
        -
 .

       syscti 
    .

echo 1 > /proc/sys/kernel/sysrq

         -
   SysRq-h.   SysRq-s 
       , 
SysRq-u    , a SysRq-b   .
       -
  ,  ,     reset.

    ,       -
   SysRq,      -
.   ,        ,  
 .  . 18.2     SysRq.

 18.2.    SysRq

 

SysRq-b          (reboot)

sysRq-e          SIGTERM  ,   init

SysRq-h                SysRq

SysRq-i          SIGKILL  ,   init

SysRq-k          :   ,   


SysRq-i          SIGKILL  ,   init
SysRq-m               
SysRq-o           (shutdown)
SysRq-p             
SysRq-r             (raw mode)

SysRq-s              


SysRq-t              
SysRq-u            

  Documentation/sysrq. txt,     
 ,    .   
     drivers/char/sysrq. .  -
  SysRq   ,   
   "" ,     -
       .    
       ..  
   ,      .

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