Re: magic sysRq

[Dotan Cohen <dotancohen@gmail.com>]

2009/4/27 green <greenfreedom10@gmail.com>:
> Erik Xavior wrote at 2009-04-27 09:58 -0600:
>>    I recently read about "Magic SysRq"! wow :)
>>
>>    # sysctl -a | grep sysrq
>>    kernel.sysrq = 1
>>
>>    But it doesn't reboot, when i press "AltGr+sysrq+b", what am I missing? :S
>>    2.6.26-2-amd64
>
> SysRq+b has never worked for me, but SysRq+s (sync) usually does.  I only use
> magic sysrq when the system is b0rked, so I don't know whether it would work
> otherwise, on my system.
>

It's usually Alt-SysRq-B but you should sync and unmount first. In
fact, there are a few steps that should be done to ensure a
damage-free reboot, including _two_ syncs:

Alt-SysRq-[R,S,E,I,S,U,B] in that order.

-- 
Dotan Cohen

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