Weird freeze

[Reindl Harald]

Am 19.08.2012 23:19, schrieb Joe Zeff:
> On 08/19/2012 02:01 PM, Heinz Diehl wrote:
>> As far as I remember, Fedora has it compiled in, but the standard is
>> "disabled". Look in /etc/sysctl.conf after "kernel.sysrq", and if it's
>> set to 0 or not present, add "kernel.sysrq = 1" and do a "sysctl -p"
>> as root afterwards.
> 
> Yes.  I did that when I set it up, and after rebooting to start the new kernel, I made sure that it was set
> correctly.  It is.  Now, by "pressing and holding down AltGr+Prt(SysRq)" do you mean that I hold those two keys
> down, let go and then press the other key?  It's not clear, because I'm not sure exactly what I did to get a proper
> response.  And, what does "AltGr" mean?  Is it either Alt key, the left one or the right one?  Again, I managed to
> make it respond a few times, but I'm not really sure what I did.  Much better to practice now, and learn how to
> make it work reliably rather than wait for an emergency and hope I can get it to respond!

STRG + ALT + PRINT + <sysrq-function>
STRG + ALT * PRINT + S = emergency sync as example

you do NOT let go any key
you press it in this order and let down the keys all the time


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