Magic Sysreg key problems.
fred smith
fredex at fcshome.stoneham.ma.us
Fri Aug 24 17:25:59 UTC 2012
On Wed, Aug 22, 2012 at 03:17:30PM +0200, Reindl Harald wrote:
>
>
> Am 22.08.2012 15:13, schrieb Aaron Konstam:
> > Well please try b and let me know if the reboot occurs. The problem is b
> > is the only one where the results are obvious. I am willing to believe
> > that people see the output in dmesg or /var/log/messages, but they don't
> > really know if the action is executed.
>
> sure
>
> S: you hear the emegency.sync on a RAID10 device
> K: i see that if KDE freezes a come back to Login
>
> B: you SHOULD NEVER use it alone because you could also use hardware-reset
>
> posted many times but nobody reads docs people telling:
> http://en.wikipedia.org/wiki/Magic_SysRq_key
>
> unRaw (take control of keyboard back from X),
> tErminate (send SIGTERM to all processes, allowing them to terminate gracefully),
> kIll (send SIGKILL to all processes, forcing them to terminate immediately),
> Sync (flush data to disk),
> Unmount (remount all filesystems read-only),
> reBoot.
>
> Hold down the Alt and SysRq (Print Screen) keys.
> While holding those down, type the following keys in order, several seconds apart:
> REISUB
> Computer should reboot.
A mnemonic that helps me remember the above is that REISUB spells
BUSIER, backwards.
--
---- Fred Smith -- fredex at fcshome.stoneham.ma.us -----------------------------
"Not everyone who says to me, 'Lord, Lord,' will enter the kingdom of
heaven, but only he who does the will of my Father who is in heaven."
------------------------------ Matthew 7:21 (niv) -----------------------------
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