[ltp] X freezing and CAPS LED blinking pattern?

otisg linux-thinkpad@linux-thinkpad.org
Thu, 9 Oct 2003 10:27:09 -0400


Veeeeery useful.  I didn't know about this before.  I enabled
Sysrq in /proc/sys/kernel/sysrq and am waiting for that crash
now with my fingers ready! :)

Thank you for this useful information!
Otis

---- On Thu, 9 Oct 2003, mukesh agrawal
(linux-thinkpad@mukesh.agrawals.org) wrote:

> On Thu, 9 Oct 2003, otisg wrote:
> 
> > The left-most LED with a '1' inside it, I don't remember
what it is for,
> > is also not lit.
> 
> That's num lock. (For using the "embedded numeric keypad".)
> 
> > I am not familiar with Alt-Sysrq-{R,S,U,B} key combination.
> > What is Sysrq?  Oh, I see it under PrtSc on my keyboard.  I
will
> > try that next time this happens (later today, probably :().
> > R,S,U,B are, I assume, just letters, so Alt-Sysrq-<R or S or
U
> > or B> is what you recommend.
> 
> Make sure your kernel is compiled with support for the SysRq
key
> (CONFIG_MAGIC_SYSRQ=y). And look at Documentation/sysrq.txt
(part of the
> kernel source tree) for an explanation of what you can do with
it.
> 
> 
> -- 
> The linux-thinkpad mailing list home page is at:
>
http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
> 
> 


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