>>>>> "Grahame" == Grahame M Kelly <[EMAIL PROTECTED]> writes:
Grahame> On Wed, 23 Apr 2008 01:38:35 pm Peter Chubb wrote:
>> >>>>> "Grahame" == Grahame M Kelly <[EMAIL PROTECTED]> writes:
>>
Grahame> Hi Sluggers. I have got a intermittant process "events/0"
Grahame> (usually PID 11 or thereabouts) that hangs, putting one of
Grahame> the CPU's into 100% usage awaiting for something (hence my
Grahame> need to force a core dump).
>> events/0 is the internal workitem handler. I suggest using the
>> magic sysrq key to get a task listing, and see what it's doing.
Grahame> Thanks Peter.
Grahame> Tried that, unfortunately with the keyboard also "hang" it
Grahame> wasn't able to see that I was trying to do a sysrq. Bummer!
Grahame> I also tried to "echo # >/proc/sysrq-trigger" but apart from
Grahame> enabling sysrq-trigger I am not aware of it being able to
Grahame> cause an external non-keyboard sysrq.
Try
echo t > /proc/sysrq-trigger
to get a task list. You need to have a console you can see somewhere.
--
Dr Peter Chubb http://www.gelato.unsw.edu.au peterc AT gelato.unsw.edu.au
http://www.ertos.nicta.com.au ERTOS within National ICT Australia
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