Computer locking up after several days' uptime

[Derek Broughton]

Jonas Pedersen wrote:

> Dotan Cohen wrote:
>> 2008/9/28 Chris G <cl at isbd.net>:
>>> Is it actually hung or just very unresponsive?
>>>
>> 
>> So far as I understand it requires a hard reset. How can one determine
>> "very unresponsive"?
> 
> A common way is to check if num lock or caps lock is still working. In
> most scenarios num lock and caps lock is still working if the machine is
> alive.

Also, does the mouse pointer move?  When I reach the "unresponsive" point,
the mouse pointer generally still works even when I can't do anything else.
-- 
derek