Scheduling lockup crash?

[charles chris]

One major cause of excessive heat is excessive dust on the heat sink, cpu
fan and power supply.
Is the heat sink making proper contact with cpu?  Try applying some thermal
grease.  Also,you may install a case fan.

On Mon, Jul 16, 2012 at 3:40 PM, Peter King <peter.king-H217xnMUJC0sA/PxXw9srA at public.gmane.org> wrote:

> On Mon, Jul 16, 2012 at 08:51:40AM -0400, Russell Reiter wrote:
>
> >    This appears to be a logic failure in core 2 of the cpu, as indicated
> >    by the End Of Interrupt  "rb_insert_color". Most probably heat related
> >    as you indicate the problem just started happening.
> >
> >    In the short term when you have physical access you could try
> >    under-clocking the cpu and see if the problem persists. You could also
> >    try beefing up the cpu cooling or just applying a new layer of thermal
> >    bond between the existing cpu and heat sync.
> >    In my mind heat problems in integrated components are either
> >    environmental or entropic. My thought is that this would be how a
> >    microscopic flaw in manufacturing would expose itself prior to
> >    exhibiting more serious End Of Life indications. Without knowing the
> >    unit history I can't say much more other that it might be time to
> >    replace the cpu.
>
> Thanks. The machine has shown mild signs of flakiness in the past when
> called
> upon for CPU-intensive tasks (say compiling gcc) -- random segfaults that
> would
> go away if I let it cool down a bit. Now it glitches on compiling gimp or
> some
> qt libraries. Mind you, it has been a hot summer, and the ambient
> temperature
> in the room in which it is located is about 26C. But lm-sensors doesn't
> show
> an abnormally high core temperature.
>
> I'll try to cool it down to see whether that matters, but it sounds like
> it's
> time to think about getting a more reliable (and well-cooled) computer.
> Time
> to post a general query.
>
> Thanks for the help!
>
> --
> Peter King                              peter.king-H217xnMUJC0sA/PxXw9srA at public.gmane.org
> Department of Philosophy
> 170 St. George Street #521
> The University of Toronto                   (416)-978-4951 ofc
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>        CANADA
>
> http://individual.utoronto.ca/pking/
>
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