[arch-general] high CPU temperature with 2.6.32

Marti Raudsepp marti at juffo.org
Wed Jan 6 04:14:06 EST 2010


On Mon, Jan 4, 2010 at 11:07 PM, Dimitrios Apostolou <jimis at gmx.net> wrote:
> Using powertop I can see more than 100K wakeups/s (extra_timer_interrupt
> is first on the list but I think it's irrelevant since it only shows about
> 100 wakeups), and the CPU is not going into C2 mode at all. Strangely
> however the cpu is 99% idle, and top doesn't show "system" or "user" cpu
> usage.

This sounds bad. Let me get this straight. "Wakeups-from-idle per
second" shows 100 000, but no large numbers show up under "Top causes
for wakeups"?

Can you post the contents of your /proc/interrupts and
/proc/timer_stats twice, taken within a few seconds difference?

Marti


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