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    SubjectRe: 20000+ wake-ups/second in 2.6.24. Bug?
    On Sat, 01 Dec 2007 18:43:39 -0500
    Mark Lord <lkml@rtr.ca> wrote:

    >
    > Dagnabbit.. it's done it again.. went from 100-200 wakeups/sec
    > back up to 20000+ wakeups/sec. This time *with* the powertop patches
    > in place.
    >
    > Somethings broken in there, but I don't know what.
    > Or how to make it happen on demand.. it's fine after rebooting again.
    >
    > ???
    >
    > At least now I know to look when I hear the fan turning on
    > when the system is otherwise supposed to be idle..
    >
    > 2.6.23 did not have this problem.

    actually we have reports of 2.6.23 having the exact same problem.
    The thing is, "something" is causing the system to go into a state
    where the cpu throws us right out of the C-state the kernel asks for.

    Some people have seen that not loading yenta at all will just make this
    not happen at all...


    --
    If you want to reach me at my work email, use arjan@linux.intel.com
    For development, discussion and tips for power savings,
    visit http://www.lesswatts.org


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