Re: 20000+ wake-ups/second in 2.6.24. Bug?

[Mark Lord <lkml@rtr.ca>]

Adrian Bunk wrote:
> On Sat, Dec 01, 2007 at 06:43:39PM -0500, Mark Lord wrote:
> > Mark Lord wrote:
> > > Arjan van de Ven wrote:
> > > > On Fri, 30 Nov 2007 22:31:17 -0500
> > > > Mark Lord <lkml@rtr.ca> wrote:
> > ...
> > > > > Speaking of which.. what's with powertop on 2.6.24 ???
> > > > > It's gone from 100-200 wakeups/sec to 20000 wakeups/sec !!!!!!!
> > > > ho hum.. Lenovo T61?
> > > > I have some reports that that happens once in a while (but it's not
> > > > limited to .24 and it's also real, it's not a powertop bug but it
> > > > actually is waking up that much)..
> > > ..
> > >
> > > No, it's my hefty Dell Inspiron 9400.
> > >
> > > And I just figured out the powertop:  it needed the kernel timers
> > > patch from the powertop site that was originally for 2.6.21..
> > ...
> >
> > 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.
>
> What is the status with an unpatched 2.6.23?
..

More wakeups than without patching, but still on the order of hundreds
of wakeups/sec; nowhere near the 20000+ wakeups/sec range when it goes wonky.

> Please send the output of "dmesg -s 1000000" for both 2.6.23 and 2.6.24.
..

Okay, I'll do a couple of reboots and collect that info for private email,
and maybe post a diff of the two here.

Cheers
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/