2007/10/1, Thomas Gleixner <[email protected]>:
> On Mon, 1 Oct 2007, Mikhail Kshevetskiy wrote:
> > No, it boot and work normally. The only thing i bother, is the
> > additional 260 timer interrupts per seconds.
> > Here is short result:
> >
> > c1e enabled:
> > -- power consumption about 23 watts
> > -- there is only C1 power state enabled
> > -- there are about 260 timer interrupts per seconds
> > tested with x86_64(2.6.22, 2.6.23-rc8, 2.6.23-rc8-hrt1 ),
> > i386(2.6.21, 2.6.22, 2.6.23-rc5-hrt1)
> >
> > c1e disabled:
> > -- power consumption about 27 watts
> > -- there are no any power state enabled (including C1)
> > -- there are no additional 260 timer interrupts per seconds
> > tested with 2.6.23-rc6-hrt1/x86_64.
> >
> > I want to reduce the power consumption of my notebook. I see the 2 possibility:
> > -- remove 260 additional timer interrupts (c1e enabled case )
>
> There is work in progress on a patch, which allows to utilize the hpet
> timers as per cpu timers. This should solve the problem. Be patient.
I can test it on i386/x86_64 architectures.
Mikhail Kshevetskiy
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