Messages in this thread | | | From | Grant Coady <> | Subject | Re: 2.6.15-ck1 | Date | Thu, 05 Jan 2006 07:38:29 +1100 |
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On Wed, 4 Jan 2006 14:05:54 -0500, Dave Jones <davej@redhat.com> wrote:
>On Wed, Jan 04, 2006 at 12:00:00PM +1100, Con Kolivas wrote: > > +2.6.15-dynticks-060101.patch > > +dynticks-disable_smp_config.patch > > Latest version of the dynticks patch. This is proving stable and effective on > > virtually all uniprocessor machines and will benefit systems that desire > > power savings. SMP kernels (even on UP machines) still misbehave so this > > config option is not available by default for this stable kernel. > >I've been curious for some time if this would actually show any measurable >power savings. So I hooked up my laptop to a gizmo[1] that shows how much >power is being sucked. > >both before, and after, it shows my laptop when idle is pulling 21W. >So either the savings here are <1W (My device can't measure more accurately >than a single watt), or this isn't actually buying us anything at all, or >something needs tuning.
Or the laptop was still recharging the battery in both cases?
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