Messages in this thread | | | Date | Fri, 04 Apr 2014 10:16:58 +0200 | From | Daniel Lezcano <> | Subject | Re: [RFC PATCHC 0/3] sched/idle : find the idlest cpu with cpuidle info |
| |
On 04/04/2014 08:29 AM, Len Brown wrote: > Hi Daniel, > > Interesting idea. > > The benefit of this patch is to reduce power. > Have you been able to measure a power reduction, via power meter, or > via built-in RAPL power meter? > (turbostat will show RAPL watts, or if you have constant quantity of > work, use turbostat -J)
Hi Len,
thanks for looking the patches.
I will tweak, respin the patchset and do some more measurements.
I don't have a power meter but may be the RAPL could help to test on x86.
Thanks -- Daniel
-- <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs
Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook | <http://twitter.com/#!/linaroorg> Twitter | <http://www.linaro.org/linaro-blog/> Blog
-- 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/
| |