Date: Mon, 20 Sep 2010 16:50:02 GMT From: Dmitry Kubov <dk@garant.ru> To: freebsd-acpi@FreeBSD.org Subject: Re: i386/135447: [i386] [request] Intel Core i7 and Nehalem-EP new features not supported Message-ID: <201009201650.o8KGo2ix070312@freefall.freebsd.org>
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The following reply was made to PR i386/135447; it has been noted by GNATS. From: Dmitry Kubov <dk@garant.ru> To: Alexander Motin <mav@FreeBSD.org> Cc: Andriy Gapon <avg@FreeBSD.org>, jh@FreeBSD.org, bug-followup@FreeBSD.org Subject: Re: i386/135447: [i386] [request] Intel Core i7 and Nehalem-EP new features not supported Date: Mon, 20 Sep 2010 20:39:54 +0400 > Until that time I recommend you to follow this guide: > http://wiki.freebsd.org/TuningPowerConsumption > It was actually oriented on laptops, but effective usage of C2/C3 states > was one of it's goals. Also on my Core i7 870 LAPIC dies in C2/C3 > states, so consider migration to i8254 timer, as also described in this > guide. Thanks for help, I'll start with this guide.
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