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Date: Mon, 20 Sep 2010 16:50:02 GMT
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To: freebsd-acpi@FreeBSD.org
From: Dmitry Kubov <dk@garant.ru>
Cc: 
Subject: Re: i386/135447: [i386] [request] Intel Core i7 and Nehalem-EP new
 features not supported
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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.