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Date:      Tue, 22 Jun 2004 17:08:32 -0400
From:      John Baldwin <jhb@FreeBSD.org>
To:        current@FreeBSD.org
Cc:        Julian Elischer <julian@elischer.org>
Subject:   Re: STI, HLT in acpi_cpu_idle_c1
Message-ID:  <200406221708.32433.jhb@FreeBSD.org>
In-Reply-To: <200406172333.i5HNXDpd010136@apollo.backplane.com>
References:  <FE045D4D9F7AED4CBFF1B3B813C85337051D9018@mail.sandvine.com> <200406172333.i5HNXDpd010136@apollo.backplane.com>

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On Thursday 17 June 2004 07:33 pm, Matthew Dillon wrote:
>     It kinda sounds like ACPI has bokered the other cpus.  I'm not sure
>     why one would even *want* to use ACPI to idle down Xeon's in an MP
>     system, actually :-)

Power and heat savings.

-- 
John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org



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