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Date:      Sun, 25 Sep 2005 19:49:08 -0700
From:      "Kevin Oberman" <oberman@es.net>
To:        Brian <kansascity_guy2005@yahoo.com>
Cc:        freebsd-mobile@freebsd.org
Subject:   Re: Speed Steping hw.acpi.cpu.cx_support 
Message-ID:  <20050926024910.C989B5D07@ptavv.es.net>
In-Reply-To: Your message of "Sun, 25 Sep 2005 14:41:16 PDT." <20050925214116.59928.qmail@web32809.mail.mud.yahoo.com> 

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> Does any one know how to config speed steping.
>  
> sysctl output > hw.acpi.cpu.cx_support:
>  C1/1 C2/1 C3/85
>  hw.acpi.cpu.cx_support C1
>  hw.acpi.cpu.cx_support 100.00% 0.00% 0.00%

Add th line:
performance_cx_lowest="LOW"
to /etc/rc.local. To get C3, you must run without USB drivers and, with the numbers you quoted, C2 is not going to buy you much.
-- 
R. Kevin Oberman, Network Engineer
Energy Sciences Network (ESnet)
Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab)
E-mail: oberman@es.net			Phone: +1 510 486-8634





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