Re: [acpi-jp 2878] Re: ACPI throttling changes

From: Lukas Ertl <l.ertl_at_univie.ac.at>
Date: Fri, 12 Dec 2003 10:00:02 +0100 (CET)
On Thu, 11 Dec 2003, Nate Lawson wrote:

> > # sysctl hw.acpi.cpu.current_speed=8
> > # dd if=/dev/zero bs=1m count=500 | md5
> > 524288000 bytes transferred in 10.128099 secs (51765687 bytes/sec)
> >
> > # sysctl hw.acpi.cpu.current_speed=4
> > # dd if=/dev/zero bs=1m count=500 | md5
> > 524288000 bytes transferred in 12.186178 secs (43023169 bytes/sec)
> >
> > # sysctl hw.acpi.cpu.current_speed=1
> > # dd if=/dev/zero bs=1m count=500 | md5
> > 524288000 bytes transferred in 12.127831 secs (43230154 bytes/sec)
>
> Send the output of sysctl hw.acpi.cpu.  You may only have two
> throttling states (as shown by hw.acpi.cpu.max_speed).

hw.acpi.cpu.max_speed: 8
hw.acpi.cpu.current_speed: 8
hw.acpi.cpu.cx_supported: C1/1 C2/1 C3/85 C3/185
hw.acpi.cpu.cx_lowest: 0
hw.acpi.cpu.cx_history: 24436/0 0/0 0/0 0/0

regards,
le

-- 
Lukas Ertl                             eMail: l.ertl_at_univie.ac.at
UNIX Systemadministrator               Tel.:  (+43 1) 4277-14073
Vienna University Computer Center      Fax.:  (+43 1) 4277-9140
University of Vienna                   http://mailbox.univie.ac.at/~le/
Received on Fri Dec 12 2003 - 00:00:21 UTC

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