cpuspeed usage

Ow Mun Heng Ow.Mun.Heng at wdc.com
Tue Jun 8 00:47:28 UTC 2004


On Mon, 2004-06-07 at 13:32, akonstam at trinity.edu wrote:
> On Mon, Jun 07, 2004 at 12:52:31AM +0800, Ow Mun Heng wrote:
> > On Mon, 2004-06-07 at 05:53, Nadeem Bitar wrote:
> > > On ???, 2004-06-06 at 12:36 -0400, Troy Campano wrote:
> > > > Thank you Karsten.
> > > > 
> > > > Is there any way to check the status of the current CPU speed to make
> > > > sure this change actually worked? 
> > > > 
> > > 
> > > You can use the CPU frequency scaling monitor applet in gnome.
> > 
> > 
> > Or try looking at this
> > 
> > ls -l /sys/devices/system/cpu/cpu0/cpufreq
> This directory does not exist on my FC1 machine. What is it supposed
> to be for?

this directory only exists if your Processor has some form of cpu
frequency switch. most laptops has this.



> > -r--r--r--    1 root     root         4096 Jun  6 20:41 cpuinfo_max_freq
> > -r--r--r--    1 root     root         4096 Jun  6 20:41 cpuinfo_min_freq
> > -r--r--r--    1 root     root         4096 Jun  6 20:41 scaling_available_governors
> > -r--r--r--    1 root     root         4096 Jun  6 20:41 scaling_driver
> > -rw-r--r--    1 root     root         4096 Jun  6 20:41 scaling_governor
> > -rw-r--r--    1 root     root         4096 Jun  6 20:41 scaling_max_freq
> > -rw-r--r--    1 root     root         4096 Jun  6 20:41 scaling_min_freq
> > -rw-r--r--    1 root     root         4096 Jun  6 20:41 scaling_setspeed
> > 
> > That's where you can do the echo > stuff






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