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SubjectRe: Why do I have a /sys/devices/system/cpu/cpuidle under kernel 2.6.24 with a Pentium M processor ?
On Thu, 31 Jan 2008 14:00:14 +0100 Toralf Förster <toralf.foerster@gmx.de> wrote:

(suitable cc's added)

> I'm asking b/c this confuses the current sysstat up to version 8.0.4. An

That would be bad. Please define "confuses"?

> $ ls -lR /sys/devices/system/cpu/
>
> gives :
>
> /sys/devices/system/cpu/:
> total 0
> drwxr-xr-x 4 root root 0 Jan 30 09:36 cpu0
> drwxr-xr-x 2 root root 0 Jan 30 09:36 cpuidle
>
> /sys/devices/system/cpu/cpu0:
> total 0
> drwxr-xr-x 3 root root 0 Jan 30 09:36 cpufreq
> drwxr-xr-x 5 root root 0 Jan 30 09:36 cpuidle
>
> /sys/devices/system/cpu/cpu0/cpufreq:
> total 0
> -r--r--r-- 1 root root 4096 Jan 30 09:36 affected_cpus
> -r-------- 1 root root 4096 Jan 30 09:36 cpuinfo_cur_freq
> -r--r--r-- 1 root root 4096 Jan 30 09:36 cpuinfo_max_freq
> -r--r--r-- 1 root root 4096 Jan 30 09:36 cpuinfo_min_freq
> drwxr-xr-x 2 root root 0 Jan 30 09:36 ondemand
> -r--r--r-- 1 root root 4096 Jan 30 09:36 scaling_available_frequencies
> -r--r--r-- 1 root root 4096 Jan 30 09:36 scaling_available_governors
> -r--r--r-- 1 root root 4096 Jan 30 09:36 scaling_cur_freq
> -r--r--r-- 1 root root 4096 Jan 30 09:36 scaling_driver
> -rw-r--r-- 1 root root 4096 Jan 30 09:36 scaling_governor
> -rw-r--r-- 1 root root 4096 Jan 30 09:36 scaling_max_freq
> -rw-r--r-- 1 root root 4096 Jan 30 09:36 scaling_min_freq
>
> /sys/devices/system/cpu/cpu0/cpufreq/ondemand:
> total 0
> -rw-r--r-- 1 root root 0 Jan 30 09:36 ignore_nice_load
> -rw-r--r-- 1 root root 4096 Jan 30 09:36 powersave_bias
> -rw-r--r-- 1 root root 4096 Jan 30 09:36 sampling_rate
> -r--r--r-- 1 root root 4096 Jan 30 09:36 sampling_rate_max
> -r--r--r-- 1 root root 4096 Jan 30 09:36 sampling_rate_min
> -rw-r--r-- 1 root root 4096 Jan 30 09:36 up_threshold
>
> /sys/devices/system/cpu/cpu0/cpuidle:
> total 0
> drwxr-xr-x 2 root root 0 Jan 30 09:36 state0
> drwxr-xr-x 2 root root 0 Jan 30 09:36 state1
> drwxr-xr-x 2 root root 0 Jan 30 09:36 state2
>
> /sys/devices/system/cpu/cpu0/cpuidle/state0:
> total 0
> -r--r--r-- 1 root root 4096 Jan 30 09:36 latency
> -r--r--r-- 1 root root 4096 Jan 30 09:36 name
> -r--r--r-- 1 root root 4096 Jan 30 09:36 power
> -r--r--r-- 1 root root 4096 Jan 30 09:36 time
> -r--r--r-- 1 root root 4096 Jan 30 09:36 usage
>
> /sys/devices/system/cpu/cpu0/cpuidle/state1:
> total 0
> -r--r--r-- 1 root root 4096 Jan 30 09:36 latency
> -r--r--r-- 1 root root 4096 Jan 30 09:36 name
> -r--r--r-- 1 root root 4096 Jan 30 09:36 power
> -r--r--r-- 1 root root 4096 Jan 30 09:36 time
> -r--r--r-- 1 root root 4096 Jan 30 09:36 usage
>
> /sys/devices/system/cpu/cpu0/cpuidle/state2:
> total 0
> -r--r--r-- 1 root root 4096 Jan 30 09:36 latency
> -r--r--r-- 1 root root 4096 Jan 30 09:36 name
> -r--r--r-- 1 root root 4096 Jan 30 09:36 power
> -r--r--r-- 1 root root 4096 Jan 30 09:36 time
> -r--r--r-- 1 root root 4096 Jan 30 09:36 usage
>
> /sys/devices/system/cpu/cpuidle:
> total 0
> -r--r--r-- 1 root root 4096 Jan 30 09:36 current_driver
> -r--r--r-- 1 root root 4096 Jan 30 09:36 current_governor_ro
>
> --
> MfG/Sincerely
>
> Toralf Förster
> pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3
>
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