Fórum Ubuntu CZ/SK
Ostatní => Archiv => Téma založeno: kabel 12 Ledna 2007, 19:32:58
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Dobry den,
Uz dlhsie sa pokusam o dynamicke taktovanie procesoru, ale bez uspechu.
Vypis cpuinfo:
kabel@dukla:~$ cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 14
model name : Intel(R) Celeron(R) M CPU 420 @ 1.60GHz
stepping : 8
cpu MHz : 1596.213
cache size : 1024 KB
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 10
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 ss tm pbe nx constant_tsc up pni monitor tm2 xtpr
bogomips : 3197.78Najprv som skusil powernowd, ale ten mi stale vypisoval :
root@dukla:/home/kabel# powernowd
powernowd: PowerNow Daemon v0.97, (c) 2003-2006 John Clemens
powernowd: Found 1 scalable unit: -- 1 'CPU' per scalable unit
/sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq: No such file or directory
PowerNowd encountered and error and could not start.
Please make sure that:
- You are running a v2.6.7 kernel or later
- That you have sysfs mounted /sys
- That you have the core cpufreq and cpufreq-userspace
modules loaded into your kernel
- That you have the cpufreq driver for your cpu loaded,
(for example: powernow-k7), and that it works. Check
'dmesg' for errors.
If all of the above are true, and you still have problems,
please email the author: clemej@alum.rpi.eduNa googli som nasiel, ze treba aj pridat nejaky modul p4-clockmod, to mi zase vypisovalo:
root@dukla:/home/kabel# modprobe p4-clockmod
FATAL: Error inserting p4_clockmod (/lib/modules/2.6.17-10-generic/kernel/arch/i386/kernel/cpu/cpufreq/p4-clockmod.ko): No such devicetak som skusil cpufreqd, to sa mi nainstalovalo bez problemov, ale akosi to nic nerobi alebo skor to neviem nastavit :(
Za kazdu radu vopred dakujem
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co vypise prikaz
cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies?
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Vypise toto:
cat: /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies: No such file or directory
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Vas procesor s nejvetsi pravdepodobnosti nepodporuje funkci frequency scaling.
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Este som vygooglil ze sa to da pozriet v
/proc/acpi/processor/CPU1/info
a ja mam:
kabel@dukla:/proc/acpi/processor/CPU1$ cat info
processor id: 0
acpi id: 1
bus mastering control: yes
power management: yes
throttling control: yes
limit interface: yesze ak tam mam vsade "yes" by to malo fungovat, tak teraz vazne neviem :(
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acpi throttling je nejspis neco jineho nez frequency scaling, viz. http://forum.ubuntu.cz/viewtopic.php?id=6037
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Pokud vím, tak Celerony speedstep (dynamické změny taktu) nepodporují...
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Pokud vím, tak Celerony speedstep (dynamické změny taktu) nepodporují...
nektere ano
http://www.thinkwiki.org/wiki/How_to_get_SpeedStep_working_on_P4-class-Celeron_based_ThinkPads
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a da sa aspon nejako manualne znizit frekvencia?
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a da sa aspon nejako manualne znizit frekvencia?
A co jineho tady celou dobu resime?
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Nedaju sa upravou suboru /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies pridat dalsie frekvencie? Minimalna je 800MHz, ale aj to je niekedy dost.
EDIT:
skusil som a neda sa