Now, I'm trying to set the cpu frequency to performance on start up, but it fails.
I installed cpupower and edited /etc/default/cpupower:
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# Define CPUs governor
# valid governors: ondemand, performance, powersave, conservative, userspace.
governor='performance'
# Limit frequency range
# Valid suffixes: Hz, kHz (default), MHz, GHz, THz
min_freq="2.00GHz"
max_freq="2.50Hz"
But after reboot I get:
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[tony@hydra ~]$ systemctl status cpupower.service
cpupower.service - Apply cpupower configuration
Loaded: loaded (/usr/lib/systemd/system/cpupower.service; enabled)
Active: failed (Result: exit-code) since Tue 2013-11-12 07:13:15 PST; 42min ago
Process: 218 ExecStart=/usr/lib/systemd/scripts/cpupower (code=exited, status=1/FAILURE)
Main PID: 218 (code=exited, status=1/FAILURE)
CGroup: /system.slice/cpupower.service
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Nov 11 19:03:45 hydra sudo[11586]: tony : TTY=pts/0 ; PWD=/home/tony ; USER=root ; COMMAND=/usr/bin/pacman -S cpupower
Nov 11 19:32:46 hydra sudo[1444]: tony : TTY=pts/0 ; PWD=/home/tony ; USER=root ; COMMAND=/usr/bin/cpupower info
Nov 11 19:43:06 hydra sudo[1469]: tony : TTY=pts/0 ; PWD=/home/tony ; USER=root ; COMMAND=/usr/bin/cpupower frequency-set -g performance
Nov 12 05:48:25 hydra dbus-daemon[219]: dbus[219]: [system] Rejected send message, 2 matched rules; type="method_call", sender=":1.13" (uid=1000 pid=4953 comm="systemctl enable cpupower.service ") interface="org.freedesktop.systemd1.Manager" member="EnableUnitFiles" error name="(unset)" requested_reply="0" destination="org.freedesktop.systemd1" (uid=0 pid=1 comm="/sbin/init ")
Nov 12 05:48:25 hydra dbus[219]: [system] Rejected send message, 2 matched rules; type="method_call", sender=":1.13" (uid=1000 pid=4953 comm="systemctl enable cpupower.service ") interface="org.freedesktop.systemd1.Manager" member="EnableUnitFiles" error name="(unset)" requested_reply="0" destination="org.freedesktop.systemd1" (uid=0 pid=1 comm="/sbin/init ")
Nov 12 05:48:45 hydra sudo[4993]: tony : TTY=pts/0 ; PWD=/home/tony ; USER=root ; COMMAND=/usr/bin/systemctl enable cpupower.service
Nov 12 05:50:44 hydra systemd[1]: Starting Apply cpupower configuration...
Nov 12 05:50:44 hydra systemd[1]: cpupower.service: main process exited, code=exited, status=1/FAILURE
Nov 12 05:50:44 hydra systemd[1]: Failed to start Apply cpupower configuration.
Nov 12 05:50:44 hydra systemd[1]: Unit cpupower.service entered failed state.
Nov 12 06:32:32 hydra sudo[8192]: tony : TTY=pts/0 ; PWD=/home/tony ; USER=root ; COMMAND=/usr/bin/cpupower frequency-set -g
Nov 12 06:32:42 hydra sudo[8245]: tony : TTY=pts/0 ; PWD=/home/tony ; USER=root ; COMMAND=/usr/bin/cpupower frequency-set -g performance
Nov 12 06:56:14 hydra systemd[1]: Starting Apply cpupower configuration...
Nov 12 06:56:14 hydra systemd[1]: cpupower.service: main process exited, code=exited, status=1/FAILURE
Nov 12 06:56:14 hydra systemd[1]: Failed to start Apply cpupower configuration.
Nov 12 06:56:14 hydra systemd[1]: Unit cpupower.service entered failed state.
Nov 12 07:13:15 hydra systemd[1]: Starting Apply cpupower configuration...
Nov 12 07:13:15 hydra systemd[1]: cpupower.service: main process exited, code=exited, status=1/FAILURE
Nov 12 07:13:15 hydra systemd[1]: Failed to start Apply cpupower configuration.
Nov 12 07:13:15 hydra systemd[1]: Unit cpupower.service entered failed state.
Nov 12 08:16:51 hydra systemd[1]: Starting Apply cpupower configuration...
Nov 12 08:16:51 hydra systemd[1]: cpupower.service: main process exited, code=exited, status=1/FAILURE
Nov 12 08:16:51 hydra systemd[1]: Failed to start Apply cpupower configuration.
Nov 12 08:16:51 hydra systemd[1]: Unit cpupower.service entered failed state.
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[tony@hydra ~]$ sudo cpupower frequency-info -p
analyzing CPU 0:
1998000 2500000 ondemand
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[tony@hydra ~]$ sudo cpupower frequency-set -g performance
Setting cpu: 0
Setting cpu: 1
Setting cpu: 2
Setting cpu: 3
[tony@hydra ~]$ sudo cpupower frequency-info -p
analyzing CPU 0:
1998000 2500000 performance