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Two "Audio codecs" have 100% power usage in PowerTOP ...
https://unix.stackexchange.com/questions/106762/two-audio-codecs-have-100-power-usage-in-powertop-what-does-this-mean#:~:text=Go%20to%20the%20Tunables%20tab.%20There%2C%20one%20of,power%20consumption%20drops%20to%20a%20more%20bearable%20level
Two "Audio codecs" have 100% power usage in PowerTOP ...
https://unix.stackexchange.com/questions/106762/two-audio-codecs-have-100-power-usage-in-powertop-what-does-this-mean
Go to the Tunables tab. There, one of the options will be : Enable Audio codec power management with the value Bad. Press Enter to change it to Good, and watch as your power consumption drops to a more bearable level But this fix has to be done every time you reboot. I wish there were a way to make this permanent. Share Improve this answer
power management - Laptop will not sleep if Tuned and ...
https://unix.stackexchange.com/questions/673199/laptop-will-not-sleep-if-tuned-and-powertop-are-enabled
When Tuned is active and using the powertop profile, the computer... Stack Exchange Network. Stack Exchange network consists of 178 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, ... [audio] # Enable Audio codec power management timeout=1 [powertop_script] type=script replace=1 ...
Saving laptop power with powertop - Fedora Magazine
https://fedoramagazine.org/saving-laptop-power-with-powertop/
The powertop package also provides a service that automatically sets all tunables to “Good” for optimal power saving. To use it, run this command: sudo systemctl start powertop.service. If you’d like the service to run automatically when you boot, run this command: sudo systemctl enable powertop.service
4.2. Example — Laptop Red Hat Enterprise Linux 6 | Red Hat ...
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/power_management_guide/example_laptop
echo 0 > /proc/sys/kernel/nmi_watchdog. enable AC97 audio power-saving (enabled by default in Red Hat Enterprise Linux 6): echo Y > /sys/module/snd_ac97_codec/parameters/power_save. enable multi-core power-saving (part of the laptop-battery-powersave profile): echo 1 > /sys/devices/system/cpu/sched_mc_power_savings.
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