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Power Optimization
Veerendra edited this page Jan 7, 2023
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Disable unused resources on Raspberry PI in order to reduce power consumption. Right now, ansible playbook is written to provide option to disable below resources(tasks/prepare-pi.yml#L85-L109), there are
- HDMI
# Disable $ sudo /opt/vc/bin/tvservice -o # Enable $ sudo /opt/vc/bin/tvservice -p
- Bluetooth
Add blow config in
/boot/config.txt
Disable bluetooth related services[all] dtoverlay=disable-bt
sudo systemctl stop {bluetooth,hciuart} sudo systemctl disable {bluetooth,hciuart}
Other option can try which mentioned in this blog
- Disable USB Controller
Disable USB controller
Enable USB controller
echo '1-1' |sudo tee /sys/bus/usb/drivers/usb/unbind
echo '1-1' |sudo tee /sys/bus/usb/drivers/usb/bind
- Disable on-board LEDs
Add below config in
/boot/config.txt
[pi4] # Disable the PWR LED dtparam=pwr_led_trigger=none dtparam=pwr_led_activelow=off # Disable the Activity LED dtparam=act_led_trigger=none dtparam=act_led_activelow=off # Disable ethernet port LEDs dtparam=eth_led0=4 dtparam=eth_led1=4