Questions tagged [power-management]
Questions related to power management, particularly power saving measures.
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Gpu fans ramping up when powering off
I have Ubuntu 24.04 lts and when I power off the pc or restart it, the GPU fans are ramping up to 100% and I also hear some coilwhine or some beeping. It feels like it is going full power 2-3 seconds ...
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Can't write to /sys/bus/usb/devices/.../power/wakeup as root
Not long ago, I successfully edited the file /sys/bus/usb/devices/.../power/wakeup as explained by the kernel documentation at https://www.kernel.org/doc/html/v6.5/driver-api/usb/power-management.html#...
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Apple magic trackpad 2 disconnects after being idle for some time
I am using Apple magic trackpad 2 via Bluetooth on my Ubuntu 23.04. One issue I encountered is that the trackpad disconnects after a long time idle. The only way to reconnect it is disabling and re-...
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System does not awake when touch screen is pressed
I use an HP Engage One Pro All in One system with Ubuntu 24.04 LTS installed.
I experience the following behavior: When the system goes into screen saver mode, or power save mode, it will not respond ...
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Lenovo Laptop Not Waking from Lid Close Suspend on Ubuntu 24.04
I have a Lenovo Thinkpad P1Gen6 Laptop with NVidia graphics card that has been working fine with Ubuntu 22.04. I recently wiped and installed Ubuntu 24.04 and found the suspend would not properly ...
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Stop bluetooth on boot: AutoEnable=false? How to stop B.T. automatically coming on during start up? (Ubuntu 24.04, Linux, Lenovo ThinkPad AMD Ryzen7)
How do I save some battery life, and disable bluetooth on startup? ...What does the variable AutoEnable do? It's in the Ubuntu file /etc/bluetooth/main.conf, and I'm curious if I turn it from true to ...
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System does not go to sleep
I am running Ubuntu 24.04 LTS on a Lenovo IdeaPad Pro 5 with an NVidia GeForceRTX 4050.
The system details says my firmware version is MECN63WW and kernel version Linux 6.8.0-36-generic.
Recently (...
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Ubuntu Desktop Running on HP ProDesk Shutting Down When Left Alone
I'm trying to use this old desktop from work as a machine to at least run pihole on, maybe a few other things as well. But pihole is job number 1. Got that going, set all my power settings so that it ...
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Suspend on idle for a headless Ubuntu desktop
I have a AI/ML workstation running Ubuntu desktop. I use it remotely (within the same house) like a server so it has no keyboard, mouse or monitor connected to it. To save power, fan wear and dust ...
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The battery charge remains the same, as it was when Ubuntu was launched
15.6" Laptop ARDOR GAMING NEO G15-I5ND300 (NP5x_60_7x_RNx1)
Ubuntu 24.04 LTS
When you start the computer, the percentage of charge does not move, neither up nor down. If the charger cable is ...
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Ubuntu 24.04 power management disabling usb mouse
I am running ubuntu 24.04 on a Dell Inspiron 7559 laptop with a logitech m510 usb mouse. Occasionally on battery, the mouse stops working although the built-in touchpad continues to work. If I plug ...
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Performance vs Balanced power profiles for plugged-in laptop
My laptop's running 22.04 and the power mode feature has "Performance", "Balanced" and "Power Saver". When I'm plugged in, it automatically selects "Balanced".
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Dual-Boot Performance Profile Persisting Across Ubuntu 24.04 and Windows 11
I have encountered a problem using my dual-boot laptop Thunderobot Zero (i9-13900, nvidia rtx gpu), which runs both Ubuntu 24.04 and Windows 11. The laptop came with Windows 11 pre-installed, along ...
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My laptop HP Pavilion gets hot and battery drains on suspend mode using Ubuntu 24.04 LTS
I’m using Ubuntu 24.04 on my HP Pavilion Laptop 15 equipped with an 11th Gen Intel® Core™ i5-1155G7 processor (8 cores) and the Linux 6.8.0-35-generic kernel.
When I close the lid or when my laptop ...
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Which packages do configure the scaling_governor?
I am just trying to figure out why some Ubuntu desktop systems (no laptops, no batteries, just desktop systems) have the governor
/sys/devices/system/cpu/cpufreq/policy0/scaling_governor
set to ...
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