Questions tagged [power-management]
Systems to manage power consumption, such as system suspension and hibernation, CPU speed adjustment, disk spindown, battery usage monitoring, …
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Controlling wifi power save
On some of my server systems (Debian trixie), wifi power saving causes "laggy" terminal response on the client side of the SSH connection. By "laggy" I mean that there is an ...
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How to set charging threshold of a Toshiba laptop directly from Linux
I just had to order a new battery which died after just one year of usage. Apart from the cost, this is a bit environmentally wasteful - waste of lithium and rare earths. So now I have learned that ...
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How to troubleshoot my Arch Linux stuttering after suspend?
I'm using Arch with GNOME, when I close my laptop lid for a while (it need a few minutes), then I open it again, my environment get small stutters each minute.
I tried to run sudo journalctl -f but ...
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Disable wakeup on plugging in USB-C power
On my Lenovo Thinkpad T14s with AMD CPU, when the machine is suspended, plugging the USB-C power cable in or out causes the machine to wake up. I want to disable that.
Some information I think is ...
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A way to disable udisks "housekeeping" short of disabling udisks?
I have a USB hard drive connected to Raspberry Pi OS that seemingly never spins down. It turns out that udisks2.service is performing regular "housekeeping" and failing:
Sep 05 02:32:13 rpi ...
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Dell Latitude 5420 S0iX Sleep
I just purchased this laptop used and installed Fedora 42 on it.
It’s a Dell Latitude 5420 with an i5-1145G7 processor.
The laptop does not support S3 sleep, only s2idle. It successfully enters and ...
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System taking more time to resume from S3 sleep
Yocto System taking more time to resume from S3 sleep, it should take 2sec, but taking 12sec:
Suspend entry: [ 244.086061] PM: suspend entry (deep) Low-level resume complete: [ 246.900251] Suspend ...
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system hang with G2/G3 NIC card after resuming from S3 suspend
system hang with G2/G3 NIC card after resuming from S3 suspend. But it works with G1 NIC & ethernet. What is the culprit here
xhci_hcd 0000:03:00.3: Controller not ready at resume -19
xhci_hcd ...
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/xfce4-power-manager/logind-handle-lid-switch does not exist
I'm trying to let logind handle my lid events. So I followed the instructions here:
https://docs.xfce.org/xfce/xfce4-power-manager/faq
And tried
$ xfconf-query -c xfce4-power-manager -p /xfce4-power-...
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How do I debug NVME SSD heating while idle when booting from it?
nvme smart-log /dev/nvme0n1 shows consistently climbing temporature of a KINGSTON SKC3000D4096G NVME SSD drive, even when idle. Without load, it converges to 85-90 degrees Celsium. Laptop is indeed ...
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Changed behavior of sleep command in Linux suspend and resume testing
I am working on an embedded Linux system (kernel-5.10.220).
Now I am testing the suspend and resume in this system with a watchdog time as the wakeup source to wake system up from suspend.
The ...
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Liquid cooler AIO usb power management
I have a Thermalright Frozen Vision liquid cooler with display for my CPU. On windows it works perfectly with all sensors details due to a dedicated app released from the manufacturer. Unfortunately ...
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How to extend laptop battery life? TLP and auto-cpufreq didn’t work
I’m having an issue with my laptop battery draining too quickly.
I tried optimizing power consumption by installing auto-cpufreq using the --install command as per a guide I found.
However, I haven’t ...
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How do I stop my Ubuntu desktop computer from "sleeping" when nobody is logged in?
In short - I have an issue where my Ubuntu Desktop computer seems to "sleep" when no user is logged in, and I would love to prevent this.
More Details -
Pre-emptive apology if something I ...
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System will not wake from sleep using keyboard or power button
I set SuspendState=freeze in /etc/systemd/sleep.conf. Since then the system will not wake up unless I close and open the laptop lid.
I cross referenced the input devices listed by
cat /proc/bus/input/...
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