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Questions tagged [acpi]

Advanced Configuration and Power Interface, a standard for power management in operating systems.

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0answers
6 views

Accessing the Debug LEDs on Dell OptiPlexes

Dell OptiPlex machines have debug LEDs on the front panel that say 1-2-3-4.  How can they be accessed from Linux/Ubuntu?  Perhaps via ACPI commands?
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0answers
53 views

ACPI Error after running out of battery power

After running out of battery, starting my computer (DELL XPS 15, partitioned with Windows and Ubuntu) throws the following error: https://ibb.co/gmSbCLQ Instead of running Ubuntu, I get stuck in the ...
5
votes
1answer
498 views

Linux Drastically Underclocking CPU (i5-4300U CPU)

Currently working on an issue and am looking for some guidance. Our current setup is a dual core (i5-4300U) Advantech box running Ubuntu 14.04. I am seeing these rare occasions where the CPU cores go ...
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0answers
34 views

Prepare windows for power failure

In my scenario i have Windows system that can be notified about a power failure up to 200ms before the power failure (The UPS already failed in this scenario). As this won't be enough to shutdown ...
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0answers
144 views

Ubuntu not detecting battery on HP x2 210 G2

I've installed Ubuntu on this laptop (three flavours) after wiping the system of the original copy of Windows that it came with, and while it was mostly functional, one major aspect that concerned me ...
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1answer
68 views

Why must we port ROMs [closed]

We can install windows on a range of machines, but when one attempts to flash a ROM on another android device, it doesn't work. I assume this is because the kernel and system optimisations are only ...
1
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0answers
40 views

Hardware abstraction layer and ACPI

I assume the hardware abstraction layer knows the particulars of the underlying hardware through ACPI tables. Are these tables updated by the BIOS? I assume the BIOS puts them in memory in a location ...
0
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1answer
53 views

Fedora 27 LXDE closing lid doesn't lock the screen (selinux acpid xscreensaver-command)

I've installed acpid and setup an event for lid close which works in debug mode, however I cannot get it to work when acpid is started by systemd. I used the suggestions here to configure acpid Linux ...
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0answers
47 views

Wake on USB on Thinkpad W541

I am trying to set on wake-on-usb on my Thinkpad W541 with Fedora 26 on kernel 4.14.18-200.fc26.x86_64. After googling around I did echo enabled > /sys/bus/usb/devices/**/power/wakeup echo on > ...
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1answer
169 views

What can I do as far as controlling battery charging via a “Microsoft ACPI-Compliant Control Method Battery”

I noticed that sometimes when my laptop is plugged in it says "Plugged in not charging" - searching around I see all sorts of ways to disable this by removing the "Microsoft ACPI-Compliant Control ...
0
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1answer
200 views

Dell T3600 won't start showing amber 3 & 4 with a white power button

My workstation is a Dell T3600. The 3 & 4 are amber and the power button is white. Dell's web-site says this is ACPI S3 mode (power saving). But it won't wake up for anything. Everything was fine ...
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0answers
264 views

Run a script on power button press on windows 10

I want to link the power button press on my PC with the script that I want to run. I would want my script to shutdown the PC without any notification to the user of any unsaved data. Only the msgbox ...
1
vote
1answer
71 views

ACPID not able to run commands in scripts

I have an HP Elitebook 2740p that has the old style rotating monitor for tabletmode. This rotation generates an ACPI event which I am using to run a script that rotates the screen as well as the touch ...
1
vote
1answer
23k views

The BIOS in this system is not fully ACPI compliant

I have a Dell Inspiron 3050 desktop (one of the little mini square PCs) which I'm trying to put some version of Windows on. I'm able to load various Linux flavors, but when I try Windows, I get a ...
1
vote
1answer
432 views

specific systemctl service is stopped after daily apt upgrades and clean activities

I have problem in multiple servers (it happened twice, one per month) where starting Daily apt upgrade and clean activities for some reason stops my specific service and then never starts it, so it is ...
2
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6answers
22k views

missing battery time remaining estimation

I am examining a new Surface Book 2 and missing the battery time remaining estimation. On a Surface Pro 4 it behaves as expected and I try to check the differences. If you google it, there are many ...
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0answers
59 views

Laptop won’t recognize charge when it’s on, but will charge when turned off

I noticed my Ubuntu based thinkpad t460 acting very slowly so I rebooted it. However, it failed to boot. So I stuck in a Ubuntu usb and used boot-repair to fix it. I then noticed it would not charge. ...
1
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1answer
2k views

ACPI.sys high CPU usage

i need help to identify what i causing this. i have a new HP Omen 17 got it for a month now and somehow the laptop keeps one core busy the whole time. i appreciate any help!! thank you! i updated ...
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2answers
7k views

BIOS ACPI Error message when installing OS on MSI-Z370-A PRO

I got a brand new MSI Z370-A PRO PC with NVIDIA GeForce GTX 1080 and 1151 Socket. Currently, the hard drive is empty, when I try booting OS installation from an external medium (either USB or CD), I ...
4
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2answers
2k views

Sleep mode no longer works after the Windows 10 Fall Creators Update

Last week I've updated my PC with the latest Windows 10 Fall Creators Update. Since then, I cannot longer use a sleep mode on the PC - when I try to put the PC to sleep, it doesn't go to sleep but to ...
1
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0answers
42 views

Start unit when AC adaptor is plugged

I want systemd to start a unit file when the AC adaptor of my laptop is plugged. Likewise, I want to stop the same unit when the adaptor is unplugged. Maybe attaching the unit file to the unevent? I ...
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0answers
40 views

Ubuntu, openSUSE, Fedora and Elementary all fail to do acpi tasks

When I close the laptop lid, when I want to shutdown, restart or halt my system always freezes. Only Windows has no problems with these tasks. What may be the cause? The BIOS doesn't provide any ...
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0answers
367 views

VMWare Workstation Pro: “Shut down guest” does “Poweroff” instead

My problem is that VMWare Workstation Pro 12 does not send the ACPI commands to do a clean shutdown of the VM, when I select "Shut down guest" (or resets when I press "Restart guest"). The VM is ...
1
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0answers
91 views

ACPI.sys+23270 Thead using 12% CPU Usage [Win10] [duplicate]

I've seen other posts about this but since I have a more information about the situation I'm thinking I could use some help to isolate the issue rather than reinstalling every single driver the trial ...
5
votes
1answer
504 views

acpi not running action

I have a scripts to control display brightness: /etc/acpi/actions/bl_down.sh: #!/bin/sh bl_device=/sys/class/backlight/intel_backlight/brightness echo $(($(/usr/bin/cat $bl_device)-10)) | sudo /usr/...
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1answer
582 views

How to prevent UPS from waking up computer through USB?

I have a Eaton 3S 700 UPS plugged to my Windows 7 Pro 64-bit computer by a USB cable, and I can't prevent the UPS from waking up the computer constantly. This happen both when the UPS is in battery ...
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0answers
79 views

Debian freezes when not used. Suspend failure?

When I leave my Debian/Xfce laptop alone for a while the screen turns black and then it is stuck there. Nothing happens when I press a key or move the mouse, the screen stays black. I can however ...
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2answers
205 views

immediate resume from S3 sleep when ethernet cable plugged in

The problem: The computer resumes from S3 sleep (suspend-to-ram) within 5 seconds of suspend if the ethernet cable is connected Hardware: Intel E2180 Gigabyte P35-DS3L Realtek RTL8111b (using the ...
2
votes
0answers
4k views

Latency caused by ACPI.sys

(Specs below) A few weeks ago, I started having problems with latency; all of a sudden audio and video weren't synchronised anymore and there were/was a lot of stutters and crackling (EDIT: my CPU ...
4
votes
2answers
7k views

ACPI Exception: AE_NOT_FOUND, while evaluating GPE method - floods syslog

On my new desktop, after waking up from sleep one of my CPUs is constantly on 100% use, initially it was the xorg process (4289), now its the kworker thread. My /var/log/syslog is flooded (850+ lines ...
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0answers
760 views

Can't enable ACPI on Ubuntu

ACPI is turned off by default on my freshly installed Ubuntu 16.04 and it seems because of that only one CPU core is detected, resulting in a lot of performance issues. Turning ACPI on grub makes the ...
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0answers
229 views

ACPI.sys is consuming a lot of CPU. Windows 7

Yesterday i had a problem where my CPU usage was getting spikes between 10% and 80%. I found out that svchost.exe was consuming a large portion of that. Now my problem is with the system process. I ...
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0answers
608 views

ACPI Bios error on Windows 10 Lenovo Tablet

I have recently purchased a Lenovo Miix 310-10ICR tablet that came with WIN 10 by default. I was tempted to try Android on it so I managed to download and install it yesterday. But, I made a HUGE ...
1
vote
1answer
5k views

Plugged in but not charging Asus laptop

My Asus laptop says plugged in but not charging even after I reset the battery (taking it out, holding the power button for 45 seconds, putting it back in). I have also tried uninstalling Microsoft ...
1
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0answers
207 views

Noisy HP DL360 server and DMESG errors

I purchased a HP ProLiant DL360 server for use with Solaris testing because it was OEM hardware. The server sits in my basement and its kind of noisy. It sounds like a mini high-bypass jet engine, ...
0
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1answer
929 views

Ubuntu, battery is never fully charged

I installed Ubuntu 16.04 in a Lenovo thinkpad e550 and i have a problem: the battery doesn't charge, the icon on the panel doesn't indicate it's charging, and in "Power Statistics" -> "Laptop Battery" ...
2
votes
1answer
2k views

Blk update request: I/O error . Ubuntu won't boot

When booting Ubuntu, my laptop is first displaying a message "ACPI probe failed" then it starts throwing "Blk update request: I/O error" (see video) Is this the HDD failing?
38
votes
4answers
10k views

Is the CPU active in Sleep mode?

Suppose on a Windows OS, you toggle the computer to go into sleep mode and put it away. As far as I know there will no programs or processes will be running. But would the processor still be running ...
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0answers
73 views

Zotac Nano uses lots of power while on standby and accesses USB stick - why?

I have a Zotac Nano mini PC with a UEFI firmware here. I have noticed that when on "standby" it consumes a few Watt of power. To illustrate: We start with the power supply disconnected (the power ...
0
votes
1answer
228 views

Access xinput from acpi bash script on debian

I'm trying to program a non-working special key on my keyboard using the acpi events, and already got acpi to recognize a keypress and pass it on to a shell script. However, for some reason I cannot ...
1
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0answers
98 views

XP unable to hibernate with system installed on LSI controller?

I'm trying to build a workbench machine that will multi-boot all sorts of OSes, one of which will be XP32, SP3. So first up, please don't tell me how silly it is to be installing this nowadays, ...
3
votes
1answer
9k views

Unable to install ubuntu - ACPI PCC probe failed

I recently bought a new computer. The first OS I installed was windows 8.1. After that I created a bootable usb drive with ubuntu 14. Unfortunatelly every time i try to boot it and install it i have ...
2
votes
1answer
3k views

How to install Windows XP directly on a new-ish laptop when it says ACPI is non-compliant?

When I try to install Windows XP (don't ask...) on a new-ish laptop (Lenovo Y410p), its text-mode portion installs correctly, but then when I try to boot it afterwards so that it can continue with the ...
4
votes
2answers
6k views

Windows 10: Laptop display refuses to turn off

System: Clevo P157SM (Sager NP8255-S). I've just upgraded to Windows 10 Pro on my laptop and now the display refuses to turn off even if I lock the session or after the configured timeout (15 minutes ...
2
votes
1answer
66 views

How to run script every time display is re enabled?

On my linux laptop my screen in flickering due to low PWM duty cycle, I found solution here: https://bbs.archlinux.org/viewtopic.php?id=159817, and wrote script that set PWM to higher value. The ...
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0answers
43 views

How can I tell my Linux installation to handle the brightness ketys with ACPID?

I want to manually control my brightness keys making a event on /etc/acpi/events. Only that there is a problem, when I press the brightness up/down keys, the brighness changes (I think that the BIOS ...
1
vote
1answer
26k views

BIOS not ACPI compliant, on windows 7 installation

I was facing a problem of blank screen with cursor after login in my Lenovo G40-30 laptop which was pre-installed with windows 8. So to resolve it I somehow decided to change it from UEFI boot to ...
1
vote
1answer
1k views

Windows 2003 Server doesn't start

My PC with Windows 2003 server has this problem: it doesn't start in normal mode, and in safe mode, it hangs-on the acpitabl.dat I have tried to reset BIOS and disconnect all devices, without success....
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0answers
3k views

How to change brightness on puppy linux?

I just installed puppy linux but the screen is literally burning my eyes. The Fn+Brightness key on my laptp doesn't work, I tried to go to setup and change the gamma but it just make the colors darker,...
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0answers
295 views

What exactly does acpi_backlight=vendor do

I have an issue when booting Linux with a device plugged to USB 3.0. If there is anything plugged (USB stick, keyboard, …), the system hangs on start with blank screen and does not react even on SysRq....