Questions tagged [acpi]
Questions that relate to the Advanced Configuration and Power Interface (ACPI) specification which provides an open standard for device configuration and power management by the operating system.
714
questions
64
votes
3
answers
137k
views
What does the kernel boot parameter "set acpi_osi=Linux" do?
I am facing an issue with brightness control in my laptop which has Intel HD graphics and Ubuntu 10.10 64-bit. So when I searched for a fix I found that a common suggestion is to edit the GRUB file ...
- 1,431
56
votes
4
answers
238k
views
Boot Error - ACPI PCC Probe Failed
ACPI PCC Probe Failed is the error that pops up instead of the default GRUB loader after I updated my kernel to 3.19.
I searched around and couldn't find much information except that it is a known ...
- 713
33
votes
4
answers
43k
views
How to prevent the Power button to shutdown directly the system?
I did a fresh install of Ubuntu 13.10. When I press my power button, my computer immediately shuts down. In Ubuntu 13.04 I got a nice menu, where I could choose what to do. It is gone now and I want ...
- 1,733
33
votes
4
answers
80k
views
Ubuntu 22.04 "ACPI BIOS Error (bug): Could not resolve symbol" errors on Asus X705UA
Running Ubuntu 22.04, Kernel 5.15.0-40-generic x86_64
Since the last kernel update about 3 weeks ago, I have started to get the following errors:-
I have updated the ASUS laptop with the latest BIOS ...
- 431
32
votes
2
answers
90k
views
What do the different Boot Options mean? (i.e. acpi=off, noapic, nolapic, etc)
I've been having issues installing 11.04 on my new laptop, the solution was to enable any of these boot options:
acpi=off
noapic
nolapic
But, what do these options actually do?
What sort of ...
- 4,832
29
votes
2
answers
265k
views
How do I disable ACPI when booting?
When I tried to install Ubuntu from the live CD start menu, the screen became black with just a blinking cursor. I rebooted the PC and I chose the option acpi=off. Then the installer started and ...
- 315
28
votes
3
answers
176k
views
Booting Ubuntu with "acpi=off" grub parameter
In order for me to boot into 12.04, I have to add the parameter acpi=off in grub. Any other options as specified here do not allow me to boot into Ubuntu.
My question is simple, what does setting ...
- 433
27
votes
3
answers
54k
views
/dev/sda1: Inodes that were part of a corrupted orphan linked list found
I was using my Ubuntu 2015.04 (with ecryptfs-encrypted user home) laptop normally when suddenly, the hard drive became read-only.
I rebooted and now it is stuck on this:
[ 0.703206] ACPI PCC ...
- 11.7k
21
votes
4
answers
48k
views
Fan is always on, CPU usage is rather low and can't find the fan or thermal_zone proc files
I have an Asus N76VB notebook with Ubuntu 14.04 and TLP for power managment. However, the fan is always on. It's not really loud, but it's annoying. My CPU usage is around 1-2%. It's clocked at 1.20 ...
- 11.9k
20
votes
2
answers
47k
views
ACPI error on every boot
I recently switched from Windows 10 to Ubuntu. So far so good, but I get these errors on every boot. I was not getting these when on Windows 10 (not sure if it is because Windows didn't have these ...
- 231
19
votes
1
answer
132k
views
ACPI Errors when booting , Can't boot
I recently installed ubuntu gnome 16.04 LTS in My HP-15AC122TU laptop.
I have been using this for a while.
I wanted to genarate an xorg.conf file since having a screen-tearing whenever I play movies ...
- 301
16
votes
1
answer
27k
views
ACPI Warning Argument #4 type mismatch
Output of dmesg:
http://paste.ubuntu.com/23381803/
In the dmesg, there is the below error:
ACPI Warning: \_SB_.PCI0.RP01.PXSX._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] ...
- 1,094
14
votes
6
answers
9k
views
Lenovo ThinkPad X1 Yoga OLED Brightness
I'm running 16.04 on my X1 Yoga OLED.
I can't change the brightness of the screen at all, it seems to be on maximum brightness all the time. I've tried:
Fn+F5/F6
xbacklight -set 50(and 100, and 0, ...
- 567
14
votes
5
answers
93k
views
Unable to Boot after installation , ACPI errors
I recently tried setting up a dual boot of Ubuntu 18.04 LTS with windows 10 already installed on my Asus VivoBook Pro N580GD.
I have tried reinstalling multiple times but every time I get a bunch of ...
- 361
14
votes
3
answers
10k
views
How do I configure WakeOnUSB properly?
How do I configure Wake-On-USB properly on a 10.04 or 10.10 Ubuntu (2.6.36 and higher if needed)?
(Wake-on-USB is when the computer is asleep and for example a USB Keyboard event wakes up the machine!...
- 641
13
votes
3
answers
9k
views
Does Ubuntu support Core Parking?
Core parking is a new feature that introduced in Windows 7 to get better Battery performance .
Depending on the resource use of the operating system it may park one or multiple cores of a multi-core ...
- 22.1k
13
votes
3
answers
12k
views
Thinkfan on Thinkpad T410 - thinkpad_acpi doesn't seem to support fan_control
I try to run thinkfan.
I installed it and configured it.
But if i do this i get an error.
chris@chris-ThinkPad-T410:~$ sudo thinkfan -n
WARNING: Using default temperature inputs in /proc/acpi/ibm/...
- 311
12
votes
4
answers
12k
views
Can't use bluetooth headset in HSP/HFP mode - ubuntu 20.04
I have a logitech wireless headset that can work in 2 different modes: High fidelity stereo audio (A2DP) without microphone and headset (HSP/HFP) with microfone.
The A2DP mode works, but when I try ...
11
votes
1
answer
10k
views
What is an ACPI GPE storm?
Just experienced a system freeze (no touchpad, no keyboard, screen looked normal), Alt/SysRq/REISUB didn't work, had to press the start button.
In /var/log/kern.log I find:
ACPI: EC: GPE storm ...
- 533
11
votes
2
answers
24k
views
AMD Ryzen 5 3600 + Ubuntu 20.04 problems
I have Ryzen 5 3600, Gigabyte X570 GAMING X and Radeon RX 580 Series.
I installed Ubuntu 20.04 and it is loaded with kernel parameter 'acpi=off' but now system recognize only 1 core(lspcu, cut /proc/...
- 111
11
votes
1
answer
10k
views
ACPI errors at boot [duplicate]
Using Ubuntu 22.04 on kernel 5.15.0-37-generic, I suddenly get numerous errors during boot.
ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PR00._CPC], AE_NOT_FOUND (20210730/psargs-330)
ACPI ...
- 111
11
votes
1
answer
31k
views
Ubuntu 20.04 boot error - Firmware bug; Hardaware error; ACPI does not cover the entire command/response buffer;
I get this error with some linux distros (I use ubuntu, but I checked and tested several others distros to see if the same problem occurred) when I click to try or when I install and boot (exept ...
- 111
10
votes
5
answers
23k
views
Battery indicator is stuck on "estimating"?
After installing Ubuntu 10.10, the battery indicator worked fine (both percent remaining and estimation on time). I then installed and configured some software (Skype, Pidgin, Thunderbird, removed ...
- 335
10
votes
1
answer
14k
views
Catch lid close and open events
I tried to write a script like this suggestion:
How do I configure the screen to lock when I close the lid?
I created a directory and a new script file:
mkdir /etc/acpi/local
gksudo gedit /etc/...
- 32.8k
10
votes
3
answers
15k
views
where did /proc/acpi/battery/BAT0/XXX go in 12.10?
I use some custom scripts that use and monitor the battery information that was in:
/proc/acpi/battery/BAT0/(state|info)
However, since upgrading to 12.10 I no longer have those files and I've been ...
- 3,647
10
votes
4
answers
29k
views
My root partition keeps filling to 100% capacity, but I can't figure out why!
Please see Edit #3 if you're looking for a solution.
I'm running Xubuntu 16.04 LTS, and I have a ~40 GB root partition which is 100% full according to System Monitor (as root). It's definitely full, ...
- 1,136
10
votes
2
answers
10k
views
Using quad core, but only 1 CPU entry in `/proc/cpuinfo`? Is SMP running on my computer?
I just upgraded my system and did a clean install of Ubuntu when I did (Installed Oneiric Ocelot from the CD last week but yesterday upgraded to 12.04 LTS). I have an i7 920 (quad core with ...
- 394
10
votes
1
answer
15k
views
Not been able to Shut Down 13.04
After installing Ubuntu 13.04 (not upgrading to it, I did a "clean install" removing the older one), I'm not been able to shutdown the system.
After clicking the Shut Down button the desktop ...
- 10.8k
9
votes
1
answer
2k
views
How does my computer suspend?
Trying to understand how suspend works in 10.10.
http://git.webconverger.org/?p=home.git;a=blob;f=.bashrc;h=8ba57b877e31a03c5f0b1675b42f747d81dd31ad;hb=HEAD#l31
I use an alias suspend='sudo /etc/...
- 630
9
votes
3
answers
3k
views
Prevent PC from shutting down on Power button
I am building a PC and a BeagleBords ARM embedded for public use. They run Ubuntu 13.04 and manually assembled Linux respectively.
Is there a way to prevent them from being shut down on pressing ...
- 6,561
8
votes
3
answers
21k
views
Brand new battery is 100% charged but at 0% capacity
I just bought a brand new battery to replace one that had seemingly died. I followed the instructions that came with the battery and charged it overnight, then ran my computer on battery until it was ...
- 468
8
votes
2
answers
10k
views
How to find acpi drivers for specific acpi device / Solving kernel suspend bug
I'm following https://wiki.ubuntu.com/DebuggingKernelSuspend and it says that I have to reboot the system with
sudo sh -c "sync && echo 1 > /sys/power/pm_trace && pm-suspend"
and ...
- 913
8
votes
3
answers
4k
views
ACPI issue, help to fix broken DSDT on an HP Pavilion DV6-6008el
I'm having a hard time fixing the ACPI subsystem of an HP laptop (Pavilion DV6-6008el, Ubuntu Natty 64-bit).
I can boot only if acpi=off is specified as kernel parameter in grub, otherwise blank ...
- 1,786
7
votes
3
answers
13k
views
How to shutdown the computer when hitting the Power button?
I have a Xubuntu Lucid 10.04 computer plugged in to my TV. I use the command line to administrate it.
Right now when I hit the power button it just opens a Logout screen.
How can I set it up so that ...
- 10.6k
7
votes
3
answers
31k
views
ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.GP17.VGA.LCD._BCM.AFN7]
The fault:
ACPI: Video Device [VGA1] (multi-head: yes rom: no post: no)
ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.GP17.VGA.LCD._BCM.AFN7], AE_NOT_FOUND (20190816/psargs-330)
...
7
votes
2
answers
10k
views
How can I enable the power button on my server?
The power button on my headless 11.10 server appears to do nothing unless I hold it in for 5 seconds or so, in which case it switches the machine off instantly.
What I'd like it to do if I press it ...
- 1,078
7
votes
4
answers
12k
views
How to enable hard-blocked bluetooth in Thinkpad Edge 320
I'm trying to use the built-in bluetooth device of my Lenovo Thinkpad E320.
It seems to be hard blocked, but i can't find any possibility to unblock it.
rfkill list returns:
0: tpacpi_bluetooth_sw: ...
- 231
7
votes
1
answer
3k
views
Is ACPI useful on a server?
Should I install acpi on ubuntu server? for potential power managing features?
I was thinking power down button would be useful for less terminal skilled users who don't know how to connect using SSH ...
user25389
7
votes
3
answers
38k
views
ACPI Error: AE_NOT_FOUND when booting after upgrading from 20.04 to 22.04
I upgraded my Ubuntu version from 20.04 to 22.04 (dual boot), and now I get ACPI errors when I boot, but when I load an older kernel version (5.13.0-48-generic), so I only get this errors with the 5....
- 71
7
votes
1
answer
10k
views
ACPI : EC: Fail in evaluating the _REG object of EC device. Broken bios is suspected
I can't install linux with kernel over than 4.x on my computer. (MSI GP72-6QE-087XFR Leopard Pro)
Tried : Ubuntu 15.10, debian 8 and linux mint 17.3.
This is saying:
"ACPI : EC: Fail in evaluating ...
- 111
7
votes
1
answer
7k
views
20.04 LTS Since upgrade from 19.10 laptop doesn't suspend anymore after lid close
My Lenovo P50 laptop used to suspend nicely when I closed the lid on Ubuntu 19.10. After the upgrade this doesn't work anymore. When I execute the command sudo systemctl suspend then the laptop still ...
- 712
7
votes
2
answers
5k
views
Run a Script when Power Button is Pushed
I'm trying to run a script once I push the power button instead of having my machine turn off. I'm running Ubuntu Server 13.04, but any answers also need to work on Server 14.04.
I've looked at ACPI ...
- 91
7
votes
1
answer
3k
views
Customize the power button action (ubuntu 10.04)
I would like to customize the power button action. The tutorial at http://blog.metalight.dk/2010/07/ubuntu-lucid-custom-power-button-event/ works but not always (the number of shutdown processes can ...
- 171
7
votes
1
answer
3k
views
How do I enable power management on Ubuntu Server?
I have Ubuntu Server 11.04 installed on an old noisy laptop. Its only purpose is to run subversion and I commit code quite rarely, but the laptop should work all the time.
So I would like to know how ...
- 173
7
votes
1
answer
3k
views
Switcheroo or ACPI call: Which is the better option and what are the differences?
I'm running Natty 64-bit on my Acer TimelineX 3820TG.This notebook has a switchable graphics card (ATI Radeon HD5650 and Intel Chipset).
Currently I am not using the fglrx drivers. I am a little ...
- 822
7
votes
2
answers
11k
views
ACPI BIOS Error messages when booting Ubuntu 20.04
After upgrading my ASUS Zenbook UX305UA (Intel i5-6200) from ubuntu 18.04 to 20.04 (20.04.1 LTS to be specific) a couple of weeks ago, I am experiencing odd bugs. While odd green pixels like this were ...
- 143
7
votes
0
answers
563
views
19.10:& 18.04: Charger plug, unplug not detected promptly: Windows sees change promptly
It has ended up with a ticket to kernel bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=206731
I have a Lenovo Ideapad 330-17ICH laptop running Ubuntu 19.10. Since I've installed Ubuntu I'm ...
- 121
7
votes
1
answer
4k
views
how to fix this ACPI BIOS errors and ACPI errors?
[ 1.536862] ACPI BIOS Error (bug): Could not resolve symbol [\_TZ.TZ00._TMP.ECPU], AE_NOT_FOUND (20190703/psargs-330)
[ 1.536928] ACPI Error: Aborting method \_TZ.TZ00._TMP due to previous error ...
7
votes
0
answers
1k
views
Ubuntu 17.10.1 doesn't suspend on lid close with 2 displays
I run Ubuntu 17.10.1 on Acer Aspire V17 Nitro (VN7-791G).
I am booting from a secondary hard drive that is installed instead of a DVD drive, I also have a secondary display connected using a VGA (...
- 71
7
votes
0
answers
7k
views
Has the bootoption "acpi=noirq" any disadvantages in permanent use? Help me with debugging acpi pls
I am using Ubuntu for a while now and I have an average knowledge of it, I thought so ;), but have a problem I cant solve alone. I did a lot of research, but now I cant find an other solution and I ...