Questions tagged [suspend]

Questions related to Suspend Mode, which is a special low-power mode often used on laptops that preserves the contents of RAM while using less power than normal. Questions related to suspending to disk should use the [hibernate] tag.

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Ubuntu 22.04.3 LTS freezes after coming out of lock mode with AMD Lucienne GPU on Lenovo IdeaPad Flex 5

I'm experiencing an issue where my Ubuntu freezes every time I try to come out of lock mode. It is not waking up after suspended. I can still move the mouse, but it does not open anything so I have to ...
manuela's user avatar
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1 vote
0 answers
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crash with lid closure

I am running Ubuntu 22.04.3 LTS and whenever I close the lid the applications symbols become terminals, the background goes blue, and clicking on anything causes a secondary desktop to pop up with ...
Vex Ravenwind's user avatar
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0 answers
30 views

Laptop waking up when docked

My laptop wakesup on it's own when suspended. It only happens when docked. I'm running ubuntu 22.04 on a Dell Precision 5560 and WD19 dell dock. I suppose the dock is waking up the laptop. How can I ...
Michel Lemay's user avatar
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50 views

Display freezing on wakeup

I'm hoping someone can point me in the right direction. I have Lenovo Thinkpad E14 with dualboot Windows 10/Ubuntu 22.04. When I launch Ubuntu, there are no problems. But when the PC "goes to ...
Grant's user avatar
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23.10 Fresh install, USB peripherals lose power on sleep, can't wake from/keyboard mouse

After a while my peripherals turn off and then I can't wake the thing back up. Didn't exhibit this behavior prior to installing 23.10
Jason Lamphere's user avatar
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31 views

How to see and change swapfile/hibernate settings through GUI?

When Ubuntu Desktop 22:04 is installed, while the process itself appears a screen with the some options about swapfile, hibernate .. and perhaps more if my memory does not fail me. Once completed the ...
Manuel Jordan's user avatar
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46 views

My pc switchs on from itself

I don't know how and when, but if I put the pc in standby or I switch it off without charging, when I switch it on in the morning it is already on (but with the standby screen) and without charge (...
Elios's user avatar
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0 answers
110 views

Can't login after suspending Ubuntu, No tty login prompt either

I have installed Ubuntu 22.04 alongside Windows 11 on my Asus Vivobook 16x Notebook powered by Ryzen 5 series processor. I noticed that if I suspend it or it gets locked automatically after screen is ...
Manish Kumar Bisht's user avatar
2 votes
0 answers
349 views

Ubuntu 22.04 crashes on suspend/wakeup

Around 4 days ago I performed the suggested software updates and since then my notebook crashes on wake up, please help me debugging and solving it. Right now, when I wake up the notebook I see a ...
tsmotter's user avatar
0 votes
0 answers
132 views

Computer freezes when trying to go to sleep

When I try to put my computer (a laptop: Asus X510UA) into sleep, usually, it works and I am able to wake it up correctly after. However, from time to time, I have a strange error: when I press the ...
Adrien's user avatar
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Delay in touchpad & keyboard reactivation after screen energy saving: how to find out the problem?

I received a Thinkpad X1E4 with Ubuntu 20.04 and KDE/Plasma desktop, apparently installed with sudo apt install kde-plasma-desktop. The machine works pretty fine except for a little glitch: whenever ...
pglpm's user avatar
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35 views

How to force flush ram after hibernate & suspend

There are methods to flush ram such as (1) sudo sh -c "echo 3 > /proc/sys/vm/drop_caches" and (2) sudo swapoff -a && sudo swapon -a and so on. But I am curious, when a ...
Joshua Robison's user avatar
0 votes
1 answer
185 views

How to lock pc when lid is closed Ubuntu 22.04 LTS?

I've installed Ubuntu 22.04.3 LTS and configured all my environments, but when I was about to close my laptop lid, I encountered an issue. Instead of suspending, the external monitor continues to ...
ma4stro's user avatar
  • 101
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1 answer
102 views

System date on laptop resume set in the future

I have an HP 15-EF2XXXX series laptop with Ubuntu 22.04.3 LTS installed. The laptop works great in all regards, considering the cheap build quality. However, at the end of the day I suspend the OS by ...
Eric Ryan Harrison's user avatar
1 vote
0 answers
24 views

Touchpad won't scroll after suspend

Hey just installed a fresh Ubuntu install (on a dell Inspiron 7415 2-in-1), everything works fine except the touchpad. The touchpad only seems to work fine after I fully restart my laptop, but after ...
pomki's user avatar
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0 answers
49 views

laptop keyboard is not recognized at startup

similar issue reported in different forum threads but not exactly this behavior: fujitsu u7510 with ubuntu 22.04 and 23.04 (kernel > 6): laptop KEYBOARD IS NOT RECOGNIZED AT STARTUP, however if i ...
cibex's user avatar
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0 answers
113 views

Unable to resume from suspend due to zsh as default shell - why?

I've been bothered by a problem where my workstation won't resume from suspend. When the PC is powered the power button is fully lit, and when it's suspended the button is blinking. Pressing the power ...
Blair Frandeen's user avatar
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0 answers
733 views

Ubuntu 22.04.3 in-tree driver rtw89_8852be wifi adapter "Unable to change power state from D3cold to D0, device inaccessible" after sleep

I'm struggling with a network adapter that refuses to wake up after sleep/suspend. I found several posts and proposed solutions that didn't work, however most referred to the driver on lwfinger's ...
Urban Willi's user avatar
0 votes
0 answers
108 views

22.04 waking up from sleep issues on Malibal Aon

I have a malibal aon s1. It is a pretty nice lightweight laptop, however I am running into issues with sleep. I am so confused on why the laptop will go to sleep but won't wake up, this was working ...
ubuntunoob570's user avatar
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0 answers
155 views

Ubuntu Suspends Itself

I have this strange problem: my laptop suspends itself randomly when I use it normally. Journalctl (output below) says that I press the suspend key, but I'm sure I don't. I connect my laptop to an ...
aya_aragaki's user avatar
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1 answer
50 views

What is the sd-bright task, and why will it not freeze?

When I close the lid of my Acer Nitro laptop, I see this in my journal: systemd-logind[628]: Lid closed. systemd-logind[628]: Suspending... ... systemd-sleep[2396]: Entering sleep state 'suspend'... ...
Bram's user avatar
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3 votes
0 answers
416 views

Sound output device is lost on suspend, requiring a reboot to reactivate

I'm listening to YouTube Music (in Google-Chrome in Flatpak) and walk away for 10 minutes. My desktop turns the screen blank to save power, as I told it to: Sometimes the music stops and sometimes ...
GlenPeterson's user avatar
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1 vote
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118 views

What could cause input/output errors after resuming from sleep mode?

For a few weeks now I experience IO errors when I reopen my Ubuntu (22.04) laptop. Then I can only hold down the power button and hard reset everything. I will gladly provide you with necessary ...
MDoe's user avatar
  • 115
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0 answers
21 views

Icons and applications not functioning properly after suspend

When my laptop is suspended, after I turn it back on many different things act differently than intended. At first I couldn't even log in because of the sign in page: there was no indication that I ...
Sondalyn's user avatar
0 votes
0 answers
48 views

wifi connected but not working after sleep/suspend

I have recently upgraded to Ubuntu 20.04 and noticed that after sleeping/suspend the wifi doesn't work. The connection is established to the wifi but webpages are just not loaded. If I restart the ...
Py-ser's user avatar
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1 vote
0 answers
114 views

Password field in lock screen loses focus

Sometimes when I wake up the computer after suspend, I notice that the password field loses focus while I am typing the password. I am unable to move the focus by pressing tab. The only way is to use ...
tom sawyer's user avatar
0 votes
0 answers
47 views

Blender does not display texts

I am currently using Ubuntu 23.04 and this problem occurred when I had 22.04. When I had Ubuntu 22.04, when my system was suspended, all the images, shapes, and texts turned into noisy images, so I ...
ahmadi's user avatar
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1 vote
1 answer
538 views

Suspend and shutdown not working on HP Zbook Studio G9 Ubuntu 22.04

Since beginning of august 2023, after an update of my ubuntu (apt upgrade), the suspend mode doesn't work anymore, it goes to suspend but cannot resume from it (still black screen). Same for the ...
Brice.S's user avatar
  • 11
4 votes
2 answers
2k views

Suspend not working (Ubuntu 22.04)

The machine won't wake after suspend. This happens both when I close the lid, or when I suspend from the power off menu. As far as I can tell, the machine does go in suspend mode - the screen goes ...
ventsyv's user avatar
  • 111
0 votes
1 answer
137 views

Ubuntu 22.04 on Acer Aspire A514-54: excessive heat and battery drain during suspension

I recently installed Ubuntu 22.04 on my Acer Aspire A514-54 laptop, setting it up as a dual boot alongside Windows. While using Ubuntu I've encountered an issue with excessive heat and battery drain ...
Heri Yanto's user avatar
1 vote
1 answer
48 views

How to setup a custom shortcut to toggle auto suspend setting?

I run python scripts that sometimes take several hours to complete. I don't want the laptop to suspend while the script is running. But I want the monitor to turn off based on default setting. How can ...
tom sawyer's user avatar
1 vote
0 answers
49 views

Ubuntu GUI doesn't appear after lid is opened from suspend

I have tried all the possible tricks/suggestions that appear on Google but still unable to solve this issue. I have a HP Victus laptop with Nvidia RTX 3050 Ti GPU. The same problem happened on Ubuntu ...
Sajjad Haider's user avatar
1 vote
0 answers
109 views

What can be the cause of USB HUB disconnecting after suspend?

I have a Dell laptop with Ubuntu 20.04 and I have a USB HUB attached with 3 devices: keyboard, wireless mouse and a headset. Everything works perfectly until I leave the laptop for a while and it ...
Moha's user avatar
  • 199
0 votes
0 answers
21 views

One of my usb ports stoped working when i pluged laptop cooler

So I use 2-3 days laptop cooler and then I went to work. When I opened my laptop case laptop was burning, I power off my laptop. When laptop was cooled down I started again and there was no problem, I ...
Sude's user avatar
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0 votes
1 answer
128 views

Remember /sys/power/mem_sleep setting after reboot

I had this solution for the question Macbook takes 20 seconds to wake up where I had to run echo s2idle | sudo tee -a /sys/power/mem_sleep in order to set /sys/power/mem_sleep to [s2idle] deep But ...
cipricus's user avatar
  • 3,426
0 votes
1 answer
314 views

Ubuntu 22.04 Not waking up from Hibernate/Sleep. Asus Laptop Mesa Intel Graphics

I'm looking for some help because I can't seem to figure out how to fix a bug I am experiencing. First of all, I have looked around AU, Reddit, and done quite a bit of online searching; it seems I'm ...
hammersmashednutz's user avatar
0 votes
0 answers
16 views

Respondging time needed after suspend/hibernate

Whenever I come back to my laptop from Suspend/Hibernate, my laptop takes a bit of time before it starts to respond. What I mean is, the screen starts, then I enter my password, and the desktop loads ...
Zayaan's user avatar
  • 153
0 votes
0 answers
50 views

Laptop won't power-off, suspend, or hibernate

HP ProBook 640 G2 running Xubuntu 22.04.3LTS. Had to replace keyboard because several keys stopped working. New keyboard works fine, but now I can't power-off, suspend or hibernate. Any of those ...
John Thompson's user avatar
0 votes
2 answers
314 views

Suspending leads to black screen

I started using Ubuntu 2 days ago, I am completely fresh with Linux, and I am facing some problems but the worst of them is that, when I leave the laptop for a while or try to suspend it manually, the ...
Ayman's user avatar
  • 1
0 votes
0 answers
115 views

Suspend/Hibernate not working in Ubuntu 22.04

Suspend/Hibernate is not working. Basically, when I suspend/hibernate, it just turns off my laptop screen, waits for 2-3 seconds, and turns it back on. (For hibernate, I have a large enough swap file, ...
Zayaan's user avatar
  • 153
2 votes
1 answer
223 views

Ubuntu 23.04 logs me out arbitrarily while going to sleep mode

I upgraded my desktop to Ubuntu 23.04 a few days ago. Since then I've noticed that sometimes i get logged out when the system goes into sleep mode after 15 minutes of inactivity. I searched askubuntu ...
ramki's user avatar
  • 21
0 votes
1 answer
2k views

Why does sleep mode revert to s2idle when I set it to deep?

My laptop's battery drains very quickly from time to time. I found out that it was due to the sleep mode that was set to s2idle instead of deep: $ sudo cat /sys/power/mem_sleep [s2idle] deep I then ...
Roald's user avatar
  • 291
1 vote
2 answers
369 views

Screen wakes up with a big delay after sleep mode on Ubuntu 22.04 Dell XPS 13 9310

I've been using Ubuntu 22.04 on my Dell XPS 13 9310 for more than one year now without any problem. But now I'm facing two ! But since a few days, when I turn on the sleep mode (manually or by closing ...
NansOnUbuntu's user avatar
0 votes
0 answers
338 views

After systemctl suspend Ubuntu 20.04 goes to sleep, then wakes up by itself after several seconds

I was fixing a boot issue on my computer (I do not know if it is related). After that systemctl suspend was working just fine. Then I added a unit for systemctl and ran: sudo systemctl daemon-reload ...
Alex B's user avatar
  • 111
1 vote
0 answers
820 views

Can't shut down, reboot or sleep

A few days ago my system (Ubuntu 22.04.3 LTS 64bit) was working completely. Out of seemingly nowhere (I don't remember doing anything different from usual) my laptop started not going to sleep when I ...
AGL's user avatar
  • 121
1 vote
0 answers
455 views

Ubuntu 22.04.02: wired ethernet e1000e stops working after resuming from suspend

Recently installed a wired ethernet to a long running Ubuntu 22.04.02 system, and the ethernet network fails to reconnect after resuming from suspend. The wifi works fine, it's only the wired ethernet ...
SirRunItOut's user avatar
0 votes
0 answers
72 views

My laptop keeps crashing whenever I leave sleep mode

Whenever my laptop enters sleep mode and I want to use it again my system crashes after about 20 seconds. When I enter my password and try using my system after leaving sleep mode I loose all of the ...
zzc13's user avatar
  • 1
0 votes
0 answers
42 views

Acer Aspire 43 graphical glitch with Ubuntu 22.04

When I put my Ubuntu 22.04 into sleep mode and attempt to turn the device again, the screen shows an unknown glitch, and the device freezes (the glitch begins at responding to commands, and then the ...
Maher_2000's user avatar
0 votes
0 answers
255 views

Black screen after waking up from suspend (Redmibook pro)

On wake up after being suspended my laptop I am presented with black screen. System works properly after waking up (I can press volume button and hear sound, I can log in, I can open terminal and ...
Blue hedgehog's user avatar
1 vote
2 answers
528 views

Non-boot CPUs are not disabled( seems there is a bug in "6.2.0-26-generic" kernel)

I use Ubuntu 22.04 with no issues for a while, but recently I can't suspend the OS and it gives me the following error and either hangs with a blank screen or shows up the system login screen: Non-...
best_of_man's user avatar

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