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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30 views

Does the fact that laptop BIOS says it's for Windows 10 means that laptop doesn't run well on Ubuntu

I am a newbie when it comes to this BIOS related stuff, so I wanted to hear an opinion of someone who knows these things. Namely my friend and I bought Lenovo IdeaPad 5 and both of us were having ...
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How to remove snd_hda_intel before suspend and reload it after resume?

Setup OS: Ubuntu 20.04 Kernel: 5.8.2 GPU: GeForce RTX 2070 Mobile Laptop: MSI GS65 8SF Problem When I suspend my laptop the second monitor, connected to the HDMI port that is handled by the GPU, ...
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Ubuntu 20.04 ACPI errors after suspend: cannot release Mutex

I'm using a dell xps 15 with ubuntu and every time i come back after suspend I get this error: ACPI Error: Thread 2300... cannot release Mutex [ECMX] acquired by thread 2260... (2020.../emutex-370). ...
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Network interface goes down when resuming VM

I am using Ubuntu 20.04 Desktop as a VM with VMWare workstation Pro 16 hypervisor, and a Windows 10 laptop host, using NAT network configuration. Sometimes, yet not always, when resuming my VM after ...
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Ubuntu 20.04.2 crashes after closing the lid due to NVIDIA card

I'm running Ubuntu 20.04.2 on a Dell Inspiron 7567 (2017). I have been having issues with getting it to wake up from suspension, and I know it's the NVIDIA driver. Even after constant GRUB edits and ...
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Computer sometimes sleeps/suspend on wakup

My computer is set to suspend after 20 minutes, when I wake it up, it will sometimes go back to sleep again after a few seconds. I can then wake it a second time and everything is fine. I looked at ...
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Different behaviour when closing laptop lid depending on power source - Ubuntu 20.04

I am new to using Ubuntu and I wanted to replicate my laptop's behaviour from when I was running Windows. I would like to make it so that closing the lid triggers a different action depending on the ...
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XPS 15 7590 Resume from sleep not completely working with Nvidia on linux (Xubuntu)

this is my first time asking for help on this forum. I'll try my best to give as much information as I can. Also, I am not a linux power user. I own an XPS 15 7590 with NVIDIA GeForce GTX 1650 4GB ...
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79 views

How to reset NFS client after interrupted connection?

I have two devices: a laptop with Ubuntu 20.04, and a Raspberry Pi 4 with Raspberry Pi OS. Both of these have an identical version of nfs-kernel-server and setup on them. Both of of these share some ...
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Suspend and Hibernate Problems with a new HP Envy Notebook

I'm new here, please be patient with me. I'm using Ubuntu since years on my own Notebook and it works great, most of the time. Now I bought a new notebook for my son and installed Ubuntu 20.10. Most ...
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Capturing sleep/hibernate/wakeup events on Linux desktop and laptop environments

Explored 2 options to capture these power events, but unfortunately none of them worked as expected. DBus works on Desktop but these events also need to be captured on Laptops and Linux environments ...
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HP laptop doesn't recover from shutting the lid in Ubuntu 20.04

I am just about finished setting up this new HP 15s-er1004AU laptop with 20.04. However, when I shut the lid then open a bit later, I see a blank black screen. I watch and wait. Nothing. I press space....
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When coming out of sleep mode (suspend), the screen turns to static

When coming out of sleep mode (suspend), the screen turns to static. I'm running Ubunutu on a Macbook Pro 2009 17". The issue occurs upon closing and opening the lid. This problem is not present ...
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51 views

Frozen after wake up from suspension, Ubuntu 20.04

I have a Lenovo Thinkpad p14s (AMD), and I just freshly installed Ubuntu 20.04 on it. If I go into suspension and then wake my computer up, the screen with the clock appears, but I can't use the ...
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Cannot recover from suspend, computer immediately logs out or suspends after login

I have a new fresh install of 64 bit Ubuntu 20.04.2 LTS on an older Toshiba Satellite T135 laptop and when I log in after waking from suspend the computer logs back off within a few seconds. I log in ...
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Fn keys and sound not working after resume from deep suspend - ubuntu 20.04.2 LTS

I have recently bought an Asus Zenbook 14 UX425EA and promptly installed Ubuntu 20.04.2 LTS on dual boot with the preinstalled Windows 10. Everything has worked exceptionally well, except for this ...
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Laptop not waking from sleep

I'm running Ubuntu 20.10 on an Acer Swift 3 laptop (SF314-42) and when i sleep/suspend the laptop, the screen is blank, sometimes when i suspend it for 10 seconds then wake it, it works, but when i ...
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Black screen after suspend if logged on

Im using Ubuntu 20.10 in an Asus Zenbook 3 Deluxe laptop. When resuming after suspend the screen remains black if i'm logged on, but works ok if i'm logged off, in the login screen.
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How can I get Claws Mail to refresh IMAP message headers in a reasonable time after wake from suspend?

When my Lubuntu 20.10 wakes from suspend, Claws Mail 3.17.7 is unresponsive or refreshes very slowly (like 10 minutes or more). I can terminate Claws and restart it and it will refresh or load headers ...
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59 views

ubuntu suspend shuts down all apps

I am new to ubuntu and have been trying to use suspend feature like windows sleep. But when restart pc after suspend all apps are shutdown. It's like the pc was shut down not suspended. I have ...
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20 views

Turning on HDTV/Monitor on boot or unsuspend

I use a 4K HDTV as my monitor, which I highly recommend. The one issue is that unlike most monitors, it does not power on when it detects a signal appearing on the HDMI. So if I forget to power on ...
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51 views

Ubuntu 20.04.2 freezes when coming back from suspend (due to last software update)

I have a fresh install of 20.04.2 that has been very stable for the past month, and the last software update (performed the week of 3/15/21) broke the ability for the system to come back from ...
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37 views

Suspend with active NFS connection fails

With my Ubuntu server upgrade from 18.04 to 20.04 and Kubuntu client upgrade from 20.04 to 21.04, I can no longer suspend my client. Home directory is on NFS, so unmounting if NetworkManager ...
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What is causing my system to go to sleep?

Ubuntu 18.04, operating as a security server at a friend's farm, so I dont want the darned thing going to sleep! So I am trying to understand WHY it went to sleep...from the logs: Mar 16 15:29:42 [...
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Keyboard Status Led after Suspending

I have a relativly wired question. When I start my Laptop there is missing any driver connection or so which can tell my keyboard if eg. the CapsLock is active. And my keboard can tell Ubuntu the ...
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34 views

What causes hibernation image to swap file not getting loaded?

After setting up hibernation on my encrypted disk with LVM2 (standard ubuntu 20.04 Focal installation with encryption) it finally worked... once! I installed pm-utils, uswsusp and hibernation packages ...
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XPS 17 9700 Suspend Issues

I've been encountering lots of issues with suspending on my XPS 17. It drains my battery life very quickly and I have to either keep it plugged in or power it off every time I stop using it. Quite ...
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How to disable auto suspend temporary (reset idle time)

In Ubuntu 20.04.2 LTS(default GNOME desktop). I enable auto suspend on Ubuntu GNOME desktop, but, If only running my program, I want to disable auto suspend. My program running in a second, and loop ...
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Problem with sleep mode

when I close the lid of my laptop or simply use the "sleep" function from the system level, my computer stutters after waking up. The fans work, the disk controls even light up sometimes, ...
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When I suspend my Surface Pro 4, its wifi remains turned off and never gets turned back on until I restart this laptop

I have a Surface Pro 4 with Windows installed alongside Ubuntu. I don't use any external wifi adapter. My internal adapter is Marvell Technology Group Ltd. 88w8897 [AVASTAR] 8.02.11ac Wireless, and my ...
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Notebook loses Wifi after closind and reopen lid

i use a Lenovo Thinkpad L590 with Ubuntu 20.04 Desktop. When i close the lid it went to hibernate or suspend (not sure). After open it, sometimes (not allways) the wifi connection ist lost. Stopping ...
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41 views

Keyboard slash key (“/”) stops working after suspend in Lenovo Ideapad S145

I just bought a brand new Lenovo Ideapad S145 but Ubuntu 20.04 looks like run bad on it. And it's really frustrating. One of the boring things is, when it wakes up after suspend, the slash ("/&...
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23 views

Can't type in my password when waking laptop from sleep mode

When I put my HP 625 laptop into sleep mode and wake it up, I can move my mouse and click things, but can't type my password with my keyboard at the login screen. I can click the submit password ...
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17 views

Disable touchpad after suspend or log out

I use ubuntu 20.04. After resume laptop after suspend (or login after logout), the laptop's touchpad gets disable. How can I repair the issue? Laptop: Lenovo ThinkPad T440
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65 views

Xubuntu: WOL does not work when shutdown -h, but works when suspended or hibernated

I was trying to get to work Wake on lan on my computer thru ethernet. I got to the point where I have WOL enabled, netplan set so that ethtool <nic>/Wake-on is always set to g. In BIOS I have ...
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44 views

Bizarre Manifestation of Inabilty to Wake from DPMS (Ubuntu 20.04 LTS and amdgpu)

I've encountered a very strange problem with monitor sleep/wake (not system suspend), which is similar to what I've seen discussed elsewhere, but mine seems a little unique. I am running Ubuntu 20.04 ...
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1answer
97 views

Black screen with cursor after suspend

I'm using Ubuntu 20.04 and after waking up from suspend I get a black screen with a cursor. I've run update and upgrade and it didn't fix the problem. I tried switching to lightdm but the problem is ...
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Lenovo laptop sleeps after booting in docking station in Ubuntu 20.04 LTS

In a possibly related issue, I've got two Lenovo laptops that will boot in their respective docking stations, but after a few seconds, goes to sleep after logging on. You need to hit the docking ...
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45 views

“inputattach” doesn't survive suspend / resume

I've been reading quite a lot on suspend / resume, in here and other internet resources, and tried countless (too many to quote here) of the hints given; in vain... My setup requires inputattach, and ...
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39 views

Sound loss on Gigabyte Z370 Aorus Gaming Wifi motherboard

I have Ubuntu 20.04 and Windows 10 installed on my PC on separate NVMe drives. The issue with sound arises due to system suspension (Sleep in Ubuntu is called "Suspend") in Ubuntu. Sound ...
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65 views

Ubuntu 20 lts - blank screen without suspension

My desktop PC with Ubuntu 20.04LTS needs to go blank screen after X minutes without suspension/hibernation. After upgradion to 20.04 I had some issues with disabling suspension and hibernation. Found ...
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Ubuntu 20.04.2 LTS won't wake up after extended AFK periods

For the past few days, every morning I come in I have to reboot my workstation. Previously, I had disabled suspend on it (I don't recall how) and the issue went away, but a few days ago I installed ...
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55 views

Ubuntu 20.04 LTS - hibernation/suspend still working after turning it off

I've upgraded my software to 20.04 lts version of Ubuntu and everything works fine but one thing isn't. In gnome settings I disabled automatic suspend but after ~15min of inactivity my computer (ye, ...
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46 views

Keyboard backlight won't auto turn on after suspend

Recently I did a fresh install of Ubuntu 20.04 on a new laptop. Everything works fine. But strangely every time I resume the laptop after suspend the keyboard backlight won't turn on automatically, I ...
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20 views

Script does not execute when returning from sleep state

I have this in /usr/lib/pm-utils/sleep.d/ but it does not execute when returning from the sleep state. #!/bin/sh PATH=/usr/bin/:/usr/share/sounds/ case "$1" in resume|thaw) ...
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37 views

restarting ssh, wifi and related processes

Often when I am connected to a remote server using ssh I am unable to ssh into the same server again after the connection got interrupted. (For example by my laptop suspending.) Restarting the laptop ...
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57 views

Ubuntu 20.04 - Monitors keep waking up every 10 seconds when computer is locked

I am running Ubuntu 20.04 on my Desktop Machine, and when I lock the computer, it never goes to sleep. I noticed the monitors go to sleep and wake up every 10 seconds indefinitely. This is pretty bad ...
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50 views

Thinkpad screen stays blank after resuming from sleep

Ubuntu 20.04, Lenovo Thinkpad E495 (AMD chipset/graphics) This laptop frequently won't wake up after sleep, although the LEDs in the lid and various buttons are lit. It's connected to a Lenovo docking ...
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41 views

After deep suspend speakers are disabled and enabled only after enter in bios

Ubuntu-Mate 20.04, kernel Linux 5.10.0-1013-oem x86_64 lspci | grep audio 00:1f.3 Multimedia audio controller: Intel Corporation Cannon Point-LP High Definition Audio Controller (rev 30) Speakers ...
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57 views

Suspend bug in kernel 5.8.0-43-generic

For the past few days, I've been dealing with suspend issues happening in my Ubuntu OS 20.04. Due to some reasons, resuming after suspend does not work sometimes. I've checked kernel logs and noticed ...

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