Ubuntu hibernate secure boot. 10 (which i'm still new to) for work and programming stuff.
- Ubuntu hibernate secure boot 04 can't resume after hibernate. Jun 20, 2020 · None work. Anecdotally every time I mention to someone that we have hibernate disabled in Ubuntu, they mention some other Jun 9, 2020 · Run the command and create a password. May 14, 2021 · It would be great to have at least a possibility to activate hibernation easily but it would come with a warning like “do it on your own risk. Note, it is safe for me to do so because I am using LUKS but otherwise this is not advised. I've tried to hibernate from the command line with sudo systemctl hibernate and what I get is . 04. By enabling Secure Boot on your Ubuntu 22 system, you significantly enhance the security During my time using secure boot the version of kernel that was the Ubuntu version was 5. Double check the values match blkid output. I always hibernate by running the command sudo systemctl hibernate Oct 29, 2021 · I disable Secure Boot in the bios and now got: cat /sys/power/state freeze mem disk cat /sys/power/disk [platform] shutdown reboot suspend test_resume And hibernation is working in my kubuntu 21. A few precise terminal commands set up Ubuntu to hibernate when chosen from the UI power option or when entering the 'systemctl hibernate' command. This interpretation is wrong, though. login1 I installed Ubuntu 20. Jun 19, 2018 · Ubuntu Secure Boot How UEFI Secure Boot works on Ubuntu. That is why the message uses the word "restricted", as opposed to I'm on Kubuntu 22. I installed the kubuntu-desktop package on top to use Plasma. hibernate ResultActive=yes [Re-enable hibernate for multiple users by default in logind] Identity=unix-user:* Action=org. settings: swap file (4GB) 2x physical memory (2GB) note: file, no swap partition Secure Boot is disabled bios: HP Ubuntu Mar 31, 2024 · The Linux kernel disables the possibility of hibernation when Secure Boot is in use because it cannot guarantee that the swap file is unchanged. 04 install. The Ubuntu approach is detailed here. GNOME version: 3. But still, when I push the Hibernate button or enter systemctl hibernate in the terminal, the system either just shuts down or the system does not find the swapfile and simply reboots Nov 17, 2022 · Hibernate worked correctly when I had been using Ubuntu 17. Jul 9, 2014 · A Secure Boot problem is almost certain to manifest itself as an inability to even begin to boot -- either the Ubuntu installer or the Ubuntu system once it's installed. I'd like to have hibernation (aka suspend to disk) but the instructions I find online (set up the swap partition in Grub and add some policy file) don't have any effect. Step 1: Check Secure Boot Status I was able to hibernate using s2disk or pm-hibernate, but resume was failing. Interestingly, all previous steps went off without a hitch. 151; asked Oct 29, 2023 at 20:01. Since I have to have secure-boot to run Win-11, I have to live without hibernation on Linux ( Update: hibernate works well, when I was using the laptop without any drives or USB hubs plugged in. Jun 7, 2020 · However, it also extends to the running kernel: Ubuntu kernels will detect secure-boot and enter lockdown integrity mode early in boot. May 25, 2024 · If Secure Boot is enabled, disable it from the BIOS/UEFI settings. Because resume resulted in black screen I changed to a swap partition. Executing sudo systemctl hibernate on the terminal, would switch off the PC, but not hibernate. 04 LTS, alongside Windows, that has secure boot enabled and has receive… Another option to use TPM for LUKS on boot in ubuntu 22. ) – I've been trying to enable hibernation functionality to my installation of Ubuntu 24. 1 x RAM size (speeds resume) Sufficient swap – Equal to RAM amount ideally ; Secure boot disabled – Can block hibernate hooks Oct 3, 2020 · Learn to set up hibernate on Ubuntu 20. Hibernate is very slow to resume Jan 5, 2017 · I was finally able to solve my own problem following some topics on Fedora (they made the switch to systemd a while ago so there's more material there). 0. target" worked fine with 16. 15. The only swap is a swap file (I removed the swap partition that came as default with the instalation). Secure Boot is a security feature in your computer’s BIOS that ensures only trusted software is loaded at boot time. I did some other things before disabling Secure Boot so likely some other steps are needed for full functioning. freedesktop. 10 the hibernate function no longer works. 04 to 16. Currently I have the following configuration: Apr 23, 2018 · Ubuntu has a signed boot loader and kernel by default, so it should work fine with Secure Boot. Once Secure Boot is enabled and configured, verify the boot process to ensure everything is set up correctly: dmesg | grep "Secure Boot" This command checks the system's boot messages for any Secure Boot-related entries. 10 laptop now. Mar 14, 2024 · How can one properly set up an encrypted swap when making a brand new install of Ubuntu 23. 04 LTS Desktop – Other versions use different configs ; Adequate disk space – ≥ 1. 10 gave me a warning in the device security setting and i did what is recommended i already have hibernation on , not by default , i followed a guide back when i already had ubuntu 22. The difference between shimx64. "Secure boot disable" can be in different places in the BIOS, I read. Dec 31, 2018 · I currently dont even have hibernation with secure boot (although I am using a kinda unorthodox file with a swapfile on an extra partition aside because the Linux partition is just way too small but on reddit I did also ask and I read that apparently the kernel has no way to sign the hibernation image, and without that secure boot would be kinda pointless Dec 10, 2022 · This is a somehow personal step-by-step documentation, how I achieved hibernation and suspend-then-hibernate on a recent Fedora system with enabled secure boot. See full list on ubuntuhandbook. efi, it must be signed using your Secure Boot key. Disable Secure Boot and Lockdown is disabled, enabling hibernation. Secure boot can sometimes prevent successful resume. That's what I meant, "System Setup" when the computer starts up. Proper, secure use of UEFI Secure Boot requires that each binary loaded at boot is validated against known keys, located in firmware, that denote trusted vendors and sources for the binaries, or trusted specific binaries that can be identified via cryptographic hashing. login1. 04; No dual boot. efi does not exist. – david Commented Aug 19 at 8:11 Jun 4, 2023 · Lockdown: swapper/0: hibernation is restricted; see man kernel_lockdown. In this guide, I‘ll walk you through how to fully enable hibernate on Ubuntu 22. This even includes having the hibernate image in encrypted swap. At this time, you need to select one or the other. It would fail and reboot. Integrity mode attempts to maintain that security boundary between root and the kernel at runtime. There is good documentation on Arch wiki that is also relevant to Ubuntu. Jul 8, 2018 · Hibernation on my Ubuntu 18. it doesn't support Secure Boot, Ubuntu is overkill and takes long to boot [Re-enable hibernate by default] Identity=unix-user:* Action=org. efi is that shimx64 is the actual Microsoft signed binary that works with Secure Boot enabled while grubx64 is the normal grub binary (Not signed). There is also an askubuntu post here that shows how to configure hibernation. 04 using systemd. 10 (and newer) to allow not only for an encrypted swap that satisfies kernel lockdown mode, but also allows for hibernation, without requiring a password to unlock the disk? Sep 17, 2024 · The process involves installing a package, editing boot configurations to activate hibernation, and updating the boot menu. Choose a password between 8 and 16 characters long. Here is what I did to make it work with Ubuntu 18. I used following documentation May 17, 2022 · I just recently installed ubuntu 22. Mar 29, 2024 · Previously I used a swapfile after a fresh LUbunutu 22. Follow Why isn't Hibernate in Ubuntu 16. does this "hardware does not pass checks" mean I cannot use this OS long term before is crashes due to incompatibility. I had to open the 2nd level menu entry "boot options" to find the secure boot. Trying "sudo pm-hibernate" also fails. May 30, 2022 · The 0th step is disabling secure boot in the bios (reboot, press F2 to get into the BIOS, disable secure boot). May 7, 2024 · Enter a password for Secure Boot. 04, Windows 11 BIOS Secure boot is disabled Ubuntu is up to date I'm using grub-customizer to organize the dual boot. There have been previous discussions around this area, and perhaps things have moved on since then. Details on swap partitions, resume, polkit, and xsecurelock. Hibernation with Dual boot I currently have Windows and Arch installed on the same drive with only one EFI partition (which was created by Windows). The Secure Boot key is not valid. ok, I got two versions one is debian 12 daily release it does add some non free firmware but not the proparties nvidia drivers yet, its using the open source nvidia drivers instead, but Ubuntu luner daily release it has nvidia drivers withing with secure boot, that's the easyiest way to have an linux with secure on if you don't want to do it all manually, yourself, I don't know of any rolling May 19, 2020 · When sudo systemctl hibernate is used, it seems to shut down the system, and when it is started again, the previous state is not there (e. Enter your password when prompted. sudo swapoff /swapfile With Secure Boot enabled hibernation is disabled for security reasons. 04 on a Lenovo P50 . May 25, 2024 · In some systems, hibernate may not work if Secure Boot is enabled. How long does it take to boot? Windows 10 uses a hibernation method called "fast startup" to rapidly load your system from a saved image, though it's not a true "from zero" boot. May 6, 2016 · On my machine with secure boot ON, cat /sys/power/disk answered: [disabled] After reboot and disabling secure boot in the BIOS settings (these are machine-specific, but usually pretty straightforward) I tried a cat /sys/power/disk and got: [platform] shutdown reboot suspend which looks better. This and other questions/answers around the web recommend turning off SecureBoot to get systemctl hibernate to work when encountering the error: Failed to hibernate system via logind: Sleep verb not Apr 8, 2016 · Stack Exchange Network. 2. Jan 2, 2023 · I tried to enable the hibernate function after the installation of the 22. Basically you patch the kernel to allow hibernation with enabled secure boot and then configure hibernation. Make your /swapfile have at least the size of your RAM; sudo swapoff /swapfile sudo dd if=/dev/zero of=/swapfile bs=$(cat /proc/meminfo | awk '/MemTotal/ {print $2}') count=1024 conv=notrunc sudo mkswap /swapfile sudo swapon /swapfile Apr 6, 2022 · So if you have just Secure Boot enabled, you get the absolute tyrannical security of having hibernation disabled. 04 it worked perfectly. I configured UUID etc in the startup parameters. 1 answer. Disabling/re-enabling Secure Boot. (In Fedora, Secure Boot can have follow-on effects much later, but this is Apr 25, 2016 · With Secure Boot enabled hibernation is disabled for security reasons. Alternatively, you will have to toggle the secure boot Working on a new Ubuntu install. Nov 9, 2023 · Should I keep secure-boot turned off. Secure Boot = Disabled After some research, I have found that Ubuntu and Fedora are the only non-server distros that secure boot and, they both use Grub and Shim. I enabled the hibernation by adding the swap partition UUID to the grub file GRUB_CMDLINE_LINUX_DEFAULT="quiet splash resume=UUID=4a59c6a7-ca54-4e24-a362-3eac83bfe226 resume_offset=4974592". May 16, 2018 · I'm running Ubuntu 18. Under 16. This is unfortunate. 04 is via the clevis framework, it's very simple and doesn't need any low-level patching or system file tweaks, it works fine for both cold-boot and resume-from-hibernation however it adds 20+ seconds to the boot time, for some reason it takes a long time for clevis to pull the encryption Sep 24, 2021 · And if you want to turn on hibernation in your Ubuntu 20. 7 may support the interpretation, that hibernation with UEFI Secure Boot is broken - this impression will be supported when reading the majority of Internet sources. May 17, 2018 · There are 2 options: 1) disable secure boot in your BIOS, or 2) use a non-signed kernel. Windows is usually registered as the only valid OS, so trying to add a new OS will be seen as a potential hijack. Kernel: Linux 5. Sep 24, 2021 · And if you want to turn on hibernation in your Ubuntu 20. 04 install, and that I kept it on without giving it much thought) and that caused the output of cat /sys/power/disk to be: Mar 11, 2024 · Configuration of hibernate. Without secure boot, you will have to enter your Bitlocker decryption key on each boot. Architecture: x86-64. Oct 29, 2023 · When running under UEFI Secure Boot with a current Linux distribution, "kernel lockdown" will be instated. Aug 22, 2024 · Which Ubuntu users are affected Any user intending to install any version of Ubuntu on hardware that currently runs Windows, with secure boot enabled, and the relevant update installed. I'm using a 20GB SWAP partition at the end of my storage unit. 10 , it is now disabled because i turned on secure boot in bios , ubuntu 23. This returned `Failed to hibernate system via logind: Sleep verb not supported` 2) Entered the BIOS and disabled Secure Boot How do i re-enable hibernation on ubuntu 23. hibernate ResultActive=yes [Re-enable hibernate by default for login1] Identity=unix-user:* Action=org. I have this problem, and I don't want to disable Secure Boot, but I don't think there is another solution. The systemctl commands suspend, reboot, and poweroff all work without needing sudo. I tried to set my system to hibernate by using sudo systemctl hibernate, but it didn't work and got Apr 13, 2017 · On my machine with secure boot ON, cat /sys/power/disk answered: [disabled] After reboot and disabling secure boot in the BIOS settings (these are machine-specific, but usually pretty straightforward) I tried a cat /sys/power/disk and got: [platform] shutdown reboot suspend which looks better. it will suspend for X hours and then hibernate , it works perfectly on all my laptops. The first step is to make a swapfile large enough for your device to suspend to. if I went above what Ubuntu had as the official kernel for that build of Ubuntu it would not boot. efi). upower. Why isn't Hibernate in Ubuntu 16. (see also Aug 25, 2021 · Hello , I’ve worked on enabling suspend-then-hibernate as a default on Ubuntu 20. 10 dual-booting on an HP Probook G10. May 1, 2022 · Stack Exchange Network. 04 installed , it was fine and perfect and the gnome hibernation extension was working back Sep 4, 2024 · Suspension "works" but eats 10% of the battery in 1 h !!! So, pretty useless. 04 working and how to fix it? 6. Disable Secure Boot, install Ubuntu, and re-enable Secure Boot. Hibernation in Ubuntu Linux seems to be a tricky affair. "Unencrypted hibernation/suspend to swap are disallowed as the kernel image is saved to a medium that can then be accessed. Your swap UUID/offset may be incorrect in GRUB or initramfs config. To fix this, as my system is booted up using UEFI instead of grub. I used command "sudo pm-hibernate" to make hibernate my desktop but my machine did nothing (my desktop is booted up on UEFI with Secure boot on). And also cat /sys/power/disk [platform] shutdown reboot suspend test_resume. What happens then? Of course you disable Secure Boot, who cares about security if you can't use your machine! This feature supposed to bring security forces the users to reduce their security! We're not gonna disable Secure Boot Oct 1, 2019 · How can I hibernate on Ubuntu 16. Multiple kernel messages along the lines of Lockdown: swapper/0: hibernation is Jul 2, 2022 · My company installed Ubuntu 22. It turns out that I had secure boot enabled (I recall being asked about that during 16. Oct 29, 2023 · Thank you for that! I did not know that secure boot prevents hibernation. I ended up resolving it one of two ways - disabling fast boot in Windows as heynnema suggested, or by pressing F12 during boot to access the quick boot menu (I am on a Lenovo machine, this option may not be available on your computer or use a different key Dec 28, 2020 · I am having an issue with Ubuntu. 3 LTS desktop. I also tried sudo apt install hibernate and sudo hibernate, but it just seems to lock the screen at most without any hibernation. Configuration of suspend-then-hibernate on Lid close. Suspend still works, but I need hibernate. efi and grubx64. However, I want to be able to hibernate from my power menu (wlogout) without needing to use sudo. Currently it’s disabled by default. The fact that boot occurred under Secure Boot is flagged. What is UEFI Secure Boot? UEFI Secure boot is a verification mechanism for ensuring that code launched by firmware is trusted. The following steps have been done: 1) From Terminal, tried sudo systemctl hibernate. If you are dual-booting Windows with Ubuntu, disabling secure boot is annoying: Windows will not boot normally. Turning it off after install might lead to an unbootable system. They are hidden and difficult to find, so when I looked for them, I did not find originally and thought my mainboard BIOS doesn't have the option, but after looking all over the BIOS option, I found and turn them off and then I was able to hibernate. 04 system. However, if you need to install DKMS modules (3rd party kernel modules that need to get compiled on your machine), these do not have a signature, and thus can not be used together with Secure Boot. Conclusion. Failed to hibernate system via logind: Sleep verb not supported. I want to be able to hibernate both systems, but the EFI partition is mounted on Arch Linux. Please help me fix this. I was able to hibernate using s2disk or pm-hibernate, but resume was failing. "sudo systemctl start hibernate. It will be asked again after a reboot. If the result is Sleep verb xyz not supported the hint “You might have to disable Secure boot / Fast boot Apr 18, 2003 · If you are using Secure Boot, then hibernation is disabled as a security risk. I may have expressed myself unclearly. Maybe even with a warning in case the Swap is too small and a test button for hibernation. Improve this answer. But, if I boot my desktop on UEFI with Secure boot off, Hibernation is normal. Jun 11, 2017 · Open the Terminal by pressing Ctrl+Alt+T or by searching for terminal in the Dash. I can however also not resume from this state and have to hold the power key down to boot again. Try disabling secure boot in BIOS settings. 0-42-generic. No secure-boot - At least on Ubuntu, you cannot hibernate while booted into secure-boot. 4. I followed these instructions to enable suspend to disk, and it works. Apr 28, 2016 · How can I make hibernate my desktop in UEFI with Secure boot on. If you see so much as a GRUB menu or an Ubuntu boot logo, the Secure Boot hurdle has been passed. 04*, follow these steps:. 04 : suspend-then-hibernate is the default on Windows & MacOS AFAIK and the best of both world. Share. The screen simply dims, but the fan and disk keep spinning and the light at the front is still on, indicating that it hasn't gone into hibernation at all. If it is, check your Secure Boot settings. I have tried various tutorials and How TOs but no success so far. When I plugged in my external drives and USB hub, hibernating refused to work. (Note, I haven't verified that hibernation works with Secure Boot disabled. . 's answer to Hibernate and resume from a swap file When I hibernate using sudo s2disk , everything works fine and there is no problem, however, even though I have edited systemctl hibernate to execute the same command, sudo s2disk , with some tasks before and after 続いて、Desktopの左上にあるUbuntuのインストーラーを起動し、Ubuntuのインストールの続きを進めていきます。ここは通常と変わりないですが、今回UEFIでSecure BootをOnしている状態なので、以下のとおりSecure Bootを設定する項目が出てきます。 Jun 7, 2024 · I managed to resize my LVM partitions, set up my swapfile, and disable secure boot, so now I can hibernate with sudo systemctl hibernate. Many articles state that my Jun 17, 2023 · If you get Failed to hibernate system via logind: Sleep verb "hibernate" not supported, go into BIOS and disable secure boot (Enforce Secure Boot option). 0 votes. I am unable to hibernate using sudo systemctl hibernate,sudo hibernate or sudo pm-hibernate. 36. 04 LTS. Some additional information: Aug 28, 2021 · Hello , I’ve worked on enabling suspend-then-hibernate as a default on Ubuntu 20. 04 forced me to use UEFI and (Acer requirement) secure boot enabled. Can't get hibernate to work on Ubuntu 18. 04 install, and that I kept it on without giving it much thought) and that caused the output of cat /sys/power/disk to be: Apr 22, 2004 · When I click on Leave / Hibernate there is no action when I confirm the dialogue. This can only be done securely, because we use a swap file stored on an encrypted disk. I followed exactly step by step the recommended procedure in this handbook. 04 if I try to start my Mar 15, 2019 · I have Windows 10 that I often hibernate in order to boot again onto ubuntu 18. However, when I reinstall Ubuntu this time with a LUKS encrypted partition, it doesn't. The updated device security report it attached below. 04 did not work out of the box Hibernate with UEFI and secure boot enabled. 04 to dual boot with Windows 11 via a live USB on an HP OMEN by HP Laptop 17-ck1xxx laptop. Unfortunately, the secure boot and hibernation still don't work together but there is some work in progress to make it happen in the future. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. 04 on a Acer B117 using legacy boot; Updating to 18. Apparently, on Noble Numbat they made secure boot Windows compliant and that needs to be reflected in your bios settings. 04 LTS; I am still unable to get hibernate to work. In general: all systems need to be installed using the same setting for secure-boot. However, Ubuntu does not enable hibernate by default. org May 30, 2024 · The kernel hard-disables hibernation when Secure Boot is enabled, so you obviously can’t have all four at once… But you can have either of those with both of the others, and switch between them at will. Open the Terminal by pressing Ctrl+Alt+T or by searching for terminal in the Dash. In case it is difficult to control Secure Boot state through the EFI setup program, mokutil can also be used to disable or re-enable Secure Boot for operating systems loaded through shim and GRUB: Run: mokutil --disable-validation or mokutil --enable-validation. If I had read the kernel_lockdown man page more carefully, I would have seen this: On an EFI-enabled x86 or arm64 machine, lockdown will be automatically enabled if the system boots in EFI Secure Boot mode. Type sudo systemctl hibernate into the terminal and press Enter. Sorry for my English, thanks, May 6, 2020 · Every so often we consider the state of hibernate (suspend to disk) on Linux and choose to either have it disabled or enabled by default in Ubuntu. Ubuntu. During runtime, the Linux kernel will refuse to load modules that are not signed and will also refuse to allow any operation that would allow user-initiated DMA. 1 LTS. 04 and enabled hibernate by using swap partition. Restart and then run MOK Manager (mmx64. On my ASUS laptop, Secure Boot is enabled (and likely may need to stay that way due to the pestilence of Windows 11). My Ubuntu version is Ubuntu 20. Jan 25, 2023 · I am using the following system specs: Dual boot: Ubuntu 22. Lubuntu is the only OS; 4gb of RAM, 7gb swap partition I have also experienced this issue where I would change the boot priority in the BIOS to USB first, but Windows 10 would still take over. 04? Enable Hibernate in Ubuntu 18. 10 I couldn't resume because of black screen after resume (this bug). Note, in order to execute mmx64. It went pretty smoothly, except when I went to install I had to turn off device encryption which I subsequently went on the line with Windows customer support about and after a reinstall still haven't been able to reencrypt (that's a different issue for a different day). 10. I tried a lot of things I found in other posts, the last and biggest post being Ubuntu 18. People will gravitate towards these distros if they require this feature since it is pretty complicated to do it manually. After upgrade to 17. Hibernation doesn't, even if I followed all the steps in this long tutorial: I have updated the bios to the latest version and disables Secure Boot Oct 7, 2024 · Before actually toggling on the hibernate capability, your system should meet a set of prerequisites: Ubuntu 22. The option is usually found under the “Boot” or “Security” tab, but it can vary based on the BIOS/UEFI version and manufacturer. As for the slow booting, I doubt secure boot is affecting this. Given I'm installing onto a laptop with no S3 sleep support, having hibernate, secure boot, and an encrypted drive are 3 things that are pretty desirable. Instead, hibernation behaves like shutdown. When hibernate is invoked the machine hangs. Lubuntu 20. The password must be between 8 and 16 characters. Jan 28, 2021 · In my case, I need to turn off fast boot and secure boot in bios. Reading from journalctl -b has some mention of Apr 27, 2024 · I use Ubuntu 22. Your machine might explode if you do this”. Thanks. If you can install Ubuntu using secure-boot you have to keep it on. no previously opened windows, it's like a fresh start). hibernate; secure-boot; AlexK973. – Aug 22, 2024 · I am currently trying to set up Secure Boot. ADDITIONALLY, Secure Boot may need to be disabled or otherwise addressed in BIOS. 04 LTS for me in a new laptop. Jan 10, 2024 · I have an Ubuntu 22. Oct 10, 2024 · In order to enable it I had to go into my bios settings and enable secure boot as Windows compliant UEFI secure boot for Noble to be satisfied with it. Cannot resume from hibernation, stuck on blank screen. 04 LTS and am failing miserably! I'm running it on an Intel Core i7-7700K with 16GB of RAM and SSD. On Linux systems like Ubuntu, hibernate can extend laptop battery life substantially compared to just sleep/suspend. 3. This is why I suspected that Jul 28, 2021 · I've followed this tutorial to enable hibernation on my ubuntu device: Anthony O. Existing dual-boot setups of any Ubuntu release except for 24. Apr 13, 2019 · If you enable secure boot after installing Ubuntu, the Ubuntu will not not boot if the shimx64. 10 (which i'm still new to) for work and programming stuff. However, I'm encountering an issue at the step where I need to use my key to sign my kernel. Dec 10, 2023 · Verify the Boot Process. The Secure Boot password you created is persistently stored in the motherboard of the computer. 4 LTS and Windows 11 in a dual boot configuration and I am trying to hibernate Ubuntu (which is the main thing I am using) on a Lenovo L13 Yoga. Aug 17, 2024 · System: Dell Precision T1700 Processor: Intel Core i7-4790 RAM: 8GB BIOS: UEFI SSD 518GB Secure Boot: Enabled I have been trying to install linux and Ubuntu for weeks. " Oct 19, 2016 · After upgrading from ubuntu 16. Mar 5, 2022 · My current config is Windows-11 (required for my job) and Ubuntu 21. After upgrade to 18. 04 install, and that I kept it on without giving it much thought) and that caused the output of cat /sys/power/disk to be: Aug 5, 2018 · Secure boot is disabled; Live USB works fine on other PCs; The UBUNTU Iso checksum has been verified too; Fast boot and hibernate are also disabled; Each time I try to restart the PC with the boot preference having Live USB at the top, I get nothing but Windows starts to load. However, I noticed that all my attempts of hibernating ubuntu while windows being currently hibernated failed (I tried sudo pm-hibernate and the other variants with avail). g. First ensure you allocate swap memory in your machine to check: swapon --show Then check whether the swap memory you allocated is more than or at least equal to the Physical memory(RAM). Aug 18, 2024 · Be aware this will not work for a secure boot system due to kernel lockdown (also see link) as the kernel requires a encrypted swap space that it understands. I was finally able to solve my own problem following some topics on Fedora (they made the switch to systemd a while ago so there's more material there). wqwuhwoh nuls ypcso jeoy iqi zpjtv ybyrt zfsn vobzso iowd