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Michel Le Cocq 2020-06-22 15:10:00 +02:00
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right-fit-swap-for-laptop-hibernation-Ubuntu-20.04-full-ZFS-install.md
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* [help.ubuntu.com - Enable Hibernate With Encrypted Swap](https://help.ubuntu.com/community/EnableHibernateWithEncryptedSwap#Preparation)
* [tlbdk.github.io - encrypted swap on Ubuntu 18.10](http://tlbdk.github.io/ubuntu/2018/10/22/encrypted-swap.html)
## bios setup
## prerequisite
You have to **disable secure boot** in bios to permit Hibernate because of *kernel lockdown prevent hibernation* see links bellow :
* [stackexchange - Why does the kernel lockdown prevent hibernation?](https://unix.stackexchange.com/questions/591488/why-does-the-kernel-lockdown-prevent-hibernation)
* This setup is based on an almost full ZFS install see : [Unbuntu-20.04-encrypt-ZFS-install](./Unbuntu-20.04-encrypt-ZFS-install)
* bios setup : You have to **disable secure boot** in bios to permit Hibernate because of *kernel lockdown prevent hibernation* see link : [stackexchange - Why does the kernel lockdown prevent hibernation?](https://unix.stackexchange.com/questions/591488/why-does-the-kernel-lockdown-prevent-hibernation)
## create swap partition to permit Hibernate