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Michel Le Cocq 2020-06-22 10:02:57 +02:00
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XPS-13-7390-2-in-1--.md
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@ -119,91 +119,6 @@ dpkg-reconfigure console-setup
~~~ ~~~
select a font face that supports a larger font size, for instance the Terminus font, and select a large font size such as 16x32; you need to reboot for the new font to be set. select a font face that supports a larger font size, for instance the Terminus font, and select a large font size such as 16x32; you need to reboot for the new font to be set.
# activate hibernation in system
Disable secure boot in bios to permit Hibernate.
souce : [](https://doc.ubuntu-fr.org/tutoriel/activer_hibernation)
~~~
apt install pm-utils
~~~
~~~
update-initramfs -u -k $(uname -r)
pm-hibernate
~~~
~~~
printf "RESUME=UUID=$(blkid | awk -F\" '/swap/ {print $2}')\n" | head -n 1| sudo tee /etc/initramfs-tools/conf.d/resume
~~~
you can check with : *blkid*
~~~
update-initramfs -u -k all
~~~
change /etc/default/grub : add your resume UUID into GRUB_CMDLINE_LINUX_DEFAULT
~~~
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash resume=UUID=75034ff5-...-9e4564e16d34"
~~~
## enable hibernate in system
/etc/polkit-1/localauthority/50-local.d/com.ubuntu.enable-hibernate.pkla
~~~
[Réactive hiberner par défaut dans upower]
Identity=unix-user:*
Action=org.freedesktop.upower.hibernate
ResultActive=yes
[Réactive hiberner par défaut dans logind]
Identity=unix-user:*
Action=org.freedesktop.login1.hibernate;org.freedesktop.login1.handle-hibernate-key;org.freedesktop.login1;org.freedesktop.login1.hibernate-multiple-sessions;org.freedesktop.login1.hibernate-ignore-inhibit
ResultActive=yes
~~~
## configure hibernate to auto switch from sleep to hibernate
edit : */etc/systemd/sleep.conf*
And add this value to it (The number represents seconds you want to pass in sleep, after which the computer will switch to hibernation, so you can put it in 60 seconds or something short just to check it's working and after that you can put whatever ammount of time you want):
~~~
[Sleep]
HibernateDelaySec=7200
~~~
[](https://doc.ubuntu-fr.org/tutoriel/activer_hibernation)
kernel lockdown prevent hibernation :
[](https://unix.stackexchange.com/questions/591488/why-does-the-kernel-lockdown-prevent-hibernation)
[](https://rephlex.de/blog/2019/12/27/how-to-hibernate-and-resume-from-swap-file-in-ubuntu-20-04-using-full-disk-encryption/)
Hiberner au bout de x secondes après une mise en veille
[](https://doc.ubuntu-fr.org/veille_et_hibernation)
## encrypt swap partition
~~~
apt-get install ecryptfs-utils
apt install cryptsetup-bin
swapoff -a
cryptsetup luksFormat --cipher aes-xts-plain64 --verify-passphrase --key-size 256 /dev/nvme0n1p2
~~~
[](https://help.ubuntu.com/community/EnableHibernateWithEncryptedSwap#Preparation)
[](http://tlbdk.github.io/ubuntu/2018/10/22/encrypted-swap.html)
[](https://forums.linuxmint.com/viewtopic.php?t=287015)
~~~
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash resume=/dev/mapper/cryptswap1"
~~~
# enable screen rotatation # enable screen rotatation
~~~ ~~~