wiki-system/disable-encrypt-swap-partition.md

disable encrypt swap partition

prerequisite

• This setup is based on encrypt swap partition
• all command bellow are run has root

disable encrypt swap partition

• Turn off swap

swapoff /dev/mapper/cryptswap

• Undo the existing mapping.

cryptsetup luksClose /dev/mapper/cryptswap

• remove your encrypt swap device define in your /etc/crypttab

• ajust /etc/fstab to use your real swap partition

/dev/nvme0n1p2   none   swap   discard   0   0

• make your partition a swap

mkswap /dev/nvme0n1p2

• activate swap

swapon -a

/!\ le point ci-dessous est sans doute inutile

• Change your /etc/default/grub GRUB_CMDLINE_LINUX_DEFAULT to point to your real partition

GRUB_CMDLINE_LINUX_DEFAULT="quiet splash resume=/dev/nvme0n1p2"

update-grub

• edit /etc/initramfs-tools/conf.d/resume. Replace the existing RESUME line with the following line.

printf "RESUME=/dev/nvme0n1p2" | tee /etc/initramfs-tools/conf.d/resume

Register these changes.

update-initramfs -u -k all

Next you need to reboot to enable everything and test it.