wiki-system/disable-encrypt-swap-partition.md
2020-06-23 10:03:08 +02:00

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# disable encrypt swap partition
## prerequisite
* This setup is based on [encrypt swap partition](./encrypt-swap-Ubuntu-20.04)
* all command bellow are run has root
## disable encrypt swap partition
* Turn off swap
~~~
swapoff /dev/mapper/cryptswap1
~~~
* Undo the existing mapping.
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cryptsetup luksClose /dev/mapper/cryptswap
~~~
* remove your encrypt swap device define in your /etc/crypttab
* ajust /etc/fstab to use your real swap partition
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/dev/nvme0n1p2 none swap discard 0 0
~~~
/!\ le point ci-dessous est sans doute inutile
* Change your /etc/default/grub GRUB_CMDLINE_LINUX_DEFAULT to point to your real partition
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GRUB_CMDLINE_LINUX_DEFAULT="quiet splash resume=/dev/nvme0n1p2"
~~~
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update-grub
~~~
* edit /etc/initramfs-tools/conf.d/resume. Replace the existing RESUME line with the following line.
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RESUME=/dev/nvme0n1p2
~~~
Register these changes.
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update-initramfs -u -k all
~~~
* make your partition a swap
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mkswap /dev/nvme0n1p2
~~~
* activate swap
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swapon -a
~~~