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ZFS: Difference between revisions
zfs root
imported>2r (immutable root) |
imported>2r (zfs root) |
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| Line 25: | Line 25: | ||
## In /etc/nixos/configuration.nix: | ## In /etc/nixos/configuration.nix: | ||
systemd.services.zfs-mount.enable = false; | systemd.services.zfs-mount.enable = false; | ||
boot.initrd.postDeviceCommands = '' | |||
zpool import -Nf rpool | |||
zfs rollback -r rpool/nixos/empty@start | |||
zpool export -a | |||
''; | |||
</syntaxhighlight> | </syntaxhighlight> | ||
<syntaxhighlight lang="nix"> | <syntaxhighlight lang="nix"> | ||
## In /etc/nixos/hardware-configuration.nix: | ## In /etc/nixos/hardware-configuration.nix: | ||
## Create new root datasets | |||
# zfs create -o canmount=noauto -o mountpoint=/ rpool/nixos/empty | |||
# zfs snapshot rpool/nixos/empty@start | |||
## Replace existing entry for / (root) with | ## Replace existing entry for / (root) with | ||
fileSystems."/" = | fileSystems."/" = | ||
device = " | { device = "rpool/nixos/empty"; | ||
fsType = "zfs"; options = [ "zfsutil" "noatime" "X-mount.mkdir" ]; | |||
}; | |||
## Mount old root at /altroot | ## Mount old root at /altroot | ||