mirror of https://github.com/digint/btrbk
documentation: doc/FAQ.md: fixed mistakes, cleanup markdown (thanks Bernd)
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doc/FAQ.md
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doc/FAQ.md
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@ -66,20 +66,19 @@ Note that this command does NOT make any physical copy of the files of
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your subvolumes within "/", it will only add some metadata.
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your subvolumes within "/", it will only add some metadata.
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## Step 2: make sure that `/rootfs/etc/fstab` is ok.
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## Step 2: make sure that "/rootfs/etc/fstab" is ok.
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Add mount point for subvolid=0 to fstab, something like this:
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Add mount point for subvolid=0 to fstab, something like this:
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/etc/fstab:
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/rootfs/etc/fstab:
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/dev/sda1 /mnt/btr_pool btrfs subvolid=0,noatime 0 0
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/dev/sda1 /mnt/btr_pool btrfs subvolid=0,noatime 0 0
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## Step 3: boot from the new subvolume "rootfs".
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## Step 3: boot from the new subvolume "rootfs".
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Either:
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Either add `rootflags=subvol=rootfs` to grub.cfg, or set subvolume
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- add `rootflags=subvol=rootfs` to grub.cfg
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"rootfs" as default:
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- set subvolume "rootfs" as default:
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# btrfs subvolume set-default <subvolid> /
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# btrfs subvolume set-default <subvolid> /
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@ -102,7 +101,7 @@ This means that the root volume (subvolid=0) is correctly mounted.
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#### Step 5: delete old (duplicate) files
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## Step 5: delete old (duplicate) files
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Carefully delete all old files from `/mnt/btr_pool`, except "rootfs"
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Carefully delete all old files from `/mnt/btr_pool`, except "rootfs"
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and all other subvolumes within "/". You can list all these by typing:
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and all other subvolumes within "/". You can list all these by typing:
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