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installation/guides/chroot: improve the fstab section #693

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34 changes: 19 additions & 15 deletions src/installation/guides/chroot.md
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Original file line number Diff line number Diff line change
Expand Up @@ -202,6 +202,17 @@ generated from currently mounted filesystems by copying the file `/proc/mounts`:

Remove lines in `/etc/fstab` that refer to `proc`, `sys`, `devtmpfs` and `pts`.

The partition scheme used throughout previous examples yields the following
`fstab`:

```
/dev/sda2 / ext4 rw,relatime,[...] 0 0
/dev/sda1 /boot/efi vfat rw,relatime,[...] 0 0
```

Note: The output of `/proc/mounts` will have a single space between each field.
The columns are aligned here for readability.

Replace references to `/dev/sdXX`, `/dev/nvmeXnYpZ`, etc. with their respective
UUID, which can be found by running
[blkid(8)](https://man.voidlinux.org/blkid.8). Referring to filesystems by their
Expand All @@ -211,28 +222,21 @@ essential. In other situations, disks will always have the same name unless
drives are physically added or removed. Therefore, this step may not be strictly
necessary, but is almost always recommended.

Customize the mount options if desired. A list of available options can be found
in [mount(8)](https://man.voidlinux.org/mount.8) and in filesystem-specific
manual pages.

Change the last zero of the entry for `/` to `1`, and the last zero of every
other line to `2`. These values configure the behaviour of
[fsck(8)](https://man.voidlinux.org/fsck.8).

For example, the partition scheme used throughout previous examples yields the
following `fstab`:

```
/dev/sda1 /boot/efi vfat rw,relatime,[...] 0 0
/dev/sda2 / ext4 rw,relatime 0 0
```

The information from `blkid` results in the following `/etc/fstab`:
For example:

```
UUID=6914[...] /boot/efi vfat rw,relatime,[...] 0 2
UUID=dc1b[...] / ext4 rw,relatime 0 1
UUID=dc1b[...] / ext4 defaults 0 1
UUID=6914[...] /boot/efi vfat defaults 0 2
```

Note: The output of `/proc/mounts` will have a single space between each field.
The columns are aligned here for readability.

Add an entry to mount `/tmp` in RAM:

```
Expand All @@ -242,7 +246,7 @@ tmpfs /tmp tmpfs defaults,nosuid,nodev 0 0
If using swap space, add an entry for any swap partitions:

```
UUID=1cb4[...] swap swap rw,noatime,discard 0 0
UUID=1cb4[...] none swap defaults 0 0
```

### Enable services
Expand Down