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btrfs-progs: docs: fix RST mkfs.btrfs table formatting

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Cell spanning is not supported for manual page target, so add separate
columns for the redundancy numbers.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2021-11-08 15:54:17 +01:00
parent 8b928ca5fb
commit c1046aeda7
1 changed files with 23 additions and 23 deletions
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46
Documentation/mkfs.btrfs.rst
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@ -335,29 +335,29 @@ PROFILES
There are the following block group types available:
+----------+--------------------------------------+-------------------+--------------------+
| Profiles | Redundancy | Space utilization | Min/max devices |
+ +---------------+---------+------------+ | |
| | Copies | Parity | Striping | | |
+==========+===============+=========+============+===================+====================+
| single | 1 | | | 100% | 1/any |
+----------+---------------+---------+------------+-------------------+--------------------+
| DUP | 2 / 1 device | | | 50% | 1/any (see note 1) |
+----------+---------------+---------+------------+-------------------+--------------------+
| RAID0 | 1 | | 1 to N | 100% | 1/any (see note 5) |
+----------+---------------+---------+------------+-------------------+--------------------+
| RAID1 | 2 | | | 50% | 2/any |
+----------+---------------+---------+------------+-------------------+--------------------+
| RAID1C3 | 3 | | | 33% | 3/any |
+----------+---------------+---------+------------+-------------------+--------------------+
| RAID1C4 | 4 | | | 25% | 4/any |
+----------+---------------+---------+------------+-------------------+--------------------+
| RAID10 | 2 | | 1 to N | 50% | 2/any (see note 5) |
+----------+---------------+---------+------------+-------------------+--------------------+
| RAID5 | 1 | 1 | 2 to N-1 | (N-1)/N | 2/any (see note 2) |
+----------+---------------+---------+------------+-------------------+--------------------+
| RAID6 | 1 | 2 | 3 to N-2 | (N-2)/N | 3/any (see note 3) |
+----------+---------------+---------+------------+-------------------+--------------------+
+----------+---------------+------------+------------+-------------------+--------------------+
| Profiles | Redundancy | Redundancy | Redundancy | Space utilization | Min/max devices |
| | | | | | |
| | Copies | Parity | Striping | | |
+==========+===============+============+============+===================+====================+
| single | 1 | | | 100% | 1/any |
+----------+---------------+------------+------------+-------------------+--------------------+
| DUP | 2 / 1 device | | | 50% | 1/any (see note 1) |
+----------+---------------+------------+------------+-------------------+--------------------+
| RAID0 | 1 | | 1 to N | 100% | 1/any (see note 5) |
+----------+---------------+------------+------------+-------------------+--------------------+
| RAID1 | 2 | | | 50% | 2/any |
+----------+---------------+------------+------------+-------------------+--------------------+
| RAID1C3 | 3 | | | 33% | 3/any |
+----------+---------------+------------+------------+-------------------+--------------------+
| RAID1C4 | 4 | | | 25% | 4/any |
+----------+---------------+------------+------------+-------------------+--------------------+
| RAID10 | 2 | | 1 to N | 50% | 2/any (see note 5) |
+----------+---------------+------------+------------+-------------------+--------------------+
| RAID5 | 1 | 1 | 2 to N-1 | (N-1)/N | 2/any (see note 2) |
+----------+---------------+------------+------------+-------------------+--------------------+
| RAID6 | 1 | 2 | 3 to N-2 | (N-2)/N | 3/any (see note 3) |
+----------+---------------+------------+------------+-------------------+--------------------+
.. warning::
It's not recommended to create filesystems with RAID0/1/10/5/6