[pbs-devel] [PATCH pbs-docs 1/2] Add section "Disk Management"

[Dietmar Maurer]

applied, but removed debug output. See comments below:

> On 08/24/2020 10:17 AM Dylan Whyte <d.whyte at proxmox.com> wrote:
> 
>  
> Add the section "Disk Management" to the admin guide, explaining
> the use of the "disk" subcommand of "proxmox-backup-manager"
> 
> Signed-off-by: Dylan Whyte <d.whyte at proxmox.com>
> ---
>  docs/administration-guide.rst | 78 +++++++++++++++++++++++++++++++++++
>  1 file changed, 78 insertions(+)
> 
> diff --git a/docs/administration-guide.rst b/docs/administration-guide.rst
> index acf07930..84e1eb72 100644
> --- a/docs/administration-guide.rst
> +++ b/docs/administration-guide.rst
> @@ -146,6 +146,84 @@ when setting up the backup server.
>     filesystem configuration from being supported for a datastore. For example,
>     ``ext3`` as a whole or ``ext4`` with the ``dir_nlink`` feature manually disabled.
>  
> +Disk Management
> +~~~~~~~~~~~~~~~
> +Proxmox Backup Server comes with a set of disk utilities, which are
> +accessed using the ``disk`` subcommand. This subcommand allows you to initialize
> +disks, create various filesystems, and get information about the disks.
> +
> +To view the disks connected to the system, use the ``list`` subcommand of
> +``disk``:
> +
> +.. code-block:: console
> +
> +  # proxmox-backup-manager disk list
> +  ┌──────┬────────┬─────┬───────────┬─────────────┬───────────────┬─────────┬────────┐
> +  │ name │ used   │ gpt │ disk-type │        size │ model         │ wearout │ status │
> +  ╞══════╪════════╪═════╪═══════════╪═════════════╪═══════════════╪═════════╪════════╡
> +  │ sda  │ lvm    │   1 │ hdd       │ 34359738368 │ QEMU_HARDDISK │       - │ passed │
> +  ├──────┼────────┼─────┼───────────┼─────────────┼───────────────┼─────────┼────────┤
> +  │ sdb  │ unused │   1 │ hdd       │ 68719476736 │ QEMU_HARDDISK │       - │ passed │
> +  ├──────┼────────┼─────┼───────────┼─────────────┼───────────────┼─────────┼────────┤
> +  │ sdc  │ unused │   1 │ hdd       │ 68719476736 │ QEMU_HARDDISK │       - │ passed │
> +  └──────┴────────┴─────┴───────────┴─────────────┴───────────────┴─────────┴────────┘
> +
> +To initialize a disk with a new GPT, use the ``initialize`` subcommand:
> +
> +.. code-block:: console
> +
> +  # proxmox-backup-manager disk initialize sdX
> +
> +You can create an ``ext4`` or ``xfs`` filesystem on a disk, using ``fs
> +create``. The following command creates an ``ext4`` filesystem and passes the
> +``--add-datastore`` parameter, in order to automatically create a datastore on
> +the disk (in this case ``sdd``). This will create a datastore at the location
> +``/mnt/datastore/store1``:
> +
> +.. code-block:: console
> +
> +  # proxmox-backup-manager disk fs create store1 --disk sdd --filesystem ext4 --add-datastore true

> +  register worker thread
> +  register worker
> +  FILE: "/var/log/proxmox-backup/tasks/EA/UPID:pbs:000016F6:001851EA:00000000:5F3D0A26:dircreate:store1:root at pam:"

Above is debug output ...

> +  create datastore 'store1' on disk sdd
> +  Percentage done: 1
> +  ...
> +  Percentage done: 99
> +  TASK OK

> +  Detected stopped UPID UPID:pbs:000016F6:001851EA:00000000:5F3D0A26:dircreate:store1:root at pam:
> +  unregister worker

Above is debug output ...

> +You can also create a ``zpool`` with various raid levels. The command below
> +creates a mirrored ``zpool`` using two disks (``sdb`` & ``sdc``) and mounts it
> +on the root directory (default):
> +
> +.. code-block:: console
> +
> +  # proxmox-backup-manager disk zpool create zpool1 --devices sdb,sdc --raidlevel mirror

> +  register worker thread
> +  register worker
> +  FILE: "/var/log/proxmox-backup/tasks/F5/UPID:pbs:00001544:001814F5:00000000:5F3D098A:zfscreate:zpool1:root at pam:"

Above is debug output ...

> +  create Mirror zpool 'zpool1' on devices 'sdb,sdc'
> +  # "zpool" "create" "-o" "ashift=12" "zpool1" "mirror" "sdb" "sdc"
> +
> +  TASK OK

> +  Detected stopped UPID UPID:pbs:00001544:001814F5:00000000:5F3D098A:zfscreate:zpool1:root at pam:
> +  unregister worker


Above is debug output ...

> +.. note::
> +  You can also pass the ``--add-datastore`` parameter here, to automatically
> +  create a datastore from the disk.
> +
> +You can use ``disk fs list`` and ``disk zpool list`` to keep track of your
> +filesystems and zpools respectively.
> +
> +If a disk supports S.M.A.R.T. capability, and you have this enabled, you can
> +display S.M.A.R.T. attributes using the command:
> +
> +.. code-block:: console
> +
> +  # proxmox-backup-manager disk smart-attributes sdX
>  
>  Datastore Configuration
>  ~~~~~~~~~~~~~~~~~~~~~~~
> -- 
> 2.20.1
> 
> 
> 
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