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docs: use defininition list for tape Terminology 

To avoid those strange line breaks in Field list labels.
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Dietmar Maurer 2021-04-14 13:25:29 +02:00
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docs/tape-backup.rst
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@ -102,9 +102,10 @@ datastore is able to deliver that performance (for example, by using SSDs).
Terminology Terminology
----------- -----------
:Tape Labels: are used to uniquely identify a tape. You would normally apply a **Tape Labels:**
sticky paper label to the front of the cartridge. We additionally store the are used to uniquely identify a tape. You would normally apply a
label text magnetically on the tape (first file on tape). sticky paper label to the front of the cartridge. We additionally
store the label text magnetically on the tape (first file on tape).
.. _Code 39: https://en.wikipedia.org/wiki/Code_39 .. _Code 39: https://en.wikipedia.org/wiki/Code_39
@ -112,47 +113,55 @@ Terminology
.. _LTO Barcode Generator: lto-barcode/index.html .. _LTO Barcode Generator: lto-barcode/index.html
:Barcodes: are a special form of tape labels, which are electronically **Barcodes:**
readable. Most LTO tape robots use an 8 character string encoded as are a special form of tape labels, which are electronically
`Code 39`_, as defined in the `LTO Ultrium Cartridge Label readable. Most LTO tape robots use an 8 character string encoded as
Specification`_. `Code 39`_, as defined in the `LTO Ultrium Cartridge Label
Specification`_.
You can either buy such barcode labels from your cartridge vendor, You can either buy such barcode labels from your cartridge vendor,
or print them yourself. You can use our `LTO Barcode Generator`_ or print them yourself. You can use our `LTO Barcode Generator`_
app, if you would like to print them yourself. app, if you would like to print them yourself.
.. Note:: Physical labels and the associated adhesive should have an .. Note:: Physical labels and the associated adhesive should have an
environmental performance to match or exceed the environmental environmental performance to match or exceed the environmental
specifications of the cartridge to which it is applied. specifications of the cartridge to which it is applied.
:Media Pools: A media pool is a logical container for tapes. A backup **Media Pools:**
job targets one media pool, so a job only uses tapes from that A media pool is a logical container for tapes. A backup job targets
pool. The pool additionally defines how long a backup job can one media pool, so a job only uses tapes from that pool. The pool
append data to tapes (allocation policy) and how long you want to additionally defines how long a backup job can append data to tapes
keep the data (retention policy). (allocation policy) and how long you want to keep the data
(retention policy).
:Media Set: A group of continuously written tapes (all from the same **Media Set:**
media pool). A group of continuously written tapes (all from the same media pool).
:Tape drive: The device used to read and write data to the tape. There **Tape drive:**
are standalone drives, but drives are usually shipped within tape libraries. The device used to read and write data to the tape. There are
standalone drives, but drives are usually shipped within tape
libraries.
:Tape changer: A device which can change the tapes inside a tape drive **Tape changer:**
(tape robot). They are usually part of a tape library. A device which can change the tapes inside a tape drive (tape
robot). They are usually part of a tape library.
.. _Tape Library: https://en.wikipedia.org/wiki/Tape_library .. _Tape Library: https://en.wikipedia.org/wiki/Tape_library
:`Tape library`_: A storage device that contains one or more tape drives, `Tape library`_:
a number of slots to hold tape cartridges, a barcode reader to A storage device that contains one or more tape drives, a number of
identify tape cartridges, and an automated method for loading tapes slots to hold tape cartridges, a barcode reader to identify tape
(a robot). cartridges, and an automated method for loading tapes (a robot).
This is also commonly known as an 'autoloader', 'tape robot' or 'tape jukebox'. This is also commonly known as an 'autoloader', 'tape robot' or
'tape jukebox'.
:Inventory: The inventory stores the list of known tapes (with **Inventory:**
additional status information). The inventory stores the list of known tapes (with additional status
information).
:Catalog: A media catalog stores information about the media content. **Catalog:**
A media catalog stores information about the media content.
Tape Quick Start Tape Quick Start