docs/administration-guide.rst: explain how prune handles uncomplete backups

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Dietmar Maurer 2019-12-05 11:27:42 +01:00
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@ -447,6 +447,10 @@ option covers a specific period of time. We say that backups within
this period are covered by this option. The next option does not take this period are covered by this option. The next option does not take
care of already covered backups and only considers older backups. care of already covered backups and only considers older backups.
The prune command also looks for unfinished and incomplete backups and
removes them unless they are newer than the last successful backup. In
this case, the last failed backup is retained.
.. code-block:: console .. code-block:: console