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update prune documentation for new --keep-within intervals

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Ken Kundert 2025-01-10 11:12:20 -08:00
parent b9498ca571
commit 45b8e629ac

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@ -144,10 +144,11 @@ from different machines) in one shared repository, use one prune call per
series. series.
The ``--keep-within`` option takes an argument of the form "<int><char>", The ``--keep-within`` option takes an argument of the form "<int><char>",
where char is "H", "d", "w", "m", "y". For example, ``--keep-within 2d`` means where char is "y", "m", "w", "d", "H", "M", or "S" and represents years, months,
weeks, days, hours, minutes or seconds. For example, ``--keep-within 2d`` means
to keep all archives that were created within the past 48 hours. to keep all archives that were created within the past 48 hours.
"1m" is taken to mean "31d". The archives kept with this option do not "1m" is taken to mean "31d" and "1y" represents "365d". The archives kept with
count towards the totals specified by any other options. this option do not count towards the totals specified by any other options.
A good procedure is to thin out more and more the older your backups get. A good procedure is to thin out more and more the older your backups get.
As an example, ``--keep-daily 7`` means to keep the latest backup on each day, As an example, ``--keep-daily 7`` means to keep the latest backup on each day,