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docs: clarify prune settings slightly more
The formulation "Keep backups for the last N intervals" might suggest that intervals without backups also count, which they do not. Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
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@ -632,28 +632,28 @@ following retention options are available:
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Keep the last ``<N>`` backup snapshots.
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``--keep-hourly <N>``
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Keep backups for the last ``<N>`` hours. If there is more than one
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backup for a single hour, only the latest is kept.
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Keep backups for the last ``<N>`` hours. If there is more than one backup for
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a single hour, only the latest is kept. Hours without backups do not count.
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``--keep-daily <N>``
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Keep backups for the last ``<N>`` days. If there is more than one
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backup for a single day, only the latest is kept.
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Keep backups for the last ``<N>`` days. If there is more than one backup for a
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single day, only the latest is kept. Days without backups do not count.
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``--keep-weekly <N>``
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Keep backups for the last ``<N>`` weeks. If there is more than one
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backup for a single week, only the latest is kept.
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Keep backups for the last ``<N>`` weeks. If there is more than one backup for
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a single week, only the latest is kept. Weeks without backup do not count.
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.. note:: Weeks start on Monday and end on Sunday. The software
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uses the `ISO week date`_ system and handles weeks at
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the end of the year correctly.
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``--keep-monthly <N>``
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Keep backups for the last ``<N>`` months. If there is more than one
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backup for a single month, only the latest is kept.
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Keep backups for the last ``<N>`` months. If there is more than one backup for
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a single month, only the latest is kept. Months without backups do not count.
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``--keep-yearly <N>``
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Keep backups for the last ``<N>`` years. If there is more than one
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backup for a single year, only the latest is kept.
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Keep backups for the last ``<N>`` years. If there is more than one backup for
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a single year, only the latest is kept. Years without backups do not count.
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The retention options are processed in the order given above. Each option
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only covers backups within its time period. The next option does not take care
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@ -13,28 +13,31 @@ The following retention options are available:
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Keep the last ``<N>`` backup snapshots.
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``keep-hourly <N>``
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Keep backups for the last ``<N>`` hours. If there is more than one
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backup for a single hour, only the latest is retained.
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Keep backups for the last ``<N>`` hours. If there is more than one backup for
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a single hour, only the latest is retained. Hours without backups do not
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count.
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``keep-daily <N>``
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Keep backups for the last ``<N>`` days. If there is more than one
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backup for a single day, only the latest is retained.
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Keep backups for the last ``<N>`` days. If there is more than one backup for a
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single day, only the latest is retained. Days without backups do not count.
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``keep-weekly <N>``
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Keep backups for the last ``<N>`` weeks. If there is more than one
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backup for a single week, only the latest is retained.
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Keep backups for the last ``<N>`` weeks. If there is more than one backup for
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a single week, only the latest is retained. Weeks without backup do not count.
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.. note:: Weeks start on Monday and end on Sunday. The software
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uses the `ISO week date`_ system and handles weeks at
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the end of the year correctly.
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``keep-monthly <N>``
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Keep backups for the last ``<N>`` months. If there is more than one
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backup for a single month, only the latest is retained.
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Keep backups for the last ``<N>`` months. If there is more than one backup for
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a single month, only the latest is retained. Months without backups do not
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count.
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``keep-yearly <N>``
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Keep backups for the last ``<N>`` years. If there is more than one
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backup for a single year, only the latest is retained.
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Keep backups for the last ``<N>`` years. If there is more than one backup for
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a single year, only the latest is retained. Years without backups do not
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count.
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The retention options are processed in the order given above. Each option
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only covers backups within its time period. The next option does not take care
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@ -82,13 +82,13 @@ available:</p>
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<dd>Keep the last <code class="docutils literal notranslate"><span class="pre"><N></span></code> backup snapshots.</dd>
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<dt><code class="docutils literal notranslate"><span class="pre">keep-hourly</span> <span class="pre"><N></span></code></dt>
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<dd>Keep backups for the last <code class="docutils literal notranslate"><span class="pre"><N></span></code> hours. If there is more than one
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backup for a single hour, only the latest is kept.</dd>
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backup for a single hour, only the latest is kept. Hours without backups do not count.</dd>
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<dt><code class="docutils literal notranslate"><span class="pre">keep-daily</span> <span class="pre"><N></span></code></dt>
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<dd>Keep backups for the last <code class="docutils literal notranslate"><span class="pre"><N></span></code> days. If there is more than one
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backup for a single day, only the latest is kept.</dd>
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backup for a single day, only the latest is kept. Days without backups do not count.</dd>
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<dt><code class="docutils literal notranslate"><span class="pre">keep-weekly</span> <span class="pre"><N></span></code></dt>
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<dd>Keep backups for the last <code class="docutils literal notranslate"><span class="pre"><N></span></code> weeks. If there is more than one
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backup for a single week, only the latest is kept.
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backup for a single week, only the latest is kept. Weeks without backups do not count.
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<div class="last admonition note">
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<p class="note-title">Note:</p>
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<p class="last">Weeks start on Monday and end on Sunday. The software
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@ -98,10 +98,10 @@ the end of the year correctly.</p>
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</dd>
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<dt><code class="docutils literal notranslate"><span class="pre">keep-monthly</span> <span class="pre"><N></span></code></dt>
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<dd>Keep backups for the last <code class="docutils literal notranslate"><span class="pre"><N></span></code> months. If there is more than one
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backup for a single month, only the latest is kept.</dd>
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backup for a single month, only the latest is kept. Months without backups do not count.</dd>
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<dt><code class="docutils literal notranslate"><span class="pre">keep-yearly</span> <span class="pre"><N></span></code></dt>
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<dd>Keep backups for the last <code class="docutils literal notranslate"><span class="pre"><N></span></code> years. If there is more than one
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backup for a single year, only the latest is kept.</dd>
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backup for a single year, only the latest is kept. Years without backups do not count.</dd>
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</dl>
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<p>The retention options are processed in the order given above. Each option
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only covers backups within its time period. The next option does not take care
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