forked from lix-project/lix
Merge pull request #3048 from toonn/nix-env_doc
Fix nix-env documentation for --delete-generations
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@ -1370,10 +1370,13 @@ profile. The generations can be a list of generation numbers, the
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special value <literal>old</literal> to delete all non-current
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generations, a value such as <literal>30d</literal> to delete all
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generations older than the specified number of days (except for the
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generation that was active at that point in time), or a value such as.
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<literal>+5</literal> to only keep the specified items older than the
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current generation. Periodically deleting old generations is important
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to make garbage collection effective.</para>
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generation that was active at that point in time), or a value such as
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<literal>+5</literal> to keep the last <literal>5</literal> generations
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ignoring any newer than current, e.g., if <literal>30</literal> is the current
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generation <literal>+5</literal> will delete generation <literal>25</literal>
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and all older generations.
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Periodically deleting old generations is important to make garbage collection
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effective.</para>
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</refsection>
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