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Merge pull request #3048 from toonn/nix-env_doc

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Fix nix-env documentation for --delete-generations
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Eelco Dolstra 2019-08-29 15:22:01 +02:00 committed by GitHub
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11
doc/manual/command-ref/nix-env.xml
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@ -1370,10 +1370,13 @@ profile. The generations can be a list of generation numbers, the
special value <literal>old</literal> to delete all non-current
generations, a value such as <literal>30d</literal> to delete all
generations older than the specified number of days (except for the
generation that was active at that point in time), or a value such as.
<literal>+5</literal> to only keep the specified items older than the
current generation. Periodically deleting old generations is important
to make garbage collection effective.</para>
generation that was active at that point in time), or a value such as
<literal>+5</literal> to keep the last <literal>5</literal> generations
ignoring any newer than current, e.g., if <literal>30</literal> is the current
generation <literal>+5</literal> will delete generation <literal>25</literal>
and all older generations.
Periodically deleting old generations is important to make garbage collection
effective.</para>
</refsection>