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| author | Matthew O'Gorman <mog@rldn.net> | 2016-01-06 20:15:19 -0500 |
|---|---|---|
| committer | Matthew O'Gorman <mog@rldn.net> | 2018-03-01 21:47:57 -0500 |
| commit | 429154b74c7f4b4d679ae79bbc939049f537bfaf (patch) | |
| tree | 8f393c37c7138cf16a23c2e364b9f5f0bcd765a1 /doc/manual | |
| parent | 4a000cbb39766812fccebfa7cf8b76ecca8f6e63 (diff) | |
Implement --delete-generations + flag for keeping last N number of generations
Diffstat (limited to 'doc/manual')
| -rw-r--r-- | doc/manual/command-ref/nix-env.xml | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/doc/manual/command-ref/nix-env.xml b/doc/manual/command-ref/nix-env.xml index d4563ac47..f0e70a41c 100644 --- a/doc/manual/command-ref/nix-env.xml +++ b/doc/manual/command-ref/nix-env.xml @@ -1346,9 +1346,10 @@ $ nix-env --list-generations <para>This operation deletes the specified generations of the current profile. The generations can be a list of generation numbers, the special value <literal>old</literal> to delete all non-current -generations, or a value such as <literal>30d</literal> to delete all +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). +generation that was active at that point in time), or a value such as. +<literal>+5</literal> to delete all but the number of items specified. Periodically deleting old generations is important to make garbage collection effective.</para> @@ -1359,6 +1360,8 @@ collection effective.</para> <screen> $ nix-env --delete-generations 3 4 8 +$ nix-env --delete-generations +5 + $ nix-env --delete-generations 30d $ nix-env -p other_profile --delete-generations old</screen> |