NixOS Generations Trimmer: Difference between revisions

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VisualWikitext

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 <syntaxHighlight lang=bash>
 ❯ ./trim-generations.sh
+The current defaults are:
+ Keep-Gens=30 Keep-Days=30
+Keep these defaults? (y/n):y
+Using defaults..
 Keeping default: 30 generations OR 30 days, whichever is more
-Operating on profile: 	 /nix/var/nix/profiles/per-user/user/profile
+Operating on profile:    /nix/var/nix/profiles/per-user/dougal/profile
-oldest generation:             27
+oldest generation:             75
-oldest generation created:     2021-09-24
+oldest generation created:     2023-08-05
-minutes before now:            3918
+minutes before now:            46740
-hours before now:              65
+hours before now:              779
-days before now:               2
+days before now:               32
+current generation:            217
+current generation created:    2023-09-06
+minutes before now:            660
+hours before now:              11
+days before now:               0
+        Something to do...
-current generation:            33
+Found the following generation(s) to delete:
-current generation created:    2021-09-25
+generation 75    2023-08-05, 32 day(s) old
+generation 76    2023-08-05, 32 day(s) old
+generation 77    2023-08-05, 32 day(s) old
+generation 78    2023-08-05, 32 day(s) old
+generation 79    2023-08-05, 32 day(s) old
+generation 80    2023-08-05, 32 day(s) old
+generation 81    2023-08-05, 32 day(s) old
+generation 82    2023-08-05, 32 day(s) old
+generation 83    2023-08-05, 32 day(s) old
+generation 84    2023-08-05, 32 day(s) old
+generation 85    2023-08-05, 32 day(s) old
+generation 86    2023-08-05, 32 day(s) old
-All generations are no more than 30 days older than current generation.
+Do you want to delete these? [Y/n]:
-Oldest gen difference from current gen: 1
-	Nothing to do!
 </syntaxHighlight>
@@ Line 80: / Line 103: @@
 Usage:
-	 trim-generations.sh (defaults are: Keep-Gens=10 Keep-Days=7 Profile=user)
+         ./trim-generations.sh <keep-gernerations> <keep-days> <profile>
-If you enter any parameters, you must enter all three.
+(defaults are: Keep-Gens=30 Keep-Days=30 Profile=user)
+If you enter any parameters, you must enter all three, or none to use defaults.
 Example:
-	 trim-generations.sh 15 10 home-manager
+         trim-generations.sh 15 10 home-manager
-... this will work on the home-manager profile and keep all generations from the last 10 days, and keep at least 15 generations no matter how old.
+  this will work on the home-manager profile and keep all generations from the
+last 10 days, and keep at least 15 generations no matter how old.
-Profile choices available: 	 user, home-manager, channels, system (root only)
+Profiles available are: user, home-manager, channels, system (root)
+-h or --help prints this help text.
 </syntaxHighlight>
@@ Line 95: / Line 123: @@
 <syntaxHighlight lang=bash>
 ❯ sudo ./trim-generations.sh
-Keeping default: 10 generations OR 7 days, whichever is more
+The current defaults are:
-Operating on profile: 	 /nix/var/nix/profiles/default
+ Keep-Gens=30 Keep-Days=30
-oldest generation:             8
+Keep these defaults? (y/n):y
-oldest generation created:     2021-09-04
+Using defaults..
-minutes before now:            32725
+Keeping default: 30 generations OR 30 days, whichever is more
-hours before now:              545
+Operating on profile:    /nix/var/nix/profiles/system
-days before now:               22
-current generation:            8
+oldest generation:             65
-current generation created:    2021-09-04
+oldest generation created:     2023-08-05
+minutes before now:            46727
+hours before now:              778
+days before now:               32
-All generations are no more than 7 days older than current generation.
+current generation:            102
-Oldest gen days difference from current gen: 0
+current generation created:    2023-09-04
+minutes before now:            3527
+hours before now:              58
+days before now:               2
-	Nothing to do!
+All generations are no more than 30 days older than current generation.
+Oldest gen days difference from current gen: 30
+        Nothing to do!
 </syntaxHighlight>
@@ Line 143: / Line 179: @@
 Usage:
-	 trim-generations.sh (defaults are: Keep-Gens=10 Keep-Days=7 Profile=user)
+         ./trim-generations.sh <keep-gernerations> <keep-days> <profile>
-If you enter any parameters, you must enter all three.
+(defaults are: Keep-Gens=30 Keep-Days=30 Profile=user)
+If you enter any parameters, you must enter all three, or none to use defaults.
 Example:
-	 trim-generations.sh 15 10 home-manager
+         trim-generations.sh 15 10 home-manager
-... this will work on the home-manager profile and keep all generations from the last 10 days, and keep at least 15 generations no matter how old.
+  this will work on the home-manager profile and keep all generations from the
+last 10 days, and keep at least 15 generations no matter how old.
+Profiles available are: user, home-manager, channels, system (root)
-Profile choices available: 	 user, home-manager, channels, system (root only)
+-h or --help prints this help text.
 </syntaxHighlight>
 [[Category:Tutorial]]