naturalselection(1) on Linux
The text 8f8b32bafab6, as Debian 9 (Stretch) shipped it.
keep cache directories below a specified threshold
Flags it lists
-
--help -
--interval -
--min-erase -
--runs -
--threshold -
--version -
-h -
-l -
-m -
-n -
-r -
-s