Sysctl

sysctl

Usage:

sysctl [options] [variable[=value] ...]

Options:

 -a, --all            display all variables
 -A                   alias of -a
 -X                   alias of -a
     --deprecated     include deprecated parameters to listing
 -b, --binary         print value without new line
 -e, --ignore         ignore unknown variables errors
 -N, --names          print variable names without values
 -n, --values         print only values of a variables
 -p, --load[=<file>]  read values from file
 -f                   alias of -p
     --system         read values from all system directories
 -r, --pattern <expression>
                      select setting that match expression
 -q, --quiet          do not echo variable set
 -w, --write          enable writing a value to variable
 -o                   does nothing
 -x                   does nothing
 -d                   alias of -h

-h, --help     display this help and exit
-V, --version  output version information and exit

For more details see sysctl(8).